Top Free A/B Testing Tools - Page 4

How Many A/B Testing Tools Products Does G2 Track?

Total Products under this Category: 126

Category Stats (Aug 2026)

  • Average Rating: 4.5/5 (↑0.01 vs Jul 2026) The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: Personyze (+0.87%) - Among all products in this category, Personyze recorded the largest rating increase compared to last month

Last updated: August 05, 2026

How Does G2 Rank A/B Testing Tools Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 19,400+ Authentic Reviews
  • 126+ 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.

G2 Grid® for A/B Testing Tools

G2 Grid® for A/B Testing Tools plotting products by satisfaction and market presence

Highlighted products: LaunchDarkly, VWO Testing, AB Tasty, Bloomreach, Omniconvert, Webflow, Agentforce Marketing (formerly Salesforce Marketing Cloud), and PostHog.

Underlying data: [Grid® JSON](https://www.g2.com/categories/a-b-testing-tools/grids.json?focus%5B%5D=launchdarkly&focus%5B%5D=wingify-vwo-testing&focus%5B%5D=ab-tasty&focus%5B%5D=bloomreach-bloomreach&focus%5B%5D=omniconvert&focus%5B%5D=webflow&focus%5B%5D=agentforce-marketing-formerly-salesforce-marketing-cloud&focus%5B%5D=posthog)

Sponsored

Signitic

Signitic is an all-in-one tool that allows you to create, customize, and manage an unlimited number of email signatures effortlessly. With Signitic, take advantage of this often underutilized acquisition channel: your email signature. Easily integrate campaign banners according to your schedule and the needs of your company’s various departments, and analyze the results. The time when you had to modify each signature of your colleagues one by one is over. With Signitic, users can ensure that their email signatures are always up to date, reflecting the latest links, images, and campaign taglines, thereby enhancing their marketing efforts and professional image. Use our drag-and-drop editor to create a unique signature for your employees. Instead of manually editing signatures for each employee or campaign, you can make updates in one place, ensuring that all signatures are up to date and consistent. What's more, thanks to our Microsoft 365 and Google Workspace partnership, integrate your collaborators and share their signatures in less than five minutes. We've thought of everything so that you don't have to worry about your colleagues' e-mail signatures. Additionally, Signitic offers an analytics tool that enables users to track the performance of their email signatures, providing insights into how effectively they are driving traffic and engagement. Connected to your CRM (HubSpot, Salesforce, Pipedrive…), you can track all users’ actions, such as whether they clicked on social media links, promotional banners, or dynamic content. Overall, Signitic provides a comprehensive solution for email signature management, combining ease of use with powerful features that cater to the needs of modern businesses. By leveraging this tool, more than 5,000 companies have enhanced their email communications, maintained brand consistency, and ultimately driven better engagement with their audience.

Visit website

Ptengine

Heatmaps, A/B Testing, and Personalized Marketing Tools for Your Website Optimize your website with Ptengine. Use heatmaps to see how visitors interact with your pages. Run A/B tests to improve performance and boost conversions. Segment your audience to deliver personalized content and offers. Engage users with sticky bars and popups to reduce bounce rates. Get real-time insights to understand behavior and make smarter decisions—no coding required. Ptengine makes website optimization easy, effective, and accessible for every team. Try it today! Key Features: - Heatmaps: Visualize user clicks, scrolls, and attention to uncover behavior patterns - A/B Testing: Test design or content variations to find what performs best - Real-Time Analytics: Monitor user activity as it happens to react quickly - Audience Segmentation: Deliver tailored experiences to different user groups - Popups & Sticky Bars: Capture attention and reduce exits with smart engagement tools

Average Rating: 4.0/5.0

Total Reviews: 12

How Do G2 Users Rate Ptengine?

  • Has the product been a good partner in doing business?: 7.8/10 (Category avg: 9.0/10)

Who Is the Company Behind Ptengine?

  • Seller: Ptengine
  • Year Founded: 2010
  • HQ Location: Tokyo, Japan
  • Twitter: @Ptengine
    1,452 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    117 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 67% Small, 33% Medium

What Do G2 Reviewers Say About Ptengine?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the ease of A/B testing with Ptengine, enhancing marketing strategies and improving user experiences.
  • Users value the effective analytics of Ptengine, enabling data-driven decisions for improved visitor experiences and sales.
  • Users value the conversion optimization capabilities of Ptengine, enhancing visitor understanding for improved sales and experiences.
  • Users value the excellent customer support from Ptengine, enhancing their experience and helping resolve issues effectively.
  • Users value the customization options in Ptengine, enabling tailored marketing and enhanced user experiences for improved sales.

What Are Recent G2 Reviews of Ptengine?

What Are G2 Users Discussing About Ptengine?

Figpii

FigPii is a conversion optimization platform that allows you to identify problem areas on your site and test your solutions to ensure they increase conversions. The platform includes heatmaps, session replay videos, online polling, and AB testing.

Average Rating: 3.9/5.0

Total Reviews: 4

How Do G2 Users Rate Figpii?

  • Has the product been a good partner in doing business?: 1.7/10 (Category avg: 9.0/10)
  • Reporting and Analytics: 3.3/10 (Category avg: 8.5/10)
  • Multivariate testing capacities: 6.7/10 (Category avg: 8.6/10)
  • AI/Machine Learning: 0.0/10 (Category avg: 7.5/10)

Who Is the Company Behind Figpii?

  • Seller: Invesp
  • Year Founded: 2006
  • HQ Location: Chicago, US
  • Twitter: @invesp
    1,897 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    48 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 75% Small, 25% Medium

What Do G2 Reviewers Say About Figpii?

AI-generated summary from verified user reviews

Pros
  • Users commend excellent customer support from Figpii, which led to their decision to sign up for the service.
Cons
  • Users express frustration with compensation issues, feeling unsupported and misled about the benefits of Figpii.
  • Users express frustration over poor customer support from Figpii, feeling misled and lacking assistance with A/B testing.
  • Users experience testing difficulties with Figpii, feeling unsupported and unsatisfied with A/B testing capabilities.

What Are Recent G2 Reviews of Figpii?

Howuku

Howuku is a behavior analytics solution that helps startups acquire valuable customer feedback and insights through heatmaps, AB testing, and surveys. It assists marketers in gauging customer behavior through visual representation of where they’re clicking and scrolling on a website. A/B testing allows teams to improve content engagement and pinpoint underperforming pages. Product owners can get real-time feedback, compare traction on multiple devices, identify key user segments and observe user attention for an optimized marketing strategy.

Average Rating: 4.4/5.0

Total Reviews: 7

How Do G2 Users Rate Howuku?

  • Has the product been a good partner in doing business?: 9.2/10 (Category avg: 9.0/10)
  • Reporting and Analytics: 10.0/10 (Category avg: 8.5/10)
  • Multivariate testing capacities: 10.0/10 (Category avg: 8.6/10)
  • AI/Machine Learning: 10.0/10 (Category avg: 7.5/10)

Who Is the Company Behind Howuku?

  • Seller: Howuku
  • Year Founded: 2020
  • HQ Location: Kuala Lumpur, MY
  • Twitter: @howuku
    135 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    1 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 57% Small, 43% Medium

What Are Recent G2 Reviews of Howuku?

What Are G2 Users Discussing About Howuku?

Selzy

Selzy is an ecosystem of easy-to-use marketing automation tools that helps small and medium businesses grow. Launch email campaigns in less than 15 minutes, no html/design skills needed with Selzy’s drag-and-drop editor. Build email blocks (headers, footers) and save them to plug into any template later. Use 140+ goal oriented templates, custom countdown timers, access 800k+ images and GIFs. Grow your audience with ease. Use embedded sign-up forms or pop-ups for effortless email list building. Automate your campaigns. Use 12+ goal-oriented automated sequence templates or create yours from scratch in a few clicks. Make the most of your audience with 70+ segmentation criteria. Connect Selzy to any tool you like via Albato. Make use of direct integrations with WooCommerce, Shopify, Salesforce, Hubspot, Wordpress, and so much more. Generate leads directly from Facebook thanks to a seamless integration with Facebook Lead Ads. Get access to 150+ tutorials and 100+ how-to’s: from setting up a campaign to learning about general email marketing examples, cases and strategies.

Average Rating: 4.7/5.0

Total Reviews: 33

How Do G2 Users Rate Selzy?

  • Has the product been a good partner in doing business?: 9.7/10 (Category avg: 9.0/10)

Who Is the Company Behind Selzy?

  • Seller: Selzy
  • Year Founded: 2008
  • HQ Location: Paphos, Paphos District
  • Twitter: @selzy_marketing
    441 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    42 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 91% Small, 15% Medium

What Do G2 Reviewers Say About Selzy?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the ease of use of Selzy, enjoying its intuitive design and quick setup for campaigns.
  • Users praise the responsive customer support of Selzy, consistently noting fast replies to their inquiries.
  • Users find Selzy's intuitive interface easy to navigate, making email creation seamless and efficient.
  • Users commend Selzy for its affordability, offering comparable features to competitors at a lower price.
  • Users appreciate the ease of campaign management in Selzy, enjoying its clean dashboard and reliable email delivery.
Cons
  • Users note the missing features on the free plan, including A/B testing and limited segmentation options.
  • Users desire expanded customization options in Selzy for complex workflows, though it hasn't hindered usability significantly.
  • Users desire expanded advanced customization options for complex workflows, though it's not a major hindrance to usage.
  • Users find the limited segmentation options on the free plan to be constraining for their needs.

What Are Recent G2 Reviews of Selzy?

UXWizz

Self-hosted website analytics and behavior analysis platform.

Average Rating: 4.7/5.0

Total Reviews: 13

How Do G2 Users Rate UXWizz?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 9.0/10)
  • Reporting and Analytics: 8.3/10 (Category avg: 8.5/10)
  • Multivariate testing capacities: 6.7/10 (Category avg: 8.6/10)
  • AI/Machine Learning: 8.3/10 (Category avg: 7.5/10)

Who Is the Company Behind UXWizz?

  • Seller: UXWizz
  • Year Founded: 2012
  • HQ Location: Craiova, RO
  • Twitter: @uxwizz
    85 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    1 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 54% Medium, 31% Small

What Are Recent G2 Reviews of UXWizz?

Keitaro Tracker

Keitaro is an attribution and ad performance tracker. It connects the dots between spend, engagement, and revenue at every stage of the customer journey – giving you full clarity on what truly drives growth. Try it now in our live demo – no sign-up needed.

Average Rating: 4.6/5.0

Total Reviews: 4

Who Is the Company Behind Keitaro Tracker?

  • Seller: Keitaro
  • Year Founded: 2017
  • HQ Location: Tallinn, Estonia
  • Twitter: @keitaro_tracker
    257 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    2 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 50% Small, 25% Large

What Are Recent G2 Reviews of Keitaro Tracker?

Mida

Mida is a modern A/B testing platform built for marketers, CRO teams, ecommerce brands, and growth-focused companies that want to run experiments faster without compromising website performance. Unlike traditional experimentation tools built on legacy architecture, Mida uses a lightweight 15KB script designed to protect Core Web Vitals, page speed, and SEO performance while keeping experiments fast-loading and reliable. With an intuitive visual editor and prompt-based experimentation, teams can create, launch, and iterate on experiments without relying heavily on developers. Generate test ideas, build variations faster, and shorten experimentation cycles directly from the browser. Mida integrates seamlessly with modern marketing and analytics stacks, including GA4, GTM, Shopify, WordPress, Webflow, Wix, HubSpot, Segment, Mixpanel, PostHog, Slack, and 70+ other tools. Simple, transparent pricing gives teams full platform access on the Growth plan — without hidden enterprise fees or complicated pricing tiers.

Average Rating: 4.8/5.0

Total Reviews: 2

How Do G2 Users Rate Mida?

  • Reporting and Analytics: 10.0/10 (Category avg: 8.5/10)
  • Multivariate testing capacities: 10.0/10 (Category avg: 8.6/10)

Who Is the Company Behind Mida?

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of Mida?

CustomFit.ai

CustomFit.ai is a no-code A/B testing and website personalization platform that helps marketers improve engagement, optimize experiences, and increase conversions—without relying on developers. It works seamlessly across all types of websites, including custom-coded platforms and popular eCommerce systems like Shopify, BigCommerce, WooCommerce, Magento, and Salesforce Commerce Cloud. With CustomFit.ai, marketers can run A/B tests, launch personalized product carousels, display recently viewed items, deploy shoppable video reels, and even run split URL tests—all without touching code. Campaigns can be set up and taken live in under two minutes, enabling rapid experimentation and real-time optimization. The platform’s strength lies in its intelligent targeting engine. You can personalize content based on UTM parameters, device type, traffic source, visitor behavior, location, and more. CustomFit.ai also offers AI-powered content suggestions and dynamic segmentation to ensure every visitor sees messaging that’s relevant to them. Whether you're a startup or an enterprise, CustomFit.ai empowers marketing teams to take control of conversion optimization through an intuitive interface and a powerful feature set—no tech hand-holding required.

Average Rating: 4.8/5.0

Total Reviews: 3

How Do G2 Users Rate CustomFit.ai?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 9.0/10)
  • Reporting and Analytics: 10.0/10 (Category avg: 8.5/10)
  • Multivariate testing capacities: 10.0/10 (Category avg: 8.6/10)
  • AI/Machine Learning: 10.0/10 (Category avg: 7.5/10)

Who Is the Company Behind CustomFit.ai?

  • Seller: CustomFit.ai
  • Year Founded: 2019
  • HQ Location: Bangalore, IN
  • Twitter: @CustomFitAi
    118 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    14 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Do G2 Reviewers Say About CustomFit.ai?

AI-generated summary from verified user reviews

Pros
  • Users love the ease of use in CustomFit.ai, enabling quick A/B testing without any coding requirements.
  • Users find CustomFit.ai easy to use, allowing effortless A/B testing and effective website visitor tracking.
  • Users love the time-saving features of CustomFit.ai, enabling quick personalized content creation without developer delays.
  • Users love the automation capabilities of CustomFit.ai, enabling quick content personalization and instant updates for campaigns.
  • Users commend the swift customer support of CustomFit.ai, enhancing their experience and effectiveness in targeting visitors.
Cons
  • Users find the complex features challenging, with outdated UI and slow loading times for reports impacting efficiency.
  • Users find the complex reporting of CustomFit.ai slow and the interface somewhat outdated, hindering efficiency.
  • Users find the inadequate reporting features slow and prefer more user-friendly templates for efficiency.
  • Users find the limited templates in CustomFit.ai frustrating, wishing for more options to enhance efficiency.
  • Users experience loading issues with complex reports, which can hinder efficiency and user satisfaction.

What Are Recent G2 Reviews of CustomFit.ai?

Personyze

Personyze is a comprehensive personalization toolkit that provides everything you need to create engaging experiences on your website and across channels, using a powerful combination of behavioral targeting, AI-based recommendations, and personalized email broadcasting. Personyze works on any website regardless of platform and can integrate with any CRM, any third-party email solution, and any analytics solution, and comes with Google Analytics integration and internal analytics out-of-the-box. The first component of Personyze is the dynamic targeting tool, which allows you to define your visitor segmentation and use the magic of Personyze to show them any content you can imagine, ranging from simple visual edits on the site to targeted emails, popups, or banners, targeted using any behavior or user variable that is technologically available, including behaviors on the site, referral source, landing page, integrated CRM data, known interests, and more. The second component is the dynamic AI-generated product/content recommendations, which are displayed anywhere on your site or in your emails, using completely customizable display widgets. With an algorithm for any situation, you can combine individual and crowd data to present recommendations like Most Popular from User Interests, View It Again, Buy It Again, Your Abandoned Cart (email or on site), Replenish Your Stock, Latest Content by Your Favorite Authors, and more. Combine this with the ability to send targeted email drips with content/product recommendations, detailed internal analytics, reporting, and KPI tracking, A/B Testing, and you have a complete solution for personalization.

Average Rating: 4.9/5.0

Total Reviews: 4

Who Is the Company Behind Personyze?

  • Seller: Personyze
  • Year Founded: 2008
  • HQ Location: Tel-Aviv, IL
  • Twitter: @Personyze
    283 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    10 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of Personyze?

What Are G2 Users Discussing About Personyze?

ABTesting.ai

An A/B testing tool that uses Artificial Intelligence to help you easily create, combine and test different variations of your landing page; finding the best fit for your audience, increasing conversions and reducing costs. - 10 minutes setup. - GPT-3 for text suggestions. - Multi-armed Bandit.

Who Is the Company Behind ABTesting.ai?

Heyflow

Heyflow is the all in one lead gen platform to help you convert website visitors into leads. Using our drag-and-drop builder, you can easily create interactive forms, funnels and landing pages to build an engaging website experience. Analyze the performance of your heyflows by natively integrating with the marketing tools growth marketers need. ✔️Build Choose from 25+ building blocks to build a versatile heyflow in no time – just drag & drop! Define routes and conditional logic to engage smarter, more human, and simply better. Embed your heyflow on any website or just use it as stand-alone interactive landing page. Your heyflow is optimized for mobile devices, 100% responsive, and loads blazingly fast even when your users have a slow internet connection. ✔️Design Fully customize your heyflow to perfectly match your brand and convey your values. Leverage the power of style variables and a pixel-perfect experience. Over 30,000 icons in three coherent weights, 53 categories, and 720 subcategories are ready for you to speed up your workflow. ✔️Analyze Understand your users’ behaviour with Heyflow's analytics dashboard. Measure your heyflow’s performance by natively integrating Google Tag Manager, Google Analytics or Facebook Pixel. Pass URL parameters automatically from your landing page to your heyflow. ✔️Integrate Receive your responses via email, GSheets, Pipedrive, Slack, Asana, and over 2,000 other services via Zapier. Get started with a 14-day trial and a free personal demo to become a better growth marketer today!

Average Rating: 4.5/5.0

Total Reviews: 61

How Do G2 Users Rate Heyflow?

  • Has the product been a good partner in doing business?: 7.7/10 (Category avg: 9.0/10)

Who Is the Company Behind Heyflow?

  • Seller: Heyflow
  • Year Founded: 2020
  • HQ Location: Hamburg
  • Twitter: @heyflowapp
    78 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    69 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: CEO
  • Top Industries: Marketing and Advertising, Automotive
  • Company Size: 77% Small, 11% Medium

What Do G2 Reviewers Say About Heyflow?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the user-friendly interface of Heyflow, allowing easy flow building without coding knowledge.
  • Users love Heyflow for its easy setup, enabling quick access to powerful features without the need for coding.
  • Users find Heyflow incredibly intuitive, allowing even beginners to easily navigate and utilize its features effectively.
  • Users highlight the excellent customer support, noting prompt and helpful assistance throughout their experience with Heyflow.
  • Users commend the easy implementation of Heyflow, enabling swift setup and integration without the need for coding.
Cons
  • Users find the steep learning curve of Heyflow challenging, requiring time and effort to master its features.
  • Users find the pricing high and insufficient flow limits frustrating, prompting consideration of costly upgrades.
  • Users face integration issues with Heyflow, including limitations on domains and high costs for additional flows.
  • Users express frustration over missing essential features in Heyflow, leading to poor support and unresolved issues.
  • Users express that Heyflow's poor visualization in analytics affects their ability to effectively track funnel performance.

What Are Recent G2 Reviews of Heyflow?

What Are G2 Users Discussing About Heyflow?

Keyspider

Keyspider provides accurate search results with a cloud-based enterprise search engine. With Keyspider you can build your very own customized website search without the additional time or cost. Keyspider understands the customer’s requirements and delivers the right results to their search queries. The solution for websites to pave the way for better search experiences and improved conversions. It intends to redefine how customers navigate through customers' websites with a search-as-a-service that leaves no stone unturned. Increase relevance across mediums with tailored search.

Average Rating: 4.8/5.0

Total Reviews: 22

How Do G2 Users Rate Keyspider?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 9.0/10)

Who Is the Company Behind Keyspider?

  • Seller: Keyspider
  • HQ Location: Philadelphia, US
  • Twitter: @keyspidersearch
    9 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    4 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Information Technology and Services
  • Company Size: 55% Medium, 36% Small

What Do G2 Reviewers Say About Keyspider?

AI-generated summary from verified user reviews

Pros
  • Users find Keyspider's ease of use remarkable, facilitating smooth integration and effortless setup for all skill levels.
  • Users value the search efficiency of Keyspider, which streamlines finding information and enhances user experience.
  • Users praise the speed of Keyspider, enhancing efficiency and providing authentic search results quickly.
  • Users value the robust features of Keyspider, which enhance search accuracy and save time during research.
  • Users praise the flexible and user-friendly cloud dashboard of Keyspider, enhancing their search experience significantly.
Cons
  • Users note that the content improvement of Keyspider's documentation and libraries is necessary for better integration.
  • Users feel that the front-end libraries need improvement, as some tools seem incomplete and in MVP stage.
  • Users find Keyspider lacks essential features like image search and regex support, limiting its search capabilities.
  • Users feel the API documentation and front-end libraries need improvement for better integration and functionality.
  • Users express a need for expanded technical documentation to better support diverse language needs and integrations.

What Are Recent G2 Reviews of Keyspider?

What Are G2 Users Discussing About Keyspider?

Shoplift

Shoplift is an A/B testing CRO platform purpose-built for Shopify. Quickly launch split tests directly within your theme customizer or let Lift Assist™ auto-build experiments for you. Optimize product pages, product prices, landing pages, themes, and more to boost conversion rate (CRO). Get clear analytics to improve conversions without the hassle. Run any AB test or split test without coding or developer resources. Simplify conversion optimization, understand shopper behavior, and maximize your store's revenue with Shoplift. - A/B test product pages, landing pages, collections, homepage, prices, and search - Theme testing for rebrands, navigation optimization, and mini-cart conversion - Audience segmentation & advanced analytics for RPV, AOV, CVR, CTR, and more - Lift Assist auto-creates branded, pixel-perfect split tests—no coding needed - Fast, seamless AB tests with optimized page speeds and zero page flicker

Who Is the Company Behind Shoplift?

Split Hero

Split Hero is a fast, easy and effective solution for A/B testing your WordPress website.

Who Is the Company Behind Split Hero?