⚡ 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 1.7% of all websites.
91.6% of these sites use only one A/B testing tool, 7.3% 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 19%, followed by Crazy Egg with 12.9% and OptinMonster with 10.2%.

VWO 19%
Crazy Egg 12.9%
OptinMonster 10.2%
Optimizely 6.8%
PostHog 5.8%
Shogun 5.5%
Convert 4.1%
OptiMonk 3.6%
Zoho PageSense 3.5%
Roistat 3.4%
Adobe Target 3.2%
AB Tasty 2.5%
Unbounce 2.3%
Intelligems 2.3%
Other 14.9%

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 ^(-7)
Roistat is #1 in Russia ^(-9)
AB Tasty is #1 in France ^(-11)
Ptengine is #1 in Japan ^(-18)
Convert is #2 in the Netherlands ^(-5)
Kameleoon is #2 in Germany ^(-19)

✨ Best A/B Testing Tools

Below is a more detailed list of the top 25 of the 47 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	19%
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	12.9%
3	OptinMonster West Palm Beach, Florida, United States A conversion optimization and lead generation platform that helps websites turn visitors into subscribers or customers using targeted onsite campaigns such as popups and opt-in forms. Free$7+/month	10.2%
4	Optimizely New York, United States A digital experience platform that specializes in content management, e-commerce personalization, experimentation, and feature delivery. $36,000+/year	6.8%
5	PostHog San Francisco, California, United States An open-source product analytics platform available as a self-hosted deployment or managed cloud service. FreeOpen source$$$	5.8%
6	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%
7	Convert Claymont, Delaware, United States An advanced A/B testing and personalization platform for websites and web apps. $399+/month	4.1%
8	OptiMonk Debrecen, Hungary A conversion rate optimization tool that provides popups, gamification widgets, website personalization, and A/B testing. Free$29+/month	3.6%
9	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	3.5%
10	Roistat Moscow, Russia A Russian SaaS marketing analytics platform. $239+/month	3.4%
11	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	3.2%
12	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	2.5%
13	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	2.3%
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	2.3%
15	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	2.1%
16	Nosto Helsinki, Finland The intelligent commerce experience platform that integrates with Shopify, Magento, Adobe Commerce, Shopware, BigCommerce and VTEX. $$$	2%
17	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%
18	Shoplift New York, United States A conversion rate optimization and A/B testing platform built specifically for Shopify. $99+/month	1.8%
19	Ptengine Tokyo, Japan A complete marketing and analytics platform with A/B testing and heatmaps. Free$49+/month	1.7%
20	ClickFunnels Canton, Georgia, United States An online tool for building high-converting websites and sales funnels. $97+/month	1.5%
21	Kameleoon Paris, France An A/B testing, full stack, AI-powered personalization platform for mid-sized to enterprise companies. $35,000+/year	1.4%
22	Dynamic Yield Purchase, New York, United States An AI-powered personalization and customer experience optimization platform that enables businesses to tailor content, product recommendations, and offers across websites, mobile apps, and email. $35,000/year	1.3%
23	Webflow Optimize San Francisco, California, United States An AI-driven A/B testing and personalization tool from Webflow that lets teams run experiments, tailor multiple site variations, and dynamically deliver personalized experiences to different visitor segments. $299+/month	1.1%
24	Plerdy Lviv, Ukraine A conversion rate optimization platform that includes analytics and A/B testing tools. Free$21+/month	1.1%
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 3,320,618 websites.
Statistics were last calculated on March 21, 2026.
For details, see our methodology and disclaimer.