⚡ A/B Testing

A/B testing tools are software solutions that allow users to compare two or more versions of a webpage, application, or element to determine which performs better.

These tools measure user interactions and conversion rates, helping to optimize content and design for better results.

According to our data, A/B testing tools are used on 1.4% of all websites.
91.7% of these sites use only one A/B testing tool, 7.2% use two, and 1.1% use three or more of them.

⭐ Most Popular in 2026

The following chart shows the leading A/B testing tools in 2026, based on market share.

The most popular is VWO with a share of 21.2%, followed by Crazy Egg with 14.4% and Optimizely with 8%.

VWO 21.2%
Crazy Egg 14.4%
Optimizely 8%
PostHog 6.1%
Shogun 5.5%
Convert 4.6%
Adobe Target 3.8%
Zoho PageSense 3.8%
OptiMonk 3.6%
Roistat 3.2%
AB Tasty 3%
Unbounce 2.6%
Inspectlet 2.4%
Intelligems 2.4%
Other 15.4%

You can also drill down by country:

🚀 Country Highlights

Here is a list of tools that are especially popular in certain countries.
Differences between global and country rankings are shown in parentheses.

Crazy Egg is #1 in the United States ^(-1)
OptiMonk is #1 in Hungary ^(-8)
Roistat is #1 in Russia ^(-9)
AB Tasty is #1 in France ^(-10)
Ptengine is #1 in Japan ^(-15)
Kameleoon is #2 in Germany ^(-18)
Convert is #4 in the United Kingdom ^(-2)

✨ Best A/B Testing Tools

Below is a more detailed list of the top 25 of the 46 A/B testing tools we track, ranked by their market share.

Rank	Name	Market share
1	VWO Delhi, India A comprehensive visual website analytics, optimization, and A/B testing platform for running experiments and improving digital user experiences across websites and apps. $2,064+/year	21.2%
2	Crazy Egg La Mirada, California, United States An analytics platform that allows users to track visitor behavior and optimize conversions using heatmaps, session recordings, click tracking, scrollmaps, and A/B testing. $29+/month	14.4%
3	Optimizely New York, United States A digital experience platform that specializes in content management, e-commerce personalization, experimentation, and feature delivery. $36,000+/year	8%
4	PostHog San Francisco, California, United States An open-source product analytics platform available as a self-hosted deployment or managed cloud service. FreeOpen source$$$	6.1%
5	Shogun Walnut, California, United States An e-commerce optimization and personalization platform for Shopify, featuring a visual page builder and A/B testing tools. $39+/month	5.5%
6	Convert Claymont, Delaware, United States An advanced A/B testing and personalization platform for websites and web apps. $399+/month	4.6%
7	Adobe Target San Jose, California, United States Used by marketers to design and execute online tests, create behavior-based audience segments, and automate content targeting. $50,000/year	3.8%
8	Zoho PageSense Chennai, India A conversion rate optimization and web analytics platform that enables businesses to use heatmaps and session recordings, track conversion funnels, and run A/B and split-URL tests. $20+/month	3.8%
9	OptiMonk Debrecen, Hungary A conversion rate optimization tool that provides popups, gamification widgets, website personalization, and A/B testing. Free$29+/month	3.6%
10	Roistat Moscow, Russia A Russian SaaS marketing analytics platform. $239+/month	3.2%
11	AB Tasty Paris, France A digital experience platform that enables website teams to run A/B testing, multivariate tests, personalized content experiments, and user experience optimization. $1,000+/month	3%
12	Unbounce Vancouver, British Columbia, Canada A drag-and-drop landing page builder that enables marketers to create, test, and optimize standalone web pages without coding. $99+/month	2.6%
13	Inspectlet Santa Clara, California, United States A website analytics tool that helps businesses understand how visitors interact with their sites by capturing behavioral data beyond traditional metrics. Free$39+/month	2.4%
14	Intelligems Middletown, Delaware, United States A data-driven profit optimization platform that helps e-commerce merchants optimize their content, prices, discounts, and shipping rates. $99+/month	2.4%
15	Nosto Helsinki, Finland The intelligent commerce experience platform that integrates with Shopify, Magento, Adobe Commerce, Shopware, BigCommerce and VTEX. $$$	2.3%
16	Ptengine Tokyo, Japan A complete marketing and analytics platform with A/B testing and heatmaps. Free$49+/month	1.9%
17	Shoplift New York, United States A conversion rate optimization and A/B testing platform built specifically for Shopify. $99+/month	1.9%
18	Justuno Fairfax, California, United States An AI-powered conversion automation platform for retailers that helps optimize website engagement, capture leads, boost sales, and tailor onsite experiences based on visitor behavior. Free$39+/month	1.9%
19	ClickFunnels Canton, Georgia, United States An online tool for building high-converting websites and sales funnels. $97+/month	1.8%
20	Kameleoon Paris, France An A/B testing, full stack, AI-powered personalization platform for mid-sized to enterprise companies. $35,000+/year	1.6%
21	Dynamic Yield Purchase, New York, United States An AI-powered personalization and customer experience optimization platform. $35,000/year	1.6%
22	Plerdy Lviv, Ukraine A conversion rate optimization platform that includes analytics and A/B testing tools. Free$21+/month	1.2%
23	Webflow Optimize San Francisco, California, United States An AI-driven A/B testing tool that tests multiple site variations to dynamically personalize visitor experiences. $299+/month	1.1%
24	Monetate Dallas, Texas, United States A personalization platform packed with business-focused A/B testing tools that simplify the process of testing and experimentation. $1,000+/month	1%
25	Visually A no-code conversion rate optimization tool for Shopify that allows customers to A/B test, optimize, and personalize the user experience through a visual editor. $15+/month	0.9%

👉 See Also

🔗 Links
- A/B testing

Data is based on the analysis of 3,053,066 websites.
Statistics were last calculated on February 4, 2026.
For details, see our methodology and disclaimer.