# Best Email Verification Software - Page 4 *By [Neeraja Prakash](https://research.g2.com/insights/author/neeraja-prakash)* Email verification software helps businesses confirm the validity and deliverability of email addresses before starting email communication. Users start by uploading an email list to a verification platform. The software then uses factors such as email address syntax, domain structures, simple mail transfer protocol (SMTP) information, internet service providers (ISP) databases, or other data to confirm that each address can receive and send messages. These platforms can also flag typos, verify online forms, and reject temporary burner emails as they pass through employees’ mailboxes. Marketing and sales professionals use email verification tools to ensure their email lists are up-to-date before launching campaigns. These products are also used by customer support, IT and security, HR, and data management teams to safeguard the company’s communication channels and verify legitimate addresses. Email verification platforms help businesses reduce bounce rates, improve sender reputations, prevent fraudulent emails, increase customer engagement, and ensure deliverability. An essential way to validate email is by ensuring domain credibility. Domain credibility is determined by various factors such as domain age, registration details, DNS records, blacklists, SMTP checks, and domain reputation. SMTP information, in particular, is important as it provides real-time feedback when testing the connection of the email address to the mail server. Through email verification software, domains and mailboxes can be tested to ensure the deliverability of an email from its particular address. Using email verification tools also helps control the deliverability of temporary or fraudulent email addresses, which scammers use to solicit information. The domain verifying process works as a blocker when it detects temporary or disposable email addresses. The email validation platform will flag emails that seem to come from unsecured domains or mailboxes and then block the address so it does not reach the user. As a result, users of email verification software would not have to worry about fraudulent email addresses when sending or receiving emails. Email verification may be confused with lead verification tools since they both ensure the quality and accuracy of data in marketing and sales work. However, they are distinct in the different purposes they serve. Email verification products aim to confirm the legitimacy of email addresses, whereas lead verification tools focus on enriching and assessing the overall quality of lead data. Email verification software often integrates with [secure email gateway software](https://www.g2.com/categories/secure-email-gateway), [email deliverability tools](https://www.g2.com/categories/email-deliverability), [email testing software](https://www.g2.com/categories/email-testing), [email anti-spam software](https://www.g2.com/categories/email-anti-spam), [DMARC software](https://www.g2.com/categories/dmarc), and [intelligent email protection software](https://www.g2.com/categories/intelligent-email-protection). These security solutions add additional layers of security to emails for businesses that may not be satisfied with their email verification products alone. To qualify for inclusion in the Email Verification category, a product must: - Allow users to upload a business contact email list directly to the platform - Check email lists for invalid email address syntax - Verify domain hosts - Ensure deliverability through SMTP provider details - Identify email addresses that are likely to be spam traps ## Top Email Verification Software at a Glance | # | Product | Rating | Best For | What Users Say | |---|---------|--------|----------|----------------| | 1 | [GTM Workspace - Powered by ZoomInfo](https://www.g2.com/products/gtm-workspace-powered-by-zoominfo/reviews) | 4.5/5.0 (8,876 reviews) | B2B contact verification with CRM-integrated prospecting | "[ZoomInfo GTM Workspace: Fast, Accurate Data and Strong ROI for Channel Prospecting](https://www.g2.com/survey_responses/gtm-workspace-powered-by-zoominfo-review-12893195)" | | 2 | [Apollo.io](https://www.g2.com/products/apollo-io/reviews) | 4.7/5.0 (9,355 reviews) | B2B prospecting with inline email verification | "[Apollo.io’s All-in-One Sales Platform That Supercharges Efficiency](https://www.g2.com/survey_responses/apollo-io-review-13069391)" | | 3 | [ZeroBounce](https://www.g2.com/products/zerobounce/reviews) | 4.7/5.0 (1,354 reviews) | Bulk email list cleaning with catch-all scoring | "[Accurate Email Verification That Boosts Deliverability and List Hygiene](https://www.g2.com/survey_responses/zerobounce-review-12781582)" | | 4 | [RocketReach](https://www.g2.com/products/rocketreach/reviews) | 4.4/5.0 (1,354 reviews) | LinkedIn-anchored prospect email verification and outreach | "[Efficient Contact Extraction, Needs Higher Email Limit](https://www.g2.com/survey_responses/rocketreach-review-12629219)" | | 5 | [Clearout.io](https://www.g2.com/products/clearout-io/reviews) | 4.6/5.0 (545 reviews) | Bulk email list verification with deliverability protection | "[Clearout Makes Prospecting Faster with High-Quality Contact Data and Google Sheets Integration](https://www.g2.com/survey_responses/clearout-io-review-12868834)" | | 6 | [Wiza](https://www.g2.com/products/wiza/reviews) | 4.5/5.0 (1,233 reviews) | LinkedIn-native real-time email verification and enrichment | "[Great App for Finding Leads and Contacts](https://www.g2.com/survey_responses/wiza-review-12964544)" | | 7 | [Reoon Email Verifier](https://www.g2.com/products/reoon-email-verifier/reviews) | 4.8/5.0 (1,011 reviews) | Bulk cold-outreach list hygiene with API integration | "[Best email verifier](https://www.g2.com/survey_responses/reoon-email-verifier-review-12205255)" | | 8 | [Kickbox](https://www.g2.com/products/kickbox/reviews) | 4.5/5.0 (614 reviews) | Bulk list hygiene with HubSpot-native verification | "[Simple, Reliable Email Verification for Busy Marketing Teams](https://www.g2.com/survey_responses/kickbox-review-12850234)" | | 9 | [BounceBan](https://www.g2.com/products/bounceban/reviews) | 4.8/5.0 (306 reviews) | Catch-all email verification for cold outreach | "[A Practical Tool for Cleaner Email Lists and Better Results](https://www.g2.com/survey_responses/bounceban-review-12197783)" | | 10 | [Bouncer](https://www.g2.com/products/bouncer/reviews) | 4.8/5.0 (337 reviews) | — | "[Does What It Promises and Protects My Deliverability ⭐️⭐️⭐️⭐️⭐️](https://www.g2.com/survey_responses/bouncer-review-12322920)" | --- ## What Are the Most Common Questions About Email Verification Software? *AI-generated · Last updated: May 26, 2026* ### What top platforms for removing invalid and risky email addresses? Based on G2 reviews, buyers most often describe strong email verification platforms as helping clean lists before campaigns, reduce bounce risk, and protect sender reputation. According to verified users, the most valued capabilities include separating invalid, risky, disposable, duplicate, and catch-all addresses while keeping the workflow simple for bulk uploads. G2 reviewers mention that speed, clear reporting, and dependable results matter just as much as ease of setup, especially for teams running regular outbound or newsletter campaigns. Across recent reviews in this category, users consistently praise tools that make list cleaning faster, improve confidence before sending, and reduce the manual effort needed to prepare data for outreach. **Here are some of the top-rated products on G2:** - [ZeroBounce](https://www.g2.com/products/zerobounce/reviews/zerobounce-review-12838080) – used for bounce control, list hygiene, warm-up, and contact enrichment before cold email campaigns - [Clearout.io](https://www.g2.com/products/clearout-io/reviews/clearout-io-review-12741624) – helps teams bulk verify emails, reduce risky addresses, and keep contact data clean for outreach - [Bouncer](https://www.g2.com/products/bouncer/reviews/bouncer-review-12619858) – supports list cleaning and deliverability protection with fast verification for large email sets ### What top tools for improving email deliverability with verification? Based on G2 reviews, the strongest tools for improving deliverability are the ones users trust to remove invalid or risky contacts before sending. According to verified users, the biggest gains come from lower bounce rates, cleaner databases, and better sender reputation over time. G2 reviewers mention that useful deliverability-focused workflows often include bulk verification, catch-all handling, and integrations with outreach or CRM systems so teams can act on cleaned data quickly. Recent reviews repeatedly highlight how these tools help email teams avoid spam issues, protect domains, and send with more confidence. For buyers comparing options, the clearest pattern is that dependable verification directly supports healthier campaigns and more stable inbox placement. **Here are some of the top-rated products on G2:** - [ZeroBounce](https://www.g2.com/products/zerobounce/reviews/zerobounce-review-12781582) – used to improve deliverability with validation, spam-trap detection, and list hygiene workflows - [Kickbox](https://www.g2.com/products/kickbox/reviews/kickbox-review-12851749) – helps teams flag likely bounces and clean lists before campaigns with flexible verification settings - [Bouncer](https://www.g2.com/products/bouncer/reviews/bouncer-review-12322920) – supports cleaner lists and stronger sender reputation through fast, reliable verification ### What is the best email verification software for bulk lists? Based on G2 reviews, the best email verification software for bulk lists is ZeroBounce. According to verified users, it is frequently used to clean large databases, reduce bounce rates, and improve deliverability before campaigns go out. G2 reviewers mention that bulk validation is easy to manage, the interface is straightforward, and the platform helps teams separate invalid, risky, and catch-all addresses for better list hygiene. Recent feedback also highlights use cases like maintaining sender reputation, screening old databases, and preparing outbound lists at scale. For buyers focused on high-volume verification, users consistently point to dependable bulk processing, clear results, and easier campaign preparation as the main reasons it stands out. **Here are some of the top-rated products on G2:** - [ZeroBounce](https://www.g2.com/products/zerobounce/reviews/zerobounce-review-11822561) – used for bulk email validation and ongoing list hygiene for marketing and SDR workflows - [Clearout.io](https://www.g2.com/products/clearout-io/reviews/clearout-io-review-12378440) – supports fast bulk verification and cleaning of large lead datasets before outreach - [Kickbox](https://www.g2.com/products/kickbox/reviews/kickbox-review-12636656) – helps teams review very large contact files and clean mailing lists before sends ### Which platform offers the fastest email verification speed? Based on G2 reviews, ZeroBounce appears most often in recent feedback emphasizing speed, but buyers should note that speed is usually discussed alongside list size and workflow needs. According to verified users, fast verification matters most when cleaning large lists before campaigns or validating contacts without delaying sends. G2 reviewers mention quick processing, easy uploads, and simple interfaces as major advantages, while some also note that certain large jobs or catch-all checks can still take longer depending on the platform. Across the recent review set, speed is consistently valued when it helps teams move from upload to actionable results quickly, especially for bulk workflows and deliverability checks tied directly to campaign timing. ### Which is the best email verification tool for list cleaning? Based on G2 reviews, ZeroBounce is the most frequently represented option in recent feedback around list cleaning workflows. According to verified users, it is commonly used to remove invalid, risky, and outdated addresses before outreach so teams can protect domain reputation and reduce wasted sends. G2 reviewers mention that list cleaning is most effective when the platform clearly separates valid, invalid, catch-all, and risky records while making bulk uploads easy to manage. Recent users also describe cleaner CRM data, lower bounce exposure, and more confidence in sending to older or mixed-quality databases. For buyers prioritizing list hygiene, the recurring theme is dependable categorization and a workflow that makes cleanup easier before campaigns launch. ### What best platforms for real-time email verification at sign-up? Based on G2 reviews, buyers looking for real-time email verification at sign-up often focus on API support, quick validation, and the ability to block fake or mistyped addresses before they enter systems. According to verified users, this use case is especially valuable for protecting CRM quality, improving downstream deliverability, and preventing bad signups from creating manual cleanup work later. G2 reviewers mention real-time checks in forms, app workflows, and internal systems as a key differentiator for some products in the category. Recent feedback consistently highlights how instant validation can help teams maintain cleaner data from the start, reduce bounce risk, and keep marketing or onboarding workflows from being slowed down by invalid contact records. **Here are some of the top-rated products on G2:** - [Clearout.io](https://www.g2.com/products/clearout-io/reviews/clearout-io-review-12561512) – supports real-time validation so teams can correct misspelled addresses during form entry - [Kickbox](https://www.g2.com/products/kickbox/reviews/kickbox-review-12468715) – helps teams verify emails at capture and filter low-quality or fake lead submissions - [Bouncer](https://www.g2.com/products/bouncer/reviews/bouncer-review-12241092) – offers API-driven validation for checking emails before they enter applications and workflows ### Which email verification solution offers the highest accuracy? Based on G2 reviews, ZeroBounce is mentioned most often among recently reviewed products when users discuss strong accuracy signals, especially around identifying invalid, risky, and disposable addresses before campaigns. According to verified users, accuracy matters because it directly affects bounce rates, sender reputation, and confidence in the remaining list. G2 reviewers mention that the best-performing tools are the ones they trust to classify addresses clearly and support better decisions on whether to send, suppress, or review contacts manually. Recent feedback also shows that buyers often evaluate accuracy through practical outcomes like fewer bounced emails, cleaner CRM data, and better deliverability. In this dataset, accuracy is tied closely to reliable categorization and repeatable results. ### Which email verification software is easiest to use? Based on G2 reviews, ZeroBounce is the product most frequently associated with easy setup and straightforward daily use in the recent review set. According to verified users, ease of use usually means simple uploads, clear validation categories, and minimal training for new users. G2 reviewers mention clean interfaces, fast onboarding, and workflows that make bulk verification manageable even for non-technical teams. Recent feedback also describes products in this category as easier to adopt when results are clearly labeled and exports are simple to act on. For buyers who want a tool that works quickly without adding complexity, the strongest signal in these reviews is a combination of intuitive navigation, clear outputs, and low setup friction. ### What top-rated email verification tools for marketers? Based on G2 reviews, marketers typically value email verification tools that help protect sender reputation, clean lists before campaigns, and improve deliverability without adding too much manual work. According to verified users, the most helpful platforms support bulk validation, campaign preparation, and better confidence in outreach data. G2 reviewers mention use cases such as newsletter list cleaning, cold outreach preparation, CRM hygiene, and filtering invalid or disposable addresses before launch. Recent reviews also show that marketers look for tools with fast processing, clear segmentation of risky versus valid contacts, and integrations that fit broader campaign workflows. Across the category, the strongest pattern is that verification supports better campaign efficiency and more dependable inbox performance. **Here are some of the top-rated products on G2:** - [ZeroBounce](https://www.g2.com/products/zerobounce/reviews/zerobounce-review-12355218) – helps marketers remove invalid and risky emails to improve deliverability and protect reputation - [Clearout.io](https://www.g2.com/products/clearout-io/reviews/clearout-io-review-12588702) – supports cleaner outreach lists and better campaign performance for marketing teams - [Kickbox](https://www.g2.com/products/kickbox/reviews/kickbox-review-12391450) – used to sort out non-working emails quickly and keep marketing lists clean before sends ### What best tools for integrating email verification with CRMs? Based on G2 reviews, buyers interested in CRM integration usually prioritize tools that verify data before it enters sales or marketing systems, reduce manual cleanup, and fit existing workflows. According to verified users, integrations with CRMs and adjacent tools are valuable because they help keep source-of-truth data cleaner and make outreach more reliable. G2 reviewers mention smooth connections with systems like HubSpot, Salesforce, and other workflow tools as an important advantage, especially when paired with API access or automated list handling. Recent feedback suggests that the best-fit tools for CRM use are the ones that support bulk validation, easy syncing, and better control over data quality before records are enriched or activated in campaigns. **Here are some of the top-rated products on G2:** - [ZeroBounce](https://www.g2.com/products/zerobounce/reviews/zerobounce-review-12781582) – supports automated validation workflows across forms and CRM systems with added list-quality insights - [Kickbox](https://www.g2.com/products/kickbox/reviews/kickbox-review-12714820) – integrates smoothly with CRM-related workflows and helps teams verify emails before outreach - [Bouncer](https://www.g2.com/products/bouncer/reviews/bouncer-review-12242050) – is praised for strong HubSpot integration and easier verification of records already managed in CRM workflows ## G2 Grid® for Email Verification Software ![G2 Grid® for Email Verification Software plotting products by satisfaction and market presence](https://www.g2.com/categories/email-verification/grids.png?focus%5B%5D=577&focus%5B%5D=19743&focus%5B%5D=41755&focus%5B%5D=16297&focus%5B%5D=97906&focus%5B%5D=103316&focus%5B%5D=1193954&focus%5B%5D=14858) Highlighted products: GTM Workspace - Powered by ZoomInfo, Apollo.io, ZeroBounce, RocketReach, Clearout.io, Wiza, Reoon Email Verifier, and Kickbox. Underlying data: [Grid® JSON](https://www.g2.com/categories/email-verification/grids.json?focus%5B%5D=gtm-workspace-powered-by-zoominfo&focus%5B%5D=apollo-io&focus%5B%5D=zerobounce&focus%5B%5D=rocketreach&focus%5B%5D=clearout-io&focus%5B%5D=wiza&focus%5B%5D=reoon-email-verifier&focus%5B%5D=kickbox) ## How Many Email Verification Software Products Does G2 Track? **Total Products under this Category:** 186 ### Category Stats (Jul 2026) - **Average Rating**: 4.54/5 (↑0.01 vs Jun 2026) The average rating of products in this category, based on all submitted ratings - **Top Trending Product**: no2bounce (+5.04%) - Among all products in this category, no2bounce recorded the largest rating increase compared to last month *Last updated: July 12, 2026* ## How Does G2 Rank Email Verification Software Products? **Why You Can Trust G2's Software Rankings:** - 30 Analysts and Data Experts - 34,500+ Authentic Reviews - 186+ Products - Unbiased Rankings G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category. ## Which Email Verification Software Is Best for Your Use Case? - **Leader:** [GTM Workspace - Powered by ZoomInfo](https://www.g2.com/products/gtm-workspace-powered-by-zoominfo/reviews) - **Highest Performer:** [Reoon Email Verifier](https://www.g2.com/products/reoon-email-verifier/reviews) - **Easiest to Use:** [Bouncer](https://www.g2.com/products/bouncer/reviews) - **Top Trending:** [ZeroBounce](https://www.g2.com/products/zerobounce/reviews) - **Best Free Software:** [GTM Workspace - Powered by ZoomInfo](https://www.g2.com/products/gtm-workspace-powered-by-zoominfo/reviews) --- **Sponsored** ### Apollo.io Apollo.io is an AI-powered go-to-market (GTM) platform that helps revenue teams find, engage, and manage B2B buyers across the entire sales cycle. Apollo.io is the company behind the industry’s first fully agentic GTM platform, transforming how revenue teams execute. Going beyond automation, Apollo’s intelligent agents actively drive results across the entire sales funnel – from prospecting to deal management – all in one place. Trusted by millions of users and hundreds of thousands of companies – including Anthropic, Autodesk, and Docusign – Apollo is making world-class go-to-market simple, intelligent, and accessible for all. Apollo serves sales development representatives, account executives, sales leaders, revenue operations, and marketing teams at B2B organizations of various sizes. Teams use Apollo to build and maintain target account lists, orchestrate outbound and inbound motions, manage opportunities, and understand which activities lead to qualified pipeline and closed revenue. Key capabilities include: Data and targeting: Access to a large B2B database with company and contact details, including firmographic, technographic, and buyer signal data, so users can define ideal customer profiles and create precise segments for outreach. Prospecting and enrichment: Tools to search, filter, and save prospect lists, plus enrichment workflows that keep contact and account records up to date in Apollo and connected systems such as CRM. Sales engagement: Multi-step, multi-channel sequences for email, calls, and tasks that standardize how reps follow up with prospects, with controls for timing, throttling, and deliverability. Agentic and AI-assisted workflows: Intelligent agents and AI features that help with account research, lead scoring, message generation, and next-step recommendations so reps can prioritize and personalize at scale. Deal and activity management: Basic CRM-style functionality for tracking opportunities, stages, activities, and notes, giving teams a single view of pipeline health and sales performance. By combining data, engagement, and deal execution in one platform, Apollo is designed to reduce the number of disconnected tools in a typical GTM stack and provide a consistent workflow for building pipeline and managing deals. This helps organizations improve data quality, increase seller productivity, and run more structured, measurable go-to-market programs. [Visit website](https://www.g2.com/external_clickthroughs/record?secure%5Bad_program%5D=ppc&secure%5Bad_slot%5D=category_product_list&secure%5Bcategory_id%5D=1319&secure%5Bchosen_at%5D=2026-07-12T22%3A34%3A27Z&secure%5Bdisplayable_resource_id%5D=1319&secure%5Bdisplayable_resource_type%5D=Category&secure%5Bmedium%5D=sponsored&secure%5Bplacement_reason%5D=page_category&secure%5Bplacement_resource_ids%5D%5B%5D=1319&secure%5Bprioritized%5D=false&secure%5Bproduct_id%5D=19743&secure%5Bresource_id%5D=1319&secure%5Bresource_type%5D=Category&secure%5Bsource_type%5D=category_page&secure%5Bsource_url%5D=https%3A%2F%2Fwww.g2.com%2Fcategories%2Femail-verification&secure%5Btoken%5D=3ce7b1ec69883edc8a05abdf5e82dfbcbc17146ee168cbe442d8e03d160d0455&secure%5Burl%5D=https%3A%2F%2Fwww.apollo.io%2Fdemo%3Futm_source%3Dg2%26utm_medium%3Dcpc%26utm_campaign%3DG2Clicks%26utm_content%3Dtopic%26utm_term%3Demailverification&secure%5Burl_type%5D=custom_url) --- ## What Are the Top-Rated Email Verification Software Products in 2026? ### 1. [Bouncebuster](https://www.g2.com/products/bouncebuster/reviews) Bouncebuster is a real-time email verifier. Fight bounce & increase email deliverability with our very simple tool. Verify email addresses before sending and protect your email deliverability. **Average Rating:** 4.8/5.0 **Total Reviews:** 2 **How Do G2 Users Rate Bouncebuster?** - **Quality of Support:** 8.3/10 (Category avg: 8.9/10) **Who Is the Company Behind Bouncebuster?** - **Seller:** [Overloop](https://www.g2.com/sellers/overloop-bdc9561f-1b7d-495c-b65d-822536f05a91) - **HQ Location:** N/A - **LinkedIn® Page:** https://www.linkedin.com/company/No-Linkedin-Presence-Added-Intentionally-By-DataOps (1 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 50% Enterprise, 50% Small-Business #### What Are Bouncebuster's Pros and Cons? **Pros:** - Contact Information (1 reviews) - Ease of Use (1 reviews) - Efficiency (1 reviews) - Features (1 reviews) - User Interface (1 reviews) **Cons:** - Learning Curve (1 reviews) - Limited Contacts (1 reviews) ### What Do G2 Reviewers Say About Bouncebuster? *AI-generated summary from verified user reviews* **Pros:** - Users value the **contact information accuracy** provided by Bouncebuster, enhancing their email deliverability and campaign effectiveness. - Users highlight the **ease of use** of Bouncebuster, enjoying its efficient features and clean interface. - Users find Bouncebuster to be **efficient** , enjoying its clean UI and versatile features without any issues. - Users praise the **efficiency and clean UI** of Bouncebuster, valuing its versatility and trouble-free features. - Users appreciate the **clean and efficient user interface** of Bouncebuster, enhancing their overall experience and versatility. **Cons:** - Users face a noticeable **learning curve** with Bouncebuster, leading to occasional misclassifications of bounces. - Users note a **limited contact availability** with Bouncebuster, resulting in occasional misclassifications and confusion. #### What Are Recent G2 Reviews of Bouncebuster? **"[Bouncebuster Review](https://www.g2.com/survey_responses/bouncebuster-review-10375055)"** **Rating:** 4.5/5.0 stars *— Verified User in Online Media* [Read full review](https://www.g2.com/survey_responses/bouncebuster-review-10375055) --- **"[Essential tool for checking email lists.](https://www.g2.com/survey_responses/bouncebuster-review-9140125)"** **Rating:** 5.0/5.0 stars *— Verified User in Information Technology and Services* [Read full review](https://www.g2.com/survey_responses/bouncebuster-review-9140125) --- ### 2. [ClearBounce](https://www.g2.com/products/clearbounce-clearbounce/reviews) ClearBounce is a bulk email verification and list cleaning platform designed for businesses that rely on email marketing, transactional emails, and lead generation. Built for accuracy and speed, ClearBounce helps companies reduce bounce rates, protect sender reputation, and maximize email deliverability. At the core of ClearBounce is a proprietary multi-stage verification engine that processes every email through multiple layers of validation in real time. This includes syntax validation, DNS and MX record lookup, live SMTP mailbox probing, catch-all domain detection, disposable and temporary email filtering, spam trap identification, role-based address detection, and intelligent typo suggestion. The result is a 99.5% accuracy rate with less than 2% unknown emails. ClearBounce offers several products to cover the full email deliverability lifecycle. Bulk List Verification allows users to upload CSV, XLSX, or TXT files and verify thousands of emails with detailed deliverability reports and downloadable clean lists. The Real-time REST API provides sub-50ms response times for verifying emails at the point of signup, checkout, or any automated workflow. ClearBounce Shield is a lightweight JavaScript widget that validates emails in real time on signup and contact forms, blocking invalid, disposable, and risky addresses before they enter your database. The Deliverability Kit helps businesses monitor and improve their inbox placement with tools including inbox placement testing, 24/7 blocklist monitoring for IPs and domains, and SPF/DKIM/DMARC authentication validation with instant alerts. ClearBounce integrates directly with popular email marketing platforms and CRMs including Mailchimp, HubSpot, Klaviyo, ActiveCampaign, Zapier, Make, Brevo, Constant Contact, MailerLite, GetResponse, Moosend, and AWeber. Users can import contacts, verify in bulk, and write results back automatically. Pricing is flexible with no long-term commitments. A free plan includes 100 verification credits with no credit card required. Pay-as-you-go pricing starts at $0.004 per email with volume discounts up to 1 million or more emails. Monthly subscriptions offer additional savings. All data is encrypted, GDPR compliant, and automatically deleted after 60 days. ClearBounce supports 11 languages including English, Turkish, Spanish, Portuguese, French, German, Italian, Dutch, Japanese, Korean, and Russian, serving businesses worldwide across e-commerce, SaaS, marketing agencies, and financial services. **Average Rating:** 5.0/5.0 **Total Reviews:** 2 **How Do G2 Users Rate ClearBounce?** - **Quality of Support:** 10.0/10 (Category avg: 8.9/10) **Who Is the Company Behind ClearBounce?** - **Seller:** [ClearBounce](https://www.g2.com/sellers/clearbounce) - **Year Founded:** 2026 - **HQ Location:** Avcilar, TR - **LinkedIn® Page:** https://www.linkedin.com/company/clearbounce-net/ (1 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 100% Small-Business #### What Are Recent G2 Reviews of ClearBounce? **"[Highly Accurate, Easy Setup for Marketing](https://www.g2.com/survey_responses/clearbounce-review-12688474)"** **Rating:** 5.0/5.0 stars *— Sandra K.* [Read full review](https://www.g2.com/survey_responses/clearbounce-review-12688474) --- **"[ClearBounce Delivers Accurate Catch-All Detection with Fast, Clear Bulk Verification](https://www.g2.com/survey_responses/clearbounce-review-12486943)"** **Rating:** 5.0/5.0 stars *— Tolga C.* [Read full review](https://www.g2.com/survey_responses/clearbounce-review-12486943) --- ### 3. [DataStreams.ai](https://www.g2.com/products/datastreams-ai/reviews) DataStreams.ai is an AI-powered email verification platform designed to enhance email marketing efficiency by ensuring high deliverability and minimizing bounce rates. It offers real-time verification with a claimed accuracy of 97%, providing detailed insights into each email's status beyond simple validation. The service is user-friendly, requiring no installations—users can sign up and start verifying emails immediately. DataStreams.ai provides 200 free credits on sign up and offers scalable, transparent pricing for larger volumes. **Average Rating:** 5.0/5.0 **Total Reviews:** 2 **How Do G2 Users Rate DataStreams.ai?** - **Quality of Support:** 8.3/10 (Category avg: 8.9/10) - **AI Text Generation:** 8.3/10 (Category avg: 7.3/10) **Who Is the Company Behind DataStreams.ai?** - **Seller:** [DataStreams.ai](https://www.g2.com/sellers/datastreams-ai) - **HQ Location:** N/A - **LinkedIn® Page:** https://www.linkedin.com/company/No-Linkedin-Presence-Added-Intentionally-By-DataOps (1 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 150% Small-Business, 100% Mid-Market #### What Are DataStreams.ai's Pros and Cons? **Pros:** - Accuracy (5 reviews) - Data Accuracy (4 reviews) - Reliability (4 reviews) - Ease of Use (3 reviews) - Automation (2 reviews) **Cons:** - Filtering Issues (1 reviews) - Insufficient Information (1 reviews) ### What Do G2 Reviewers Say About DataStreams.ai? *AI-generated summary from verified user reviews* **Pros:** - Users highlight the **exceptional accuracy** of DataStreams.ai, significantly improving campaign performance and email deliverability. - Users praise the **exceptional accuracy** of DataStreams.ai, noting reliable results that enhance campaign performance significantly. - Users praise the **exceptional reliability** of DataStreams.ai, consistently delivering accurate results for email validation in campaigns. - Users appreciate the **user-friendly interface** of DataStreams.ai, making setup and operation quick and effortless. - Users value the **automation features** of DataStreams.ai, significantly reducing time spent on manual prospecting and enhancing lead prioritization. **Cons:** - Users note that **advanced filtering options** could enhance their experience with large prospect lists. - Users feel the **insufficient information** in alerts limits their ability to diagnose and resolve issues effectively. #### What Are Recent G2 Reviews of DataStreams.ai? **"[Reliable Email Validation with Catch-All Precision](https://www.g2.com/survey_responses/datastreams-ai-review-11682271)"** **Rating:** 5.0/5.0 stars *— Brittany B.* [Read full review](https://www.g2.com/survey_responses/datastreams-ai-review-11682271) --- **"[User-Friendly and Cost-Effective Email Validation](https://www.g2.com/survey_responses/datastreams-ai-review-12019186)"** **Rating:** 5.0/5.0 stars *— Ateeq A.* [Read full review](https://www.g2.com/survey_responses/datastreams-ai-review-12019186) --- ### 4. [DataValidation](https://www.g2.com/products/datavalidation/reviews) DataValidation is an email verification tool that integrates with your favorite email service providers to improve email list deliverability. **Average Rating:** 4.3/5.0 **Total Reviews:** 2 **How Do G2 Users Rate DataValidation?** - **Has the product been a good partner in doing business?:** 9.2/10 (Category avg: 9.1/10) - **Ease of Admin:** 10.0/10 (Category avg: 9.2/10) - **Quality of Support:** 7.5/10 (Category avg: 8.9/10) **Who Is the Company Behind DataValidation?** - **Seller:** [Synapp.io](https://www.g2.com/sellers/synapp-io) - **HQ Location:** N/A - **LinkedIn® Page:** https://www.linkedin.com/company/3477746 (2 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 50% Enterprise, 50% Mid-Market #### What Are Recent G2 Reviews of DataValidation? **"[Best to check if real](https://www.g2.com/survey_responses/datavalidation-review-895471)"** **Rating:** 5.0/5.0 stars *— Verified User in Higher Education* [Read full review](https://www.g2.com/survey_responses/datavalidation-review-895471) --- ### 5. [eMailBase](https://www.g2.com/products/emailbase/reviews) The Big Data & Email Automation platform with BigData B2B & B2C Inside **Average Rating:** 4.5/5.0 **Total Reviews:** 2 **How Do G2 Users Rate eMailBase?** - **Quality of Support:** 10.0/10 (Category avg: 8.9/10) - **AI Text Generation:** 10.0/10 (Category avg: 7.3/10) **Who Is the Company Behind eMailBase?** - **Seller:** [eMailBase](https://www.g2.com/sellers/emailbase) - **Year Founded:** 2019 - **HQ Location:** N/A - **LinkedIn® Page:** https://www.linkedin.com/company/104817005 (1 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 50% Mid-Market, 50% Small-Business #### What Are eMailBase's Pros and Cons? **Pros:** - Helpful (1 reviews) ### What Do G2 Reviewers Say About eMailBase? *AI-generated summary from verified user reviews* **Pros:** - Users find eMailBase to be a **helpful platform** for a variety of online needs and tasks. #### What Are Recent G2 Reviews of eMailBase? **"[trusted email app](https://www.g2.com/survey_responses/emailbase-review-10644064)"** **Rating:** 5.0/5.0 stars *— areli r.* [Read full review](https://www.g2.com/survey_responses/emailbase-review-10644064) --- **"[Review!](https://www.g2.com/survey_responses/emailbase-review-10648192)"** **Rating:** 4.0/5.0 stars *— Verified User in Retail* [Read full review](https://www.g2.com/survey_responses/emailbase-review-10648192) --- ### 6. [Kleanmail](https://www.g2.com/products/kleanmail/reviews) Kleanmail is a cloud based e-mail validation tool that helps you cleanse your customer database. With its capability to differentiate between valid and invalid email IDs, be rest assured that emails will then be sent only to the right contacts. This causes a ripple effect, saving your domain/IP from being blacklisted by the majority of email service providers and consequently increasing the chances of your emails landing in your customers’ inboxes. You work on your email campaigns for weeks and with our 98%+ accurate email validation, AI-driven email scoring, and powerful deliverability tools, we help you get them to the targeted inbox so that you can connect with your customers. **Average Rating:** 4.5/5.0 **Total Reviews:** 2 **How Do G2 Users Rate Kleanmail?** - **Has the product been a good partner in doing business?:** 10.0/10 (Category avg: 9.1/10) - **Ease of Admin:** 10.0/10 (Category avg: 9.2/10) - **Quality of Support:** 6.7/10 (Category avg: 8.9/10) **Who Is the Company Behind Kleanmail?** - **Seller:** [Comsense Consulting](https://www.g2.com/sellers/comsense-consulting) - **HQ Location:** Suwanee, US - **LinkedIn® Page:** https://www.linkedin.com/company/kleanmail (3 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 100% Small-Business #### What Are Recent G2 Reviews of Kleanmail? **"[good overall but less accurate](https://www.g2.com/survey_responses/kleanmail-review-8258502)"** **Rating:** 4.0/5.0 stars *— Ruhina S.* [Read full review](https://www.g2.com/survey_responses/kleanmail-review-8258502) --- **"[Best Email Validation Tool - KleanMail](https://www.g2.com/survey_responses/kleanmail-review-7848872)"** **Rating:** 5.0/5.0 stars *— Aniket P.* [Read full review](https://www.g2.com/survey_responses/kleanmail-review-7848872) --- ### 7. [KudosHub](https://www.g2.com/products/kudoshub/reviews) Kudoshub specializes in indepth email list cleaning services using their email list cleaning tools. **Average Rating:** 5.0/5.0 **Total Reviews:** 2 **How Do G2 Users Rate KudosHub?** - **Quality of Support:** 10.0/10 (Category avg: 8.9/10) **Who Is the Company Behind KudosHub?** - **Seller:** [KudosHub](https://www.g2.com/sellers/kudoshub) - **Year Founded:** 2017 - **HQ Location:** Dehradun, IN - **LinkedIn® Page:** http://www.linkedin.com/company/kudoshub (6 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 50% Mid-Market, 50% Small-Business #### What Are Recent G2 Reviews of KudosHub? **"[Best platform for email validation](https://www.g2.com/survey_responses/kudoshub-review-8188720)"** **Rating:** 5.0/5.0 stars *— Dhavan M.* [Read full review](https://www.g2.com/survey_responses/kudoshub-review-8188720) --- **"[KudosHub is a game-changer in email validation. Seamless, fast, and highly accurate!](https://www.g2.com/survey_responses/kudoshub-review-11376699)"** **Rating:** 5.0/5.0 stars *— falguni n.* [Read full review](https://www.g2.com/survey_responses/kudoshub-review-11376699) --- ### 8. [prospiq](https://www.g2.com/products/prospiq/reviews) prospiq is a B2B email finder and phone enrichment tool — a sharper, fairer alternative to Apollo and Hunter. Enter a name and company, and prospiq finds the verified work email and direct phone number, so sales teams, founders, and recruiters can reach real decision-makers without wasting budget on bounced emails. Its core promise: you're never charged for an unverified email or a phone it can't find. Multi-layer verification checks every email before you're charged, and re-looking up a contact you've already found is always free — forever. Features include single and bulk CSV enrichment, saved lists, full enrichment history, CSV export, CRM push to HubSpot, Salesforce, and Zoho, and a full API for programmatic access. A built-in AI sales assistant handles cold email writing, ICP building, company research, and prospecting strategy. The prospiq Chrome extension brings one-click email and phone reveal directly into LinkedIn profiles. prospiq also offers GST-compliant invoicing with INR billing and team plans priced for high-volume outbound teams — a practical edge for businesses that need clean tax-compliant billing. **Average Rating:** 4.8/5.0 **Total Reviews:** 2 **How Do G2 Users Rate prospiq?** - **Quality of Support:** 10.0/10 (Category avg: 8.9/10) - **AI Text Generation:** 10.0/10 (Category avg: 7.3/10) **Who Is the Company Behind prospiq?** - **Seller:** [Pathweavers](https://www.g2.com/sellers/pathweavers) - **HQ Location:** Noida, IN - **LinkedIn® Page:** https://www.linkedin.com/company/prospiqlabs (4 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 50% Enterprise, 50% Small-Business #### What Are Recent G2 Reviews of prospiq? **"[User-Friendly, Powerful Tool with Great API Latency and Token-Saving Searches](https://www.g2.com/survey_responses/prospiq-review-13030345)"** **Rating:** 5.0/5.0 stars *— Anand M.* [Read full review](https://www.g2.com/survey_responses/prospiq-review-13030345) --- **"[Verified Email + Amazing AI Model, Truly Impressive](https://www.g2.com/survey_responses/prospiq-review-13052119)"** **Rating:** 4.5/5.0 stars *— Karan M.* [Read full review](https://www.g2.com/survey_responses/prospiq-review-13052119) --- ### 9. [SendPost](https://www.g2.com/products/sendpost/reviews) Email API + SMTP Relay We provide developers, businesses and ESPs with tools, expertise and support needed to reliably deliver, measure and optimise emails so they reach your customers' inboxes on time, every time. **Average Rating:** 4.7/5.0 **Total Reviews:** 3 **How Do G2 Users Rate SendPost?** - **Has the product been a good partner in doing business?:** 8.3/10 (Category avg: 9.1/10) - **Ease of Admin:** 8.3/10 (Category avg: 9.2/10) - **Quality of Support:** 9.2/10 (Category avg: 8.9/10) **Who Is the Company Behind SendPost?** - **Seller:** [SendPost](https://www.g2.com/sellers/sendpost) - **HQ Location:** Denver, US - **LinkedIn® Page:** http://www.linkedin.com/company/sendpost (1 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 67% Small-Business, 33% Mid-Market #### What Are SendPost's Pros and Cons? **Pros:** - Ease of Use (1 reviews) - Easy Creation (1 reviews) - Email Marketing (1 reviews) - Email Verification (1 reviews) - Features (1 reviews) ### What Do G2 Reviewers Say About SendPost? *AI-generated summary from verified user reviews* **Pros:** - Users love the **ease of use** of SendPost, praising its simple email sending and validation API. - Users value the **easy creation** of emails with SendPost, making their workflow efficient and streamlined. - Users appreciate the **all-in-one email platform** of SendPost, enjoying simple email sending and validation features. - Users value the **simple email validation** feature of SendPost, enhancing their email management experience. - Users value the **all-in-one email platform** for its simplicity in sending and validating emails effortlessly. #### What Are Recent G2 Reviews of SendPost? **"[Best Email API used so far!](https://www.g2.com/survey_responses/sendpost-review-10463877)"** **Rating:** 5.0/5.0 stars *— Verified User in Computer Software* [Read full review](https://www.g2.com/survey_responses/sendpost-review-10463877) --- **"[Satisfying results as expected](https://www.g2.com/survey_responses/sendpost-review-10240096)"** **Rating:** 4.0/5.0 stars *— Vanita G.* [Read full review](https://www.g2.com/survey_responses/sendpost-review-10240096) --- ### 10. [Verifalia](https://www.g2.com/products/verifalia/reviews) Verifalia is a web-based email verification solution dedicated to helping you keep your email lists clean and accurate. **Average Rating:** 4.5/5.0 **Total Reviews:** 2 **How Do G2 Users Rate Verifalia?** - **Quality of Support:** 7.5/10 (Category avg: 8.9/10) - **AI Text Generation:** 8.3/10 (Category avg: 7.3/10) **Who Is the Company Behind Verifalia?** - **Seller:** [Cobisi Research](https://www.g2.com/sellers/cobisi-research) - **Year Founded:** 2012 - **HQ Location:** Padova, IT - **Twitter:** @verifalia (1,663 Twitter followers) - **LinkedIn® Page:** https://www.linkedin.com/company/verifalia/ (2 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 50% Mid-Market, 50% Small-Business #### What Are Verifalia's Pros and Cons? **Pros:** - Accuracy (1 reviews) - Data Accuracy (1 reviews) - Ease of Use (1 reviews) - Email Verification (1 reviews) **Cons:** - Slow Processing (1 reviews) ### What Do G2 Reviewers Say About Verifalia? *AI-generated summary from verified user reviews* **Pros:** - Users value the **high accuracy** of Verifalia, making email list validation and cleaning efficient and reliable. - Users value the **high accuracy** of Verifalia for quickly validating and cleaning email lists effectively. - Users praise the **ease of use** of Verifalia, allowing quick and accurate email validation and cleaning. - Users value the **easy and accurate email validation** provided by Verifalia, enhancing their list management efficiency. **Cons:** - Users experience **slow processing** speeds with Verifalia, especially when handling very large lists. #### What Are Recent G2 Reviews of Verifalia? **"[Cheap and Best](https://www.g2.com/survey_responses/verifalia-review-11750863)"** **Rating:** 5.0/5.0 stars *— Deepanshu D.* [Read full review](https://www.g2.com/survey_responses/verifalia-review-11750863) --- **"[Simple, gets the job done](https://www.g2.com/survey_responses/verifalia-review-9363285)"** **Rating:** 4.0/5.0 stars *— Nitin K.* [Read full review](https://www.g2.com/survey_responses/verifalia-review-9363285) --- ### 11. [VerifyEmail.io](https://www.g2.com/products/verifyemail-io/reviews) Email Address and Domain verification solution helps businesses validate email addresses and domains maintaining a higher spam score. Domain Verification: Utilizes domain search functionalities to validate the authenticity of email domains. Syntax Search: Conducts in-depth syntax checks on email addresses Real-time Validation: Verify email addresses and domains instantly during data entry Bulk Validation: Streamlines the process of cleaning and maintaining extensive contact databases. **Average Rating:** 4.8/5.0 **Total Reviews:** 2 **How Do G2 Users Rate VerifyEmail.io?** - **Quality of Support:** 8.3/10 (Category avg: 8.9/10) **Who Is the Company Behind VerifyEmail.io?** - **Seller:** [VerifyEmail.io](https://www.g2.com/sellers/verifyemail-io) - **HQ Location:** N/A - **LinkedIn® Page:** https://www.linkedin.com/company/verifyemail-io/ (1 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 100% Small-Business #### What Are VerifyEmail.io's Pros and Cons? **Pros:** - Automation (1 reviews) - Contact Information (1 reviews) - List Building (1 reviews) - Time-Saving (1 reviews) **Cons:** - Improvement Needed (1 reviews) ### What Do G2 Reviewers Say About VerifyEmail.io? *AI-generated summary from verified user reviews* **Pros:** - Users love the **automation feature** of VerifyEmail.io, as it significantly reduces effort and saves time efficiently. - Users value the **contact information accuracy** provided by VerifyEmail.io, enhancing efficiency in email campaigns. - Users appreciate the **list building efficiency** of VerifyEmail.io, saving time and reducing effort in email validation. - Users love how VerifyEmail.io offers **time-saving** benefits by quickly identifying invalid emails in bulk uploads. **Cons:** - Users find the **UI lacking** and believe significant improvements are necessary for a better experience. #### What Are Recent G2 Reviews of VerifyEmail.io? **"[Email verification at a low price!](https://www.g2.com/survey_responses/verifyemail-io-review-9085698)"** **Rating:** 5.0/5.0 stars *— Tom A.* [Read full review](https://www.g2.com/survey_responses/verifyemail-io-review-9085698) --- **"[Its a good tool to verify list of emails](https://www.g2.com/survey_responses/verifyemail-io-review-10481912)"** **Rating:** 4.5/5.0 stars *— Bhavesh M.* [Read full review](https://www.g2.com/survey_responses/verifyemail-io-review-10481912) --- ### 12. [X- EmailVerify](https://www.g2.com/products/x-emailverify/reviews) X- Email Verify tool drastically increase the outcome of your marketing efforts. The objective of this application is to filters out the bad emails that do not exist with undetectable verifications technology to increase your email deliverability and reduce the bounce rate. Additionally, we also support our clients with features such as a hard bounce checker, spam trap checker, e-mail duplicate cleaner, syntax-error validator as well as a catch-all detector. These features help in driving growth by cleaning out harmful, invalid e-mail addresses, thus resulting in a higher deliverability rate. We are the leading provider of tools and solutions which effectively manage users at a large scale to minimize complexity in sending the verified email. Our end to end solutions support organizations that affect business productivity and help in driving growth. We aim to build the best verification tool and help organizations to remove invalid or dangerous emails. It has a higher deliverability rate than before and the protection of your email server's reputation. **Average Rating:** 4.8/5.0 **Total Reviews:** 2 **How Do G2 Users Rate X- EmailVerify?** - **Has the product been a good partner in doing business?:** 10.0/10 (Category avg: 9.1/10) - **Ease of Admin:** 10.0/10 (Category avg: 9.2/10) - **Quality of Support:** 8.3/10 (Category avg: 8.9/10) **Who Is the Company Behind X- EmailVerify?** - **Seller:** [X-Email Verify](https://www.g2.com/sellers/x-email-verify) - **HQ Location:** Noida, IN - **LinkedIn® Page:** https://www.linkedin.com/company/69749427 (2 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 67% Mid-Market, 33% Small-Business #### What Are Recent G2 Reviews of X- EmailVerify? **"[Best Platform For Email Verification!](https://www.g2.com/survey_responses/x-emailverify-review-6571038)"** **Rating:** 4.5/5.0 stars *— Arif K.* [Read full review](https://www.g2.com/survey_responses/x-emailverify-review-6571038) --- **"[Amazing experience with the platform](https://www.g2.com/survey_responses/x-emailverify-review-4566599)"** **Rating:** 5.0/5.0 stars *— Pavan K.* [Read full review](https://www.g2.com/survey_responses/x-emailverify-review-4566599) --- #### What Are G2 Users Discussing About X- EmailVerify? - [What is X- EmailVerify used for?](https://www.g2.com/discussions/what-is-x-emailverify-used-for) ### 13. [Xverify](https://www.g2.com/products/xverify/reviews) Xverify is an industry leader in email verification. Helping digital marketers improve email deliverability by eliminating hard bounces, reducing spam complaints, and minimizing fraud. Validation can occur directly on your site in real time or you can upload a list and get results. **Average Rating:** 3.0/5.0 **Total Reviews:** 2 **How Do G2 Users Rate Xverify?** - **Has the product been a good partner in doing business?:** 10.0/10 (Category avg: 9.1/10) - **Ease of Admin:** 10.0/10 (Category avg: 9.2/10) - **Quality of Support:** 10.0/10 (Category avg: 8.9/10) **Who Is the Company Behind Xverify?** - **Seller:** [Atdata](https://www.g2.com/sellers/atdata) - **Year Founded:** 1999 - **HQ Location:** Newton, MA - **Twitter:** @atdata (3,948 Twitter followers) - **LinkedIn® Page:** https://www.linkedin.com/company/atdataemailexperts (50 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 100% Small-Business #### What Are Recent G2 Reviews of Xverify? **"[Great Email Cleaning Tool](https://www.g2.com/survey_responses/xverify-review-3699337)"** **Rating:** 5.0/5.0 stars *— Chris P.* [Read full review](https://www.g2.com/survey_responses/xverify-review-3699337) --- #### What Are G2 Users Discussing About Xverify? - [What is Xverify used for?](https://www.g2.com/discussions/what-is-xverify-used-for) ### 14. [Bouncelesss](https://www.g2.com/products/bouncelesss/reviews) Bouncelesss is designed to help companies get rid of hard bounces, verify email lists and give users an outstanding ROI. **Average Rating:** 5.0/5.0 **Total Reviews:** 1 **Who Is the Company Behind Bouncelesss?** - **Seller:** [Bounceless.io](https://www.g2.com/sellers/bounceless-io) - **HQ Location:** Hawthorne, US - **Twitter:** @Bouncelessio (499 Twitter followers) - **LinkedIn® Page:** https://www.linkedin.com/company/bounceless/ (3 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 100% Enterprise, 100% Small-Business #### What Are Recent G2 Reviews of Bouncelesss? **"[Best app to stop spam](https://www.g2.com/survey_responses/bouncelesss-review-5247615)"** **Rating:** 5.0/5.0 stars *— Mohit C.* [Read full review](https://www.g2.com/survey_responses/bouncelesss-review-5247615) --- #### What Are G2 Users Discussing About Bouncelesss? - [What is Bouncelesss used for?](https://www.g2.com/discussions/what-is-bouncelesss-used-for) ### 15. [CloudEmailVerification.com](https://www.g2.com/products/cloudemailverification-com/reviews) CloudEmailVerification.com – Trusted by 400,000+ Businesses for Accurate Email Verification & Deliverability, we help businesses, agencies, and marketers deliver smarter campaigns with 99% accurate #EmailVerification and real-time list cleaning. Our mission is simple: eliminate invalid, outdated, and risky emails so your messages land in the inbox — not the spam folder. By reducing bounce rates, improving sender reputation, and safeguarding deliverability, we empower teams to scale their outreach with confidence. We analyzed 10M emails — here’s what fails Bounce rate benchmarks by industry Disposable email domains list (updated monthly) **Average Rating:** 5.0/5.0 **Total Reviews:** 1 **Who Is the Company Behind CloudEmailVerification.com?** - **Seller:** [KumpIT Solutions Private Limited](https://www.g2.com/sellers/kumpit-solutions-private-limited) - **Year Founded:** 2022 - **HQ Location:** Atlanta, US - **LinkedIn® Page:** https://www.linkedin.com/company/kumpit/ (7 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 100% Mid-Market #### What Are CloudEmailVerification.com's Pros and Cons? **Pros:** - Affordable (1 reviews) - Email Verification (1 reviews) ### What Do G2 Reviewers Say About CloudEmailVerification.com? *AI-generated summary from verified user reviews* **Pros:** - Users find CloudEmailVerification.com to be **affordable** , offering competitive pricing compared to alternatives like ZeroBounce and NeverBounce. - Users commend the **high quality and affordability** of CloudEmailVerification.com, offering great value compared to competitors. #### What Are Recent G2 Reviews of CloudEmailVerification.com? **"[The Best Email verification tool.](https://www.g2.com/survey_responses/cloudemailverification-com-review-12390080)"** **Rating:** 5.0/5.0 stars *— Verified User in Information Technology and Services* [Read full review](https://www.g2.com/survey_responses/cloudemailverification-com-review-12390080) --- ### 16. [DOTS - Email Validation](https://www.g2.com/products/dots-email-validation/reviews) DOTS Email Validation verifies the deliverability and integrity of email addresses in real-time. **Average Rating:** 4.5/5.0 **Total Reviews:** 1 **How Do G2 Users Rate DOTS - Email Validation?** - **Quality of Support:** 8.3/10 (Category avg: 8.9/10) **Who Is the Company Behind DOTS - Email Validation?** - **Seller:** [Service Objects](https://www.g2.com/sellers/service-objects) - **Year Founded:** 2001 - **HQ Location:** Santa Barbara, US - **Twitter:** @serviceobjects (462 Twitter followers) - **LinkedIn® Page:** https://www.linkedin.com/company/service-objects (19 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 100% Small-Business #### What Are DOTS - Email Validation's Pros and Cons? **Pros:** - Accuracy (1 reviews) - Data Accuracy (1 reviews) **Cons:** - Difficult Setup (1 reviews) - Expensive (1 reviews) ### What Do G2 Reviewers Say About DOTS - Email Validation? *AI-generated summary from verified user reviews* **Pros:** - Users commend the **enhanced accuracy** of DOTS, effectively preventing bounce and spam issues in real-time validations. - Users value the **data accuracy** of DOTS - Email Validation, which effectively minimizes bounce and spam issues. **Cons:** - Users find the **difficult setup** of DOTS challenging, especially for smaller businesses with budget constraints. - Users feel that the service is too **expensive** for smaller businesses and the technical setup is overly complex. #### What Are Recent G2 Reviews of DOTS - Email Validation? **"[Best Email validation tool](https://www.g2.com/survey_responses/dots-email-validation-review-10468477)"** **Rating:** 4.5/5.0 stars *— Karthick P.* [Read full review](https://www.g2.com/survey_responses/dots-email-validation-review-10468477) --- ### 17. [EmailAddress.ai](https://www.g2.com/products/emailaddress-ai/reviews) The only Catch-all Email verifier and Social verified Email Finder. Dont settle for "Unknown", "Risky" or "Catch-All" Status with your current email verification system. Get definite 100% verified status as Deliverable/ Undeliverable **Average Rating:** 5.0/5.0 **Total Reviews:** 1 **How Do G2 Users Rate EmailAddress.ai?** - **Quality of Support:** 8.3/10 (Category avg: 8.9/10) **Who Is the Company Behind EmailAddress.ai?** - **Seller:** [EmailAddress.ai](https://www.g2.com/sellers/emailaddress-ai) - **Year Founded:** 2023 - **HQ Location:** New York, US - **LinkedIn® Page:** https://www.linkedin.com/company/emailaddress-ai (1 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 100% Small-Business #### What Are Recent G2 Reviews of EmailAddress.ai? **"[Can't really ask more from an email data provider.](https://www.g2.com/survey_responses/emailaddress-ai-review-12995701)"** **Rating:** 5.0/5.0 stars *— Vijay A.* [Read full review](https://www.g2.com/survey_responses/emailaddress-ai-review-12995701) --- ### 18. [Email Insights](https://www.g2.com/products/email-insights/reviews) Stop fake accounts and protect your sender reputation. Email Insights evaluates every address across risk scoring, deliverability, domain authentication, and fraud signals, giving marketing teams cleaner lists and developers a single API for full email intelligence. **Average Rating:** 4.5/5.0 **Total Reviews:** 1 **How Do G2 Users Rate Email Insights?** - **Quality of Support:** 10.0/10 (Category avg: 8.9/10) **Who Is the Company Behind Email Insights?** - **Seller:** [Opportify](https://www.g2.com/sellers/opportify) - **Year Founded:** 2024 - **HQ Location:** Claymont, US - **Twitter:** @OpportifyAI (6 Twitter followers) - **LinkedIn® Page:** https://www.linkedin.com/company/opportifyai/ (1 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 100% Small-Business #### What Are Email Insights's Pros and Cons? **Pros:** - Ease of Use (1 reviews) - Effective (1 reviews) - Pricing (1 reviews) **Cons:** - Integration Issues (1 reviews) ### What Do G2 Reviewers Say About Email Insights? *AI-generated summary from verified user reviews* **Pros:** - Users find Email Insights to be incredibly **easy to use** , significantly improving their email validation process. - Users value the **effective email validation** of Email Insights, significantly reducing bounce rates for their subscriber lists. - Users appreciate the **affordable pricing** of Email Insights, highlighting its value for effective email validation. **Cons:** - Users note the **limited integrations** with Email Insights, such as the absence of support for platforms like WordPress. #### What Are Recent G2 Reviews of Email Insights? **"[Bulk email validation - easy and effective](https://www.g2.com/survey_responses/email-insights-review-11722971)"** **Rating:** 4.5/5.0 stars *— Nayara C.* [Read full review](https://www.g2.com/survey_responses/email-insights-review-11722971) --- ### 19. [EmailOversight](https://www.g2.com/products/emailoversight/reviews) EmailOversight provides a smarter way to clean emails through our multi-method validation approach. We combine both real-time email verification and email hygiene, which identifies more hard bounces and email threats such as spamtraps, complainers, bots, litigators and more. By simply removing these harmful email addresses will greatly boost email deliverability performance, which creates conversions, website traffic and email engagement. This is also prevents being suspended by your Email Service Provider or being put on a black/block list. The EmailOveright platform offers an intuitive user interface where clients can easily clean emails, access our real-time email validation API, and utilize our append services. Our robust API’s are very popular with email marketers and can easily be implemented in registration forms, pop-ups, and POS systems. **Average Rating:** 5.0/5.0 **Total Reviews:** 1 **How Do G2 Users Rate EmailOversight?** - **Quality of Support:** 10.0/10 (Category avg: 8.9/10) **Who Is the Company Behind EmailOversight?** - **Seller:** [Emailoversight](https://www.g2.com/sellers/emailoversight) - **Year Founded:** 2014 - **HQ Location:** Glendale, US - **LinkedIn® Page:** https://www.linkedin.com/company/email-oversight/ (8 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 100% Mid-Market, 100% Small-Business #### What Are Recent G2 Reviews of EmailOversight? **"[Most Accurate Email Hygiene and Validation Product I've used](https://www.g2.com/survey_responses/emailoversight-review-3531336)"** **Rating:** 5.0/5.0 stars *— Verified User in Online Media* [Read full review](https://www.g2.com/survey_responses/emailoversight-review-3531336) --- #### What Are G2 Users Discussing About EmailOversight? - [What is EmailOversight used for?](https://www.g2.com/discussions/what-is-emailoversight-used-for) ### 20. [Emails Checker](https://www.g2.com/products/emails-checker/reviews) Email address verifier, or email checker, is a tool that can clean your email list from old or invalid emails. Sending emails to unverified email lists will lead to a high bounce rate and blocking of your email by ESPs. **Average Rating:** 3.0/5.0 **Total Reviews:** 1 **How Do G2 Users Rate Emails Checker?** - **Quality of Support:** 6.7/10 (Category avg: 8.9/10) **Who Is the Company Behind Emails Checker?** - **Seller:** [Emails Checker](https://www.g2.com/sellers/emails-checker) - **HQ Location:** N/A - **LinkedIn® Page:** https://www.linkedin.com/company/No-Linkedin-Presence-Added-Intentionally-By-DataOps (1 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 100% Small-Business #### What Are Emails Checker's Pros and Cons? **Pros:** - Ease of Use (1 reviews) - Email Verification (1 reviews) **Cons:** - Incorrect Information (1 reviews) ### What Do G2 Reviewers Say About Emails Checker? *AI-generated summary from verified user reviews* **Pros:** - Users appreciate the **ease of use** of Emails Checker, especially for bulk email validation tasks. - Users value the **bulk email validation** feature of Emails Checker, finding it user-friendly and efficient. **Cons:** - Users report experiencing **incorrect information** from the Emails Checker, leading to unreliable email verification results. ### 21. [EmailShield](https://www.g2.com/products/emailshield/reviews) EmailShield is an email verification and deliverability platform that guarantees 99.8% verified accuracy through real SMTP handshakes - not DNS-only lookups used by legacy tools. Multi-step verification includes syntax checks, MX record validation, and real-time mailbox existence confirmation without sending actual emails. Bulk processing handles up to 100,000 emails per minute. The platform runs on self-hosted proxy infrastructure with zero third-party dependencies and rotating egress IPs. Features include 24/7 blacklist monitoring across 100+ global blacklists, DMARC/SPF/DKIM monitoring with AI-based insights, AI data enrichment, and free full scan diagnostics. Single API endpoint with SDKs for Python, Node.js, and PHP. Pricing starts at $19/mo for 10,000 credits with pay-as-you-go from $0.00018 per email - up to 75% cheaper than ZeroBounce, MillionVerifier, and Hunter. SOC 2 Type II, GDPR, and ISO 27001 certified with EU data residency options. 40,000 free credits on sign-up. **Average Rating:** 5.0/5.0 **Total Reviews:** 1 **Who Is the Company Behind EmailShield?** - **Seller:** [EmailShield](https://www.g2.com/sellers/emailshield) - **HQ Location:** san francisco, US - **LinkedIn® Page:** https://linkedin.com/company/emailshield/ (1 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 100% Small-Business #### What Are Recent G2 Reviews of EmailShield? **"[Accurate Outlook Verification with a Fair Pricing System](https://www.g2.com/survey_responses/emailshield-review-12817462)"** **Rating:** 5.0/5.0 stars *— Nikita S.* [Read full review](https://www.g2.com/survey_responses/emailshield-review-12817462) --- ### 22. [Email Verification API](https://www.g2.com/products/whoisxml-api-email-verification-api/reviews) Email Verification API enables users to check the validity and existence of email addresses, a crucial step in optimizing email marketing results and detecting suspicious email addresses. Aside from inspecting email addresses’ syntax to ensure that they conform to IETF standards, the API also checks for the existence of mailboxes and mail servers to make sure they can receive messages. The tool also specifies whether email addresses were created using disposable email services. **Average Rating:** 4.5/5.0 **Total Reviews:** 1 **How Do G2 Users Rate Email Verification API?** - **Quality of Support:** 8.3/10 (Category avg: 8.9/10) **Who Is the Company Behind Email Verification API?** - **Seller:** [Whoisxmlapi](https://www.g2.com/sellers/whoisxmlapi) - **HQ Location:** Covina, US - **LinkedIn® Page:** http://linkedin.com/company/whois-api-llc (38 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 100% Small-Business #### What Are Email Verification API's Pros and Cons? **Pros:** - Accuracy (1 reviews) - Email Verification (1 reviews) **Cons:** - Limited Free Version (1 reviews) ### What Do G2 Reviewers Say About Email Verification API? *AI-generated summary from verified user reviews* **Pros:** - Users value the **real-time verification** feature of the Email Verification API, enhancing overall data quality significantly. - Users value the **real-time verification** capabilities, leading to significantly improved data quality and reliability. **Cons:** - Users express frustration with the **limited free version** of the Email Verification API, which restricts access to features. #### What Are Recent G2 Reviews of Email Verification API? **"[Optimizing User Data Integrity](https://www.g2.com/survey_responses/email-verification-api-review-9146432)"** **Rating:** 4.5/5.0 stars *— Verified User in Sports* [Read full review](https://www.g2.com/survey_responses/email-verification-api-review-9146432) --- ### 23. [Email Verifier](https://www.g2.com/products/the-apps-cloud-email-verifier/reviews) Email Verifier is an app that allows you to verify email addresses for your sales and marketing communications. All you have to do is upload your email list and let the app do all the hard work. After the verification process, you'll get a report stating which emails are valid and which are non-existent, catch-all or duplicated, and download the report. **Average Rating:** 4.5/5.0 **Total Reviews:** 1 **How Do G2 Users Rate Email Verifier?** - **AI Text Generation:** 10.0/10 (Category avg: 7.3/10) **Who Is the Company Behind Email Verifier?** - **Seller:** [The Apps Cloud](https://www.g2.com/sellers/the-apps-cloud) - **Year Founded:** 2019 - **HQ Location:** Torrance, California - **LinkedIn® Page:** https://www.linkedin.com/company/No-Linkedin-Presence-Added-Intentionally-By-DataOps (1 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 100% Small-Business #### What Are Recent G2 Reviews of Email Verifier? **"[Fast and Easy Tool for Improving Email Accuracy](https://www.g2.com/survey_responses/email-verifier-review-12846828)"** **Rating:** 4.5/5.0 stars *— Janne L.* [Read full review](https://www.g2.com/survey_responses/email-verifier-review-12846828) --- ### 24. [HTML Email Check](https://www.g2.com/products/html-email-check/reviews) HTML Email Check and Validation Tool checks the markup (HTML, XHTML, CSS) of HTML emails and newsletters. **Average Rating:** 4.5/5.0 **Total Reviews:** 1 **How Do G2 Users Rate HTML Email Check?** - **Quality of Support:** 8.3/10 (Category avg: 8.9/10) **Who Is the Company Behind HTML Email Check?** - **Seller:** [HTML Email Check](https://www.g2.com/sellers/html-email-check) - **Year Founded:** 2016 - **HQ Location:** Hamburg, DE - **Twitter:** @htmlemailcheck (720 Twitter followers) - **LinkedIn® Page:** https://www.linkedin.com/company/html-email-check/ (1 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 100% Enterprise #### What Are HTML Email Check's Pros and Cons? **Pros:** - Accuracy (1 reviews) - Reliability (1 reviews) **Cons:** - Inaccurate Employee Data (1 reviews) - Update Issues (1 reviews) ### What Do G2 Reviewers Say About HTML Email Check? *AI-generated summary from verified user reviews* **Pros:** - Users appreciate the **accuracy and reliability** of HTML Email Check for validating email addresses. - Users find the **validity and reliability** of HTML Email Check to be consistently accurate and dependable. **Cons:** - Users often face **inaccurate employee data** issues, leading to outdated information in HTML Email Check. - Users often face **update issues** with HTML Email Check, leading to frustrations in email data accuracy. #### What Are Recent G2 Reviews of HTML Email Check? **"[HTML Email check review](https://www.g2.com/survey_responses/html-email-check-review-10318184)"** **Rating:** 4.5/5.0 stars *— Harish R.* [Read full review](https://www.g2.com/survey_responses/html-email-check-review-10318184) --- ### 25. [Impressionwise](https://www.g2.com/products/impressionwise/reviews) Professional data hygiene service featuring a multi-layered approach to identify, validate and protect against a wide range of e-mail-based threats. **Average Rating:** 5.0/5.0 **Total Reviews:** 1 **How Do G2 Users Rate Impressionwise?** - **Quality of Support:** 10.0/10 (Category avg: 8.9/10) **Who Is the Company Behind Impressionwise?** - **Seller:** [Impressionwise](https://www.g2.com/sellers/impressionwise) - **Year Founded:** 2008 - **HQ Location:** Clearwater, US - **Twitter:** @Impressionwise_ (143 Twitter followers) - **LinkedIn® Page:** https://www.linkedin.com/company/22324576 (4 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 100% Small-Business #### What Are Recent G2 Reviews of Impressionwise? **"[Great email verification tool](https://www.g2.com/survey_responses/impressionwise-review-3535216)"** **Rating:** 5.0/5.0 stars *— Verified User in Marketing and Advertising* [Read full review](https://www.g2.com/survey_responses/impressionwise-review-3535216) --- #### What Are G2 Users Discussing About Impressionwise? - [What is Impressionwise used for?](https://www.g2.com/discussions/what-is-impressionwise-used-for) ## What Is Email Verification Software? [Collaboration & Productivity Software](https://www.g2.com/categories/collaboration-productivity) ## What Software Categories Are Similar to Email Verification Software? - [Sales Intelligence Software](https://www.g2.com/categories/sales-intelligence) - [Lead Intelligence Software](https://www.g2.com/categories/lead-intelligence) - [Email Deliverability Tools](https://www.g2.com/categories/email-deliverability)