# Top 10 Inbox Tracker Alternatives & Competitors **Average Rating:** 4.5/5 **Total Number of Reviews:** 10 Explore the best alternatives to Inbox Tracker for users who need new software features or want to try different solutions. Other important factors to consider when researching alternatives to Inbox Tracker include features and email marketing. The best overall Inbox Tracker alternative is Everest. Other similar apps like Inbox Tracker are Constant Contact, Twilio SendGrid Email API, Brevo Marketing Platform, and Validity Engage. Inbox Tracker alternatives can be found in [Email Deliverability Tools](https://www.g2.com/categories/email-deliverability) but may also be in [Email Marketing Software](https://www.g2.com/categories/email-marketing) or [Sales Engagement Software](https://www.g2.com/categories/sales-engagement). ## Best Paid & Free Alternatives to Inbox Tracker - [Everest](https://www.g2.com/products/validity-inc-everest/reviews) - [Constant Contact](https://www.g2.com/products/constant-contact/reviews) - [Twilio SendGrid Email API](https://www.g2.com/products/twilio-sendgrid-email-api/reviews) - [Brevo Marketing Platform](https://www.g2.com/products/brevo-marketing-platform/reviews) - [Validity Engage](https://www.g2.com/products/validity-engage/reviews) - [ActiveCampaign](https://www.g2.com/products/activecampaign/reviews) - [Intuit Mailchimp Email Marketing](https://www.g2.com/products/intuit-mailchimp-email-marketing/reviews) - [Apollo.io](https://www.g2.com/products/apollo-io/reviews) - [Instantly](https://www.g2.com/products/instantly/reviews) - [lemlist](https://www.g2.com/products/lemlist/reviews) ## Top 10 Alternatives to Inbox Tracker Recently Reviewed By G2 Community Browse options below. Based on reviewer data, you can see how Inbox Tracker stacks up to the competition, check reviews from current & previous users in industries like Marketing and Advertising, Information Technology and Services, and Computer Software, and find the best product for your business. ### 1. [Everest](https://www.g2.com/products/validity-inc-everest/reviews) By Validity Inc Everest (formerly 250ok and Return Path) Email Intelligence Solutions for Marketers utilize the world’s most comprehensive set of email intelligence and data to maximize inbox placement rates for your overall program and individual campaigns. Categories in common with Inbox Tracker: [Email Deliverability](https://www.g2.com/categories/email-deliverability) **Compare:** [Inbox Tracker vs Everest](https://www.g2.com/compare/validity-inc-everest-vs-inbox-tracker) **Compare Everest with other alternatives:** - [Everest vs Constant Contact](https://www.g2.com/compare/constant-contact-vs-validity-inc-everest) - [Everest vs Twilio SendGrid Email API](https://www.g2.com/compare/validity-inc-everest-vs-twilio-sendgrid-email-api) - [Everest vs Brevo Marketing Platform](https://www.g2.com/compare/brevo-marketing-platform-vs-validity-inc-everest) - [Everest vs Validity Engage](https://www.g2.com/compare/validity-inc-everest-vs-validity-engage) - [Everest vs ActiveCampaign](https://www.g2.com/compare/activecampaign-vs-validity-inc-everest) - [Everest vs Intuit Mailchimp Email Marketing](https://www.g2.com/compare/validity-inc-everest-vs-intuit-mailchimp-email-marketing) - [Everest vs Apollo.io](https://www.g2.com/compare/apollo-io-vs-validity-inc-everest) - [Everest vs Instantly](https://www.g2.com/compare/validity-inc-everest-vs-instantly) - [Everest vs lemlist](https://www.g2.com/compare/validity-inc-everest-vs-lemlist) ### 2. [Constant Contact](https://www.g2.com/products/constant-contact/reviews) By Constant Contact **Average Rating:** 4.1/5 **Total Reviews:** 7,427 Whether you’re looking to reach more customers, sell more products, or simply share your passion with the world, Constant Contact has all the tools, features, and expert guidance you need to get online — and grow online — all in one place. Reviewers say compared to Inbox Tracker, Constant Contact is: - More expensive - More usable Categories in common with Inbox Tracker: [Email Deliverability](https://www.g2.com/categories/email-deliverability) **Compare:** [Inbox Tracker vs Constant Contact](https://www.g2.com/compare/constant-contact-vs-inbox-tracker) **Compare Constant Contact with other alternatives:** - [Constant Contact vs Everest](https://www.g2.com/compare/constant-contact-vs-validity-inc-everest) - [Constant Contact vs Twilio SendGrid Email API](https://www.g2.com/compare/constant-contact-vs-twilio-sendgrid-email-api) - [Constant Contact vs Brevo Marketing Platform](https://www.g2.com/compare/brevo-marketing-platform-vs-constant-contact) - [Constant Contact vs Validity Engage](https://www.g2.com/compare/constant-contact-vs-validity-engage) - [Constant Contact vs ActiveCampaign](https://www.g2.com/compare/activecampaign-vs-constant-contact) - [Constant Contact vs Intuit Mailchimp Email Marketing](https://www.g2.com/compare/constant-contact-vs-intuit-mailchimp-email-marketing) - [Constant Contact vs Apollo.io](https://www.g2.com/compare/apollo-io-vs-constant-contact) - [Constant Contact vs Instantly](https://www.g2.com/compare/constant-contact-vs-instantly) - [Constant Contact vs lemlist](https://www.g2.com/compare/constant-contact-vs-lemlist) ### 3. [Twilio SendGrid Email API](https://www.g2.com/products/twilio-sendgrid-email-api/reviews) By Twilio **Average Rating:** 4.0/5 **Total Reviews:** 368 Twilio SendGrid Email API- Integrate in minutes with our email API. Reviewers say compared to Inbox Tracker, Twilio SendGrid Email API is: - More usable Categories in common with Inbox Tracker: [Email Deliverability](https://www.g2.com/categories/email-deliverability) **Compare:** [Inbox Tracker vs Twilio SendGrid Email API](https://www.g2.com/compare/inbox-tracker-vs-twilio-sendgrid-email-api) **Compare Twilio SendGrid Email API with other alternatives:** - [Twilio SendGrid Email API vs Everest](https://www.g2.com/compare/validity-inc-everest-vs-twilio-sendgrid-email-api) - [Twilio SendGrid Email API vs Constant Contact](https://www.g2.com/compare/constant-contact-vs-twilio-sendgrid-email-api) - [Twilio SendGrid Email API vs Brevo Marketing Platform](https://www.g2.com/compare/brevo-marketing-platform-vs-twilio-sendgrid-email-api) - [Twilio SendGrid Email API vs Validity Engage](https://www.g2.com/compare/twilio-sendgrid-email-api-vs-validity-engage) - [Twilio SendGrid Email API vs ActiveCampaign](https://www.g2.com/compare/activecampaign-vs-twilio-sendgrid-email-api) - [Twilio SendGrid Email API vs Intuit Mailchimp Email Marketing](https://www.g2.com/compare/intuit-mailchimp-email-marketing-vs-twilio-sendgrid-email-api) - [Twilio SendGrid Email API vs Apollo.io](https://www.g2.com/compare/apollo-io-vs-twilio-sendgrid-email-api) - [Twilio SendGrid Email API vs Instantly](https://www.g2.com/compare/instantly-vs-twilio-sendgrid-email-api) - [Twilio SendGrid Email API vs lemlist](https://www.g2.com/compare/twilio-sendgrid-email-api-vs-lemlist) ### 4. [Brevo Marketing Platform](https://www.g2.com/products/brevo-marketing-platform/reviews) By Brevo **Average Rating:** 4.5/5 **Total Reviews:** 2,621 Easily manage your marketing campaigns, transactional emails, and SMS messages all in one simple and powerful platform. Reviewers say compared to Inbox Tracker, Brevo Marketing Platform is: - More usable - Better at meeting requirements Categories in common with Inbox Tracker: [Email Deliverability](https://www.g2.com/categories/email-deliverability) **Compare:** [Inbox Tracker vs Brevo Marketing Platform](https://www.g2.com/compare/brevo-marketing-platform-vs-inbox-tracker) **Compare Brevo Marketing Platform with other alternatives:** - [Brevo Marketing Platform vs Everest](https://www.g2.com/compare/brevo-marketing-platform-vs-validity-inc-everest) - [Brevo Marketing Platform vs Constant Contact](https://www.g2.com/compare/brevo-marketing-platform-vs-constant-contact) - [Brevo Marketing Platform vs Twilio SendGrid Email API](https://www.g2.com/compare/brevo-marketing-platform-vs-twilio-sendgrid-email-api) - [Brevo Marketing Platform vs Validity Engage](https://www.g2.com/compare/brevo-marketing-platform-vs-validity-engage) - [Brevo Marketing Platform vs ActiveCampaign](https://www.g2.com/compare/activecampaign-vs-brevo-marketing-platform) - [Brevo Marketing Platform vs Intuit Mailchimp Email Marketing](https://www.g2.com/compare/brevo-marketing-platform-vs-intuit-mailchimp-email-marketing) - [Brevo Marketing Platform vs Apollo.io](https://www.g2.com/compare/apollo-io-vs-brevo-marketing-platform) - [Brevo Marketing Platform vs Instantly](https://www.g2.com/compare/brevo-marketing-platform-vs-instantly) - [Brevo Marketing Platform vs lemlist](https://www.g2.com/compare/brevo-marketing-platform-vs-lemlist) ### 5. [Validity Engage](https://www.g2.com/products/validity-engage/reviews) By Validity Inc **Average Rating:** 4.5/5 **Total Reviews:** 989 Litmus is an email marketing solution that works alongside your ESP to help you create error-free emails in less time. In one platform, you can build faster, personalize better, test thoroughly, monitor deliverability, and analyze email performance. Reviewers say compared to Inbox Tracker, Validity Engage is: - More usable - More expensive - Better at meeting requirements Categories in common with Inbox Tracker: [Email Deliverability](https://www.g2.com/categories/email-deliverability) **Compare:** [Inbox Tracker vs Validity Engage](https://www.g2.com/compare/inbox-tracker-vs-validity-engage) **Compare Validity Engage with other alternatives:** - [Validity Engage vs Everest](https://www.g2.com/compare/validity-inc-everest-vs-validity-engage) - [Validity Engage vs Constant Contact](https://www.g2.com/compare/constant-contact-vs-validity-engage) - [Validity Engage vs Twilio SendGrid Email API](https://www.g2.com/compare/twilio-sendgrid-email-api-vs-validity-engage) - [Validity Engage vs Brevo Marketing Platform](https://www.g2.com/compare/brevo-marketing-platform-vs-validity-engage) - [Validity Engage vs ActiveCampaign](https://www.g2.com/compare/activecampaign-vs-validity-engage) - [Validity Engage vs Intuit Mailchimp Email Marketing](https://www.g2.com/compare/intuit-mailchimp-email-marketing-vs-validity-engage) - [Validity Engage vs Apollo.io](https://www.g2.com/compare/apollo-io-vs-validity-engage) - [Validity Engage vs Instantly](https://www.g2.com/compare/instantly-vs-validity-engage) - [Validity Engage vs lemlist](https://www.g2.com/compare/validity-engage-vs-lemlist) ### 6. [ActiveCampaign](https://www.g2.com/products/activecampaign/reviews) By ActiveCampaign **Average Rating:** 4.4/5 **Total Reviews:** 14,780 ActiveCampaign offers effortless email and marketing automation. Grow your business with AI-powered automations that suggest, personalize, and validate your marketing campaigns. With hundreds of automation triggers and actions, conditional routing, and an AI-powered drag-and-drop builder, you can create deeper automations than the competition, faster. Reviewers say compared to Inbox Tracker, ActiveCampaign is: - More expensive - More usable - Better at meeting requirements Categories in common with Inbox Tracker: [Email Deliverability](https://www.g2.com/categories/email-deliverability) **Compare:** [Inbox Tracker vs ActiveCampaign](https://www.g2.com/compare/activecampaign-vs-inbox-tracker) **Compare ActiveCampaign with other alternatives:** - [ActiveCampaign vs Everest](https://www.g2.com/compare/activecampaign-vs-validity-inc-everest) - [ActiveCampaign vs Constant Contact](https://www.g2.com/compare/activecampaign-vs-constant-contact) - [ActiveCampaign vs Twilio SendGrid Email API](https://www.g2.com/compare/activecampaign-vs-twilio-sendgrid-email-api) - [ActiveCampaign vs Brevo Marketing Platform](https://www.g2.com/compare/activecampaign-vs-brevo-marketing-platform) - [ActiveCampaign vs Validity Engage](https://www.g2.com/compare/activecampaign-vs-validity-engage) - [ActiveCampaign vs Intuit Mailchimp Email Marketing](https://www.g2.com/compare/activecampaign-vs-intuit-mailchimp-email-marketing) - [ActiveCampaign vs Apollo.io](https://www.g2.com/compare/activecampaign-vs-apollo-io) - [ActiveCampaign vs Instantly](https://www.g2.com/compare/activecampaign-vs-instantly) - [ActiveCampaign vs lemlist](https://www.g2.com/compare/activecampaign-vs-lemlist) ### 7. [Intuit Mailchimp Email Marketing](https://www.g2.com/products/intuit-mailchimp-email-marketing/reviews) By Intuit Mailchimp **Average Rating:** 4.3/5 **Total Reviews:** 12,984 Mailchimp is the #1 Email Marketing and Automations platform for growing businesses. More than 12 Million businesses including TEDTalks, Shutterstock, Boston Market, Nikon India trust Mailchimp to turn their emails into revenue. Reviewers say compared to Inbox Tracker, Intuit Mailchimp Email Marketing is: - More usable - Better at meeting requirements Categories in common with Inbox Tracker: [Email Deliverability](https://www.g2.com/categories/email-deliverability) **Compare:** [Inbox Tracker vs Intuit Mailchimp Email Marketing](https://www.g2.com/compare/inbox-tracker-vs-intuit-mailchimp-email-marketing) **Compare Intuit Mailchimp Email Marketing with other alternatives:** - [Intuit Mailchimp Email Marketing vs Everest](https://www.g2.com/compare/validity-inc-everest-vs-intuit-mailchimp-email-marketing) - [Intuit Mailchimp Email Marketing vs Constant Contact](https://www.g2.com/compare/constant-contact-vs-intuit-mailchimp-email-marketing) - [Intuit Mailchimp Email Marketing vs Twilio SendGrid Email API](https://www.g2.com/compare/intuit-mailchimp-email-marketing-vs-twilio-sendgrid-email-api) - [Intuit Mailchimp Email Marketing vs Brevo Marketing Platform](https://www.g2.com/compare/brevo-marketing-platform-vs-intuit-mailchimp-email-marketing) - [Intuit Mailchimp Email Marketing vs Validity Engage](https://www.g2.com/compare/intuit-mailchimp-email-marketing-vs-validity-engage) - [Intuit Mailchimp Email Marketing vs ActiveCampaign](https://www.g2.com/compare/activecampaign-vs-intuit-mailchimp-email-marketing) - [Intuit Mailchimp Email Marketing vs Apollo.io](https://www.g2.com/compare/apollo-io-vs-intuit-mailchimp-email-marketing) - [Intuit Mailchimp Email Marketing vs Instantly](https://www.g2.com/compare/instantly-vs-intuit-mailchimp-email-marketing) - [Intuit Mailchimp Email Marketing vs lemlist](https://www.g2.com/compare/intuit-mailchimp-email-marketing-vs-lemlist) ### 8. [Apollo.io](https://www.g2.com/products/apollo-io/reviews) By Apollo.io **Average Rating:** 4.7/5 **Total Reviews:** 9,791 Apollo is an all-in-one sales intelligence platform with tools to help you prospect, engage, and drive more revenue. Sellers and marketers use Apollo to discover more customers in market, connect with contacts, and establish a modern go-to-market strategy. Apollo's B2B Database includes over 210M contacts and 35M companies with robust and accurate data. Teams leverage Apollo’s Engagement Suite to scale outbound activity and sequences effectively. Finally, up-level your entire go-to-market processes with Apollo's Intelligence Engine with recommendations and analytics that help you close. Founded in 2015, Apollo.io is a leading data intelligence and sales engagement platform trusted by over 10,000 customers, from rapidly growing startups to global enterprises. Reviewers say compared to Inbox Tracker, Apollo.io is: - More usable - More expensive - Better at meeting requirements Categories in common with Inbox Tracker: [Email Deliverability](https://www.g2.com/categories/email-deliverability) **Compare:** [Inbox Tracker vs Apollo.io](https://www.g2.com/compare/apollo-io-vs-inbox-tracker) **Compare Apollo.io with other alternatives:** - [Apollo.io vs Everest](https://www.g2.com/compare/apollo-io-vs-validity-inc-everest) - [Apollo.io vs Constant Contact](https://www.g2.com/compare/apollo-io-vs-constant-contact) - [Apollo.io vs Twilio SendGrid Email API](https://www.g2.com/compare/apollo-io-vs-twilio-sendgrid-email-api) - [Apollo.io vs Brevo Marketing Platform](https://www.g2.com/compare/apollo-io-vs-brevo-marketing-platform) - [Apollo.io vs Validity Engage](https://www.g2.com/compare/apollo-io-vs-validity-engage) - [Apollo.io vs ActiveCampaign](https://www.g2.com/compare/activecampaign-vs-apollo-io) - [Apollo.io vs Intuit Mailchimp Email Marketing](https://www.g2.com/compare/apollo-io-vs-intuit-mailchimp-email-marketing) - [Apollo.io vs Instantly](https://www.g2.com/compare/apollo-io-vs-instantly) - [Apollo.io vs lemlist](https://www.g2.com/compare/apollo-io-vs-lemlist) ### 9. [Instantly](https://www.g2.com/products/instantly/reviews) By Instantly **Average Rating:** 4.8/5 **Total Reviews:** 4,136 Instantly Helps Automate Your B2B Email Outreach Forever. Reviewers say compared to Inbox Tracker, Instantly is: - More expensive - More usable - Better at meeting requirements Categories in common with Inbox Tracker: [Email Deliverability](https://www.g2.com/categories/email-deliverability) **Compare:** [Inbox Tracker vs Instantly](https://www.g2.com/compare/inbox-tracker-vs-instantly) **Compare Instantly with other alternatives:** - [Instantly vs Everest](https://www.g2.com/compare/validity-inc-everest-vs-instantly) - [Instantly vs Constant Contact](https://www.g2.com/compare/constant-contact-vs-instantly) - [Instantly vs Twilio SendGrid Email API](https://www.g2.com/compare/instantly-vs-twilio-sendgrid-email-api) - [Instantly vs Brevo Marketing Platform](https://www.g2.com/compare/brevo-marketing-platform-vs-instantly) - [Instantly vs Validity Engage](https://www.g2.com/compare/instantly-vs-validity-engage) - [Instantly vs ActiveCampaign](https://www.g2.com/compare/activecampaign-vs-instantly) - [Instantly vs Intuit Mailchimp Email Marketing](https://www.g2.com/compare/instantly-vs-intuit-mailchimp-email-marketing) - [Instantly vs Apollo.io](https://www.g2.com/compare/apollo-io-vs-instantly) - [Instantly vs lemlist](https://www.g2.com/compare/instantly-vs-lemlist) ### 10. [lemlist](https://www.g2.com/products/lemlist/reviews) By lemlist **Average Rating:** 4.6/5 **Total Reviews:** 1,919 lemlist offers a large set of features to control all the process of email outreach. Reviewers say compared to Inbox Tracker, lemlist is: - More expensive - More usable - Better at meeting requirements Categories in common with Inbox Tracker: [Email Deliverability](https://www.g2.com/categories/email-deliverability) **Compare:** [Inbox Tracker vs lemlist](https://www.g2.com/compare/inbox-tracker-vs-lemlist) **Compare lemlist with other alternatives:** - [lemlist vs Everest](https://www.g2.com/compare/validity-inc-everest-vs-lemlist) - [lemlist vs Constant Contact](https://www.g2.com/compare/constant-contact-vs-lemlist) - [lemlist vs Twilio SendGrid Email API](https://www.g2.com/compare/twilio-sendgrid-email-api-vs-lemlist) - [lemlist vs Brevo Marketing Platform](https://www.g2.com/compare/brevo-marketing-platform-vs-lemlist) - [lemlist vs Validity Engage](https://www.g2.com/compare/validity-engage-vs-lemlist) - [lemlist vs ActiveCampaign](https://www.g2.com/compare/activecampaign-vs-lemlist) - [lemlist vs Intuit Mailchimp Email Marketing](https://www.g2.com/compare/intuit-mailchimp-email-marketing-vs-lemlist) - [lemlist vs Apollo.io](https://www.g2.com/compare/apollo-io-vs-lemlist) - [lemlist vs Instantly](https://www.g2.com/compare/instantly-vs-lemlist) ## Explore Articles - [Best low code development platforms in 2025](https://www.g2.com/discussions/what-are-the-best-low-code-development-platforms-you-re-using-in-2025) - [What booking tool provides detailed room usage analytics?](https://www.g2.com/discussions/what-booking-tool-provides-detailed-room-usage-analytics) - [What is the best platform for tracking website performance metrics?](https://www.g2.com/discussions/what-is-the-best-platform-for-tracking-website-performance-metrics) - [What is the top solution for improving app store rankings?](https://www.g2.com/discussions/what-is-the-top-solution-for-improving-app-store-rankings) - [Best chatbots for customer engagement tools](https://www.g2.com/discussions/chatbots-what-are-the-best-chatbots-for-customer-engagement-tools) - [Diabolocom vs PCIPal: which contact center payments platform is better for straightforward phone-based payment collection?](https://www.g2.com/discussions/diabolocom-vs-pcipal-which-contact-center-payments-platform-is-better-for-straightforward-phone-based-payment-collection) ## Spotlight Categories - [Survey Software](https://www.g2.com/categories/survey) - [Media Monitoring Software](https://www.g2.com/categories/media-monitoring) - [Compensation Management Software](https://www.g2.com/categories/compensation-management)