A/B testing has split between web optimization tools (Optimizely, VWO) and feature flagging platforms with experimentation (LaunchDarkly, Split, Flagsmith). For marketing-led testing of landing pages and ads, the optimization tools win; for product experimentation tied to feature releases, feature flagging platforms win. Editor's pick Read our hand-curated buyer's guide: Best A/B Testing Tools → In-depth analysis with named leaders, real pricing, and decision framework. The ranked list below shows the top 10 of the 38 tools we evaluated in this category. ## Top 3 a/b testing tools 1. [Amplitude](https://toolradar.com/tools/amplitude) #1 Top pick Understand user behavior with product analytics and experimentationStarting priceFrom $75 /moCheapest paid plan, monthly, as of November 20264.5 /5 across G2 and Capterra · 3,059 ratings, Sep 2026Our takeBest overall[Read the review](https://toolradar.com/tools/amplitude) 2. [Mixpanel](https://toolradar.com/tools/mixpanel) #2 Product analytics for mobile and webStarting priceFrom $20 /moCheapest paid plan, monthly, as of November 20264.5 /5 across G2 and Capterra · 1,518 ratings, Sep 2026[Read the review](https://toolradar.com/tools/mixpanel) 3. [VWO](https://toolradar.com/tools/vwo) #3 Experimentation and conversion optimizationStarting priceFrom $299 /moCheapest paid plan, monthly, as of November 20264.4 /5 across G2 and Capterra · 1,020 ratings, Sep 2026[Read the review](https://toolradar.com/tools/vwo) ## 10 top a/b testing tools compared | Tool | Starting price (Nov 2026) | Rating | Watch out for | | --- | --- | --- | --- | | [Amplitude](https://toolradar.com/tools/amplitude) | Price: $75/mo | 4.5 out of 5, from 3,059 ratings across G2 and Capterra G2 4.5 · Capterra 4.6 | Watch out: MTU-based pricing can be expensive for products with many low-engagement users. A marketing site with 500K monthly visitors costs far more on Amplitude (MTU-based) than Mixpanel (event-based) if each visitor generates few events. | | [Mixpanel](https://toolradar.com/tools/mixpanel) | Price: $20/mo | 4.5 out of 5, from 1,518 ratings across G2 and Capterra G2 4.5 · Capterra 4.5 | n/a | | [VWO](https://toolradar.com/tools/vwo) | Price: $299/mo | 4.4 out of 5, from 1,020 ratings across G2 and Capterra G2 4.4 · Capterra 4.5 | n/a | | [Optimizely](https://toolradar.com/tools/optimizely) | Price: Not published | 4.2 out of 5, from 931 ratings on G2 G2 4.2 | Watch out: Potential for high annual contract minimums. | | [Statsig](https://toolradar.com/tools/statsig) | Price: $150/mo | 4.7 out of 5, from 347 ratings on G2 G2 4.7 | Watch out: Overage fees for events beyond tier limits | | [AB Tasty](https://toolradar.com/tools/ab-tasty) | Price: Contact sales | 4.5 out of 5, from 429 ratings across G2 and Capterra G2 4.4 · Capterra 4.6 | Watch out: Traffic-based pricing can lead to high overage fees. | | [Split](https://toolradar.com/tools/split) | Price: Contact sales | 4.5 out of 5, from 348 ratings across SourceForge and G2 G2 4.6 · SourceForge 4.3 | Watch out: Overage fees for MTKs beyond free tier | | [Chameleon](https://toolradar.com/tools/chameleon) | Price: $279/mo | 4.4 out of 5, from 353 ratings on G2 G2 4.4 | Watch out: MTU limits can lead to overage charges. | | [WiserNotify](https://toolradar.com/tools/wisernotify) | Price: $4.92/mo | 4.9 out of 5, from 146 ratings across G2 and Capterra Capterra 4.9 · G2 4.8 | n/a | | [Wisepops](https://toolradar.com/tools/wisepops) | Price: Not published | 4.6 out of 5, from 166 ratings across G2 and Trustpilot G2 4.5 · Trustpilot 4.7 | n/a | ## A/B Testing pricing compared | Tool | Cheapest paid plan | Free plan | Billing basis | | --- | --- | --- | --- | | [Amplitude](https://toolradar.com/tools/amplitude) | Cheapest paid plan: Plus (3M events), $75/mo (billed yearly) | Free plan: Yes (Starter) | Billing: Billed yearly | | [Mixpanel](https://toolradar.com/tools/mixpanel) | Cheapest paid plan: Growth, $20/mo | Free plan: Yes | Billing: Billed monthly | | [VWO](https://toolradar.com/tools/vwo) | Cheapest paid plan: Growth, $299/mo | Free plan: No | Billing: Billed monthly | | [Optimizely](https://toolradar.com/tools/optimizely) | Cheapest paid plan: Not published | Free plan: No | Billing: Not published | | [Statsig](https://toolradar.com/tools/statsig) | Cheapest paid plan: Pro, $150/mo | Free plan: Yes | Billing: Billed monthly | | [AB Tasty](https://toolradar.com/tools/ab-tasty) | Cheapest paid plan: Not published | Free plan: No | Billing: Not published | | [Split](https://toolradar.com/tools/split) | Cheapest paid plan: Not published | Free plan: No | Billing: Not published | | [Chameleon](https://toolradar.com/tools/chameleon) | Cheapest paid plan: Startup, $279/mo | Free plan: No | Billing: Billed monthly | | [WiserNotify](https://toolradar.com/tools/wisernotify) | Cheapest paid plan: Basic, $4.92/mo (billed yearly) | Free plan: No | Billing: Billed yearly | | [Wisepops](https://toolradar.com/tools/wisepops) | Cheapest paid plan: Not published | Free plan: No | Billing: Not published | Toolradar pricing data, last verified November 2026. Prices are the cheapest paid plan converted to a monthly figure; "Not published" means the vendor publishes no price for a self-serve paid plan. 6 of 10 tools publish a paid price; median cheapest paid plan $112.50/mo. Toolradar data ## The a/b testing tools market in numbers **Toolradar data:** Toolradar tracks 38 a/b testing tools as of November 3, 2026. 53% of the a/b testing tools on Toolradar are free, freemium or open source. Toolradar re-checked the pricing of 84% of a/b testing tools in the last 90 days. Toolradar aggregates 9,410 public user reviews (G2, Capterra, Trustpilot and other review sites) across 29 rated a/b testing tools. The most cross-shopped a/b testing tool is Amplitude, listed as an alternative to 42 other tools on Toolradar. The most compared a/b testing tool on Toolradar over the last 90 days is Amplitude, with 224 side-by-side comparisons. Computed from the Toolradar catalog and on-site activity. - 38 a/b testing tools tracked - 53% are free, freemium or open source - 84% of prices re-checked in the last 90 days - 9,410 public user reviews aggregated across 29 rated tools | Rank | Tool | Listed as an alternative to | | --- | --- | --- | | 1 | [Amplitude](https://toolradar.com/tools/amplitude) | 42 tools | | 2 | [Mixpanel](https://toolradar.com/tools/mixpanel) | 37 tools | | 3 | [Optimizely](https://toolradar.com/tools/optimizely) | 27 tools | | Rank | Tool | Comparisons | | --- | --- | --- | | 1 | [Amplitude](https://toolradar.com/tools/amplitude) | 224 | | 2 | [Mixpanel](https://toolradar.com/tools/mixpanel) | 196 | | 3 | [GrowthBook](https://toolradar.com/tools/growthbook) | 105 | Source and method: [live a/b testing tools statistics](https://toolradar.com/statistics/ab-testing) ## A/B Testing leaderboards from Toolradar data Toolradar ranks A/B Testing tools on one measure at a time, only where at least 8 tools have data. As of Nov 2026. CSV download of these A/B Testing leaderboards, licensed CC BY 4.0 ### Lowest entry price, plans with no stated unit Cheapest standard paid plan per month (annual prices divided by 12), read on vendor pages and compared only with tools priced on the same basis. Counted among 17 tools with no stated price unit, verified price. | # | Tool | Entry plan | | --- | --- | --- | | 1 | [WiserNotify](https://toolradar.com/tools/wisernotify) | $4.92/mo, billed yearly | | 2 | [Humblytics](https://toolradar.com/tools/humblytics) | $19/mo, billed monthly | | 3 | [Tggl](https://toolradar.com/tools/tggl) | $19.40/mo, billed monthly | | 4 | [Mixpanel](https://toolradar.com/tools/mixpanel) | $20/mo, billed monthly | | 5 | [Dub](https://toolradar.com/tools/dub) | $25/mo, billed monthly | A position exists only when at least 8 tools have data for that metric. 17 of 38 A/B Testing tools have a verified price; the others publish none we could read (often "contact sales"). Advertising and placement fees are not inputs to any position. Visit counts include visits from every source. [How we compute this](https://toolradar.com/how-we-rate#toolradar-data). Cite this: Toolradar, “A/B Testing leaderboards”, Nov 2026. Data licensed CC BY 4.0. [All A/B Testing statistics](https://toolradar.com/statistics/ab-testing). ## How the top a/b testing tools compare 3 of the 10 a/b testing tools listed here have a free plan (Amplitude, Mixpanel, Statsig); the other 7 (VWO, Optimizely, AB Tasty, Split, Chameleon, WiserNotify, Wisepops) are paid only. Teams on a budget should start with Amplitude, our free pick. Rankings are computed from G2/Capterra review volume and rating, and media mentions. [Editorial policy](https://toolradar.com/editorial-policy) ## Top a/b testing tools Order: Toolradar ranking score, which is the public review volume times the average rating on G2, Capterra, Trustpilot and other review sites, plus media mentions (recent ones count more). Paid placements are labelled and never change the score. [How we rank](https://toolradar.com/how-we-rate). ### Amplitude Free plan Understand user behavior with product analytics and experimentation 4.5 /5 across G2 and Capterra · 3,059 ratings, Sep 2026 Amplitude is a digital analytics platform that helps teams understand user behavior with product analytics, session replay, feature flags, and A/B experimentation capabilities. [View details](https://toolradar.com/tools/amplitude) [Visit website](https://toolradar.com/visit/amplitude?p=best&c=ab-testing) [Amplitude alternatives →](https://toolradar.com/alternatives/amplitude) Thanks, your review is with our moderators.Used Amplitude? Rate it - Pro: Powerful analytics features - Pro: Good free tier - Pro: Strong cohort analysis - Con: Can be complex to set up - Con: Expensive at scale Good value Amplitude free Starter plan is genuinely useful: 10K monthly tracked users (MTUs), 10M events, session replay, and unlimited feature flags. Watch out MTU-based pricing can be expensive for products with many low-engagement users. A marketing site with 500K monthly visitors costs far more on Amplitude (MTU-based) than Mixpanel (event-based) if each visitor generates few events. ### Mixpanel Free plan Product analytics for mobile and web 4.5 /5 across G2 and Capterra · 1,518 ratings, Sep 2026 Mixpanel is a product analytics platform for tracking user interactions. Event-based analytics show how users engage with features. Funnels and flows visualize user journeys. Retention analysis measures long-term engagement. A/B testing and messaging drive growth. The analytics platform product teams use to make decisions. [View details](https://toolradar.com/tools/mixpanel) [Visit website](https://mixpanel.com) [Mixpanel alternatives →](https://toolradar.com/alternatives/mixpanel) Thanks, your review is with our moderators.Used Mixpanel? Rate it - Pro: Powerful event-based analytics model - Pro: Generous free tier with 20M events/month - Pro: Intuitive funnel and retention reports - Con: Learning curve for complex queries - Con: Can get expensive at scale Great value Mixpanel's free tier (1M events) is generous. ### VWO Paid Experimentation and conversion optimization 4.4 /5 across G2 and Capterra · 1,020 ratings, Sep 2026 VWO (Visual Website Optimizer) is a conversion optimization platform offering A/B testing, heatmaps, session recordings, surveys, and personalization based on Monthly Tracked Users (MTU). [View details](https://toolradar.com/tools/vwo) [Visit website](https://vwo.com) Thanks, your review is with our moderators.Used VWO? Rate it - Pro: Good A/B testing - Pro: Heatmaps - Pro: Session recordings - Con: UI dated - Con: Learning curve Fair value VWO's pricing is on the expensive side compared to market alternatives, especially the 'Growth' tier starting from $299/month. ### Optimizely Paid Digital experience optimization platform 4.2 /5 on G2 · 931 ratings, Aug 2026 Optimizely is a digital experience platform offering web experimentation, A/B testing, personalization, CMS, commerce, and analytics. Enterprise-grade with custom pricing for each product. [View details](https://toolradar.com/tools/optimizely) [Visit website](https://optimizely.com) Thanks, your review is with our moderators.Used Optimizely? Rate it - Pro: Enterprise experimentation - Pro: Feature flags - Pro: CMS included - Con: Very expensive - Con: Complex platform Watch out Potential for high annual contract minimums. ### Statsig Free plan Feature flags and product experimentation 4.7 /5 on G2 · 347 ratings, Sep 2026 Statsig provides feature flags with statistical rigor. Experimentation infrastructure-flags that measure impact properly. The statistics are rigorous. The infrastructure scales. The measurement is built in. Teams wanting data-driven feature management use Statsig for statistical feature flags. [View details](https://toolradar.com/tools/statsig) [Visit website](https://statsig.com) [Statsig alternatives →](https://toolradar.com/alternatives/statsig) Thanks, your review is with our moderators.Used Statsig? Rate it - Pro: Feature flags platform - Pro: Good analytics - Pro: Fair pricing - Con: Learning curve - Con: Per-event pricing Good value Statsig's pricing is quite generous, especially with a robust Free tier offering 50M events. Watch out Overage fees for events beyond tier limits ### AB Tasty Paid A/B testing and personalization platform for optimizing digital experiences 4.5 /5 across G2 and Capterra · 429 ratings, Sep 2026 AB Tasty is an enterprise experimentation and personalization platform offering A/B testing, feature flags, AI-based targeting, and mobile app optimization with custom pricing. [View details](https://toolradar.com/tools/ab-tasty) [Visit website](https://abtasty.com) Thanks, your review is with our moderators.Used AB Tasty? Rate it - Pro: Good A/B testing platform - Pro: Personalization features - Pro: Visual editor - Con: Expensive - Con: Learning curve Fair value AB Tasty's enterprise-only pricing model, requiring a demo for quotes, suggests a premium and potentially expensive offering. Watch out Traffic-based pricing can lead to high overage fees. ### Split Paid Feature flags and experimentation platform 4.5 /5 across SourceForge and G2 · 348 ratings, Sep 2026 Split provides feature flags with experimentation. Feature management with impact measurement-flags that prove value. The experimentation is integrated. The flags work. The measurement shows impact. Teams wanting measured feature releases use Split for flags with experimentation. [View details](https://toolradar.com/tools/split) [Visit website](https://split.io) [Split alternatives →](https://toolradar.com/alternatives/split) Thanks, your review is with our moderators.Used Split? Rate it - Pro: Feature flags platform - Pro: Good for experiments - Pro: Active development - Con: Per-MTU pricing - Con: Learning curve Good value Split's pricing model is generous for small teams with a robust free tier offering 10 seats and 50K MTKs. Watch out Overage fees for MTKs beyond free tier ### Chameleon Paid Build in-app guidance and onboard users without code 4.4 /5 on G2 · 353 ratings, Sep 2026 Chameleon is a product adoption platform for building in-app guidance without coding. Create tours, tooltips, and modals to onboard users. Target specific user segments with personalized experiences. A/B test different approaches to find what works. Analytics measure adoption and feature engagement. Turn new users into power users with contextual guidance. [View details](https://toolradar.com/tools/chameleon) [Visit website](https://www.chameleon.io) Thanks, your review is with our moderators.Used Chameleon? Rate it - Pro: Deep customization - Pro: Good targeting - Pro: Developer-friendly - Con: Complex setup - Con: Premium pricing Fair value Chameleon's pricing is on the higher side, with the 'Startup' tier starting at $279/month, which can be expensive for smaller startups. Watch out MTU limits can lead to overage charges. ### WiserNotify Paid Boost sales and conversions by displaying real-time social proof and urgency notifications on your website. 4.9 /5 across G2 and Capterra · 146 ratings, Sep 2026 WiserNotify is a social proof and FOMO marketing tool designed to help online businesses increase their conversion rates. It displays various types of notifications on websites, such as recent sales, sign-ups, reviews, and visitor counts, to build trust, create urgency, and encourage visitors to take action. The platform offers a wide range of customizable templates and integrations to seamlessly fit into existing marketing stacks. This tool is ideal for entrepreneurs, marketers, e-commerce stores, coaching businesses, and agencies looking to optimize their sales funnels and maximize conversions. By leveraging psychological triggers like social proof and scarcity, WiserNotify helps reduce customer acquisition costs, improve website engagement, and ultimately drive more sales and leads. It provides advanced features like A/B testing, granular targeting, and detailed reporting to continuously optimize notification performance. WiserNotify supports multiple website platforms like Shopify, Wix, WordPress, Magento, and Bigcommerce, and integrates with over 200 business tools for automated data capture. Its easy setup process allows users to implement social proof notifications quickly without requiring extensive technical skills. [View details](https://toolradar.com/tools/wisernotify) [Visit website](https://wisernotify.com) [WiserNotify alternatives →](https://toolradar.com/alternatives/wisernotify) Thanks, your review is with our moderators.Used WiserNotify? Rate it - Pro: Easy to set up and use, even for non-technical users. - Pro: Wide range of notification types to cover various use cases. - Pro: Extensive integrations with popular platforms and tools. - Con: Pricing is based on monthly visitor limits, which can increase costs for high-traffic sites. - Con: Some advanced features like custom design and dedicated support are only available on higher-tier plans. Great value WiserNotify's pricing is generous and well-aligned with the market. 10 ### Wisepops Paid Boost ecommerce conversions with targeted popups and AI recommendations 4.6 /5 across G2 and Trustpilot · 166 ratings, Sep 2026 Wisepops is an onsite engagement platform for ecommerce brands to increase conversions from existing traffic through targeted popups, notification feeds, web push notifications, embedded banners, and AI-powered product recommendations. The platform includes advanced visitor targeting by device, behavior, location, and frequency, plus a built-in A/B testing and experiments platform for CRO optimization. Wisepops integrates with 100+ tools including Shopify, Klaviyo, HubSpot, and Salesforce. Customers report measurable results including 23% average order value increases and millions in attributed revenue. [View details](https://toolradar.com/tools/wisepops) [Visit website](https://wisepops.com/) Thanks, your review is with our moderators.Used Wisepops? Rate it - Pro: Multi-channel approach covers the full visitor journey (popups, push, feed, embeds) - Pro: AI product recommendations drive personalized upselling - Pro: Strong reported results with +23% AOV increases - Con: Pricing not transparent on the website, requires trial or demo - Con: Higher-tier plans needed for multiple websites Good value Wisepops' pricing model is usage-based, scaling with pageviews, which is fair for an on-site marketing platform. ## Why other a/b testing tools didn't make our top 10 We evaluated 38 tools in this category and these 20 ranked 11 through 30. They're solid options that fell short on one or two axes (review depth, pricing transparency, feature parity), but worth a look if the leaders don't fit your stack or budget. [KameleoonAI-powered web experimentation platform](https://toolradar.com/tools/kameleoon)[TubeBuddyBoost your YouTube growth with advanced channel management](https://toolradar.com/tools/tubebuddy)[Crazy EggOptimize your website with heatmaps, recordings, surveys, and A/B testing to understand user behavior.](https://toolradar.com/tools/crazy-egg)[OptinMonsterLead generation and conversion optimization](https://toolradar.com/tools/optinmonster)[BucketAutomate feature flag management with intelligent, data-driven control.](https://toolradar.com/tools/bucket)[QonversionMonetize your app with in-app purchases, analytics, and A/B testing across platforms.](https://toolradar.com/tools/qonversion)[Visitor profiles and timeline by CroctA headless CMS for optimizing user experiences through personalization and A/B testing.](https://toolradar.com/tools/visitor-profiles-and-timeline-by-croct)[Mida.soAI-powered lightweight A/B testing platform for websites with fast load times.](https://toolradar.com/tools/mida-so)[EppoFeature flagging and experimentation platform](https://toolradar.com/tools/eppo)[DubShort links with advanced analytics for marketing teams](https://toolradar.com/tools/dub)[IntellimizeOptimize and personalize your Webflow website with AI-powered A/B testing and dynamic content delivery.](https://toolradar.com/tools/intellimize)[GrowthBookOpen-source feature flags and A/B testing](https://toolradar.com/tools/growthbook)[PersonyzeBoost sales and engagement with AI-powered personalization, recommendations, and A/B testing.](https://toolradar.com/tools/personyze)[PurchaselyOne-stop solution for scalable and sustainable app monetization without code.](https://toolradar.com/tools/purchasely)[CountlyProduct analytics with privacy focus](https://toolradar.com/tools/countly)[Zipify PagesBuild Shopify landing pages that convert and drive revenue](https://toolradar.com/tools/zipify-pages)[TgglScale your product risk-free with feature flags, A/B testing, and efficient release management.](https://toolradar.com/tools/tggl)[HumblyticsRun A/B tests and gain conversion insights without needing developers.](https://toolradar.com/tools/humblytics)[SuperwallThe paywall experimentation platform for mobile apps, enabling no-code paywalls, A/B testing, and business analytics.](https://toolradar.com/tools/superwall)[Web SpeedThe Agentic Web Adaptation Layer for dynamic, personalized web experiences.](https://toolradar.com/tools/web-speed) ## Popular a/b testing comparisons See how the leading a/b testing tools stack up head-to-head. - [Amplitude vs Mixpanel](https://toolradar.com/compare/mixpanel-vs-amplitude) - [VWO vs Optimizely](https://toolradar.com/compare/optimizely-vs-vwo) - [VWO vs AB Tasty](https://toolradar.com/compare/ab-tasty-vs-vwo) - [VWO vs Intellimize](https://toolradar.com/compare/intellimize-vs-vwo) - [Optimizely vs AB Tasty](https://toolradar.com/compare/ab-tasty-vs-optimizely) - [Statsig vs Optimizely](https://toolradar.com/compare/optimizely-vs-statsig) - [Statsig vs GrowthBook](https://toolradar.com/compare/growthbook-vs-statsig) - [Statsig vs Split](https://toolradar.com/compare/split-vs-statsig) - [Statsig vs Eppo](https://toolradar.com/compare/eppo-vs-statsig) - [Statsig vs VWO](https://toolradar.com/compare/statsig-vs-vwo) - [AB Tasty vs Kameleoon](https://toolradar.com/compare/ab-tasty-vs-kameleoon) - [Split vs GrowthBook](https://toolradar.com/compare/growthbook-vs-split) Compare all 38 a/b testing tools side by side ## Pricing breakdowns for a/b testing tools Real plans and the hidden costs for each tool. - [Amplitude pricing](https://toolradar.com/tools/amplitude/pricing) - [Mixpanel pricing](https://toolradar.com/tools/mixpanel/pricing) - [VWO pricing](https://toolradar.com/tools/vwo/pricing) - [Optimizely pricing](https://toolradar.com/tools/optimizely/pricing) - [Statsig pricing](https://toolradar.com/tools/statsig/pricing) - [AB Tasty pricing](https://toolradar.com/tools/ab-tasty/pricing) - [Split pricing](https://toolradar.com/tools/split/pricing) - [Chameleon pricing](https://toolradar.com/tools/chameleon/pricing) ## Browse all a/b testing tools 38 tools Pricing - [100% free](https://toolradar.com/best/ab-testing?pricing=free#browse) - [Free plan](https://toolradar.com/best/ab-testing?pricing=freemium#browse) - [Paid](https://toolradar.com/best/ab-testing?pricing=paid#browse) Platform - [Web](https://toolradar.com/best/ab-testing?os=Web#browse) - [iOS](https://toolradar.com/best/ab-testing?os=iOS#browse) - [Android](https://toolradar.com/best/ab-testing?os=Android#browse) - [Windows](https://toolradar.com/best/ab-testing?os=Windows#browse) - [macOS](https://toolradar.com/best/ab-testing?os=macOS#browse) - [Linux](https://toolradar.com/best/ab-testing?os=Linux#browse) - [Chrome](https://toolradar.com/best/ab-testing?os=Chrome#browse) Industry - [E-commerce 8](https://toolradar.com/best/ab-testing?industry=ecommerce#browse) - [SaaS & Technology 8](https://toolradar.com/best/ab-testing?industry=saas#browse) - [Education 3](https://toolradar.com/best/ab-testing?industry=education#browse) - [Finance & Banking 2](https://toolradar.com/best/ab-testing?industry=finance#browse) - [Healthcare 2](https://toolradar.com/best/ab-testing?industry=healthcare#browse) - [Marketing & Advertising 2](https://toolradar.com/best/ab-testing?industry=marketing#browse) - [Media & Entertainment 2](https://toolradar.com/best/ab-testing?industry=media#browse) - [Retail 2](https://toolradar.com/best/ab-testing?industry=retail#browse) - [Hospitality & Travel 1](https://toolradar.com/best/ab-testing?industry=hospitality#browse) - [Nonprofit 1](https://toolradar.com/best/ab-testing?industry=nonprofit#browse) [SplitbeeThis product has been sunsetted and is no longer available.Free plan · Web](https://toolradar.com/tools/splitbee)[BeMorphyDynamically rewrite landing pages in real-time to match every ad, keyword, and audience.Free plan · Web](https://toolradar.com/tools/bemorphy)[Optimizely MCPQuery and create feature flags, experiments, audiences and results from an AI client.Free plan](https://toolradar.com/tools/optimizely-mcp)[Eppo AIThe next-gen experimentation platform for trustworthy, self-serve A/B testing and feature management.Paid · Web](https://toolradar.com/tools/eppo-ai)[ConvertA/B testing, conversion rate optimization, web optimization platformPaid · Web](https://toolradar.com/tools/convert)[Statsig MCPControl feature flags, experiments, and analytics via AIFree plan](https://toolradar.com/tools/statsig-mcp)[SimpleSplitDone-for-you page tests that track real sales, launched only with your approvalPaid · Web](https://toolradar.com/tools/simplesplit)[SplitLabTest landing pages, track visitor behavior, and find conversion-winning variationsFree plan · Web](https://toolradar.com/tools/splitlab) Showing the top 8 of 38. Filter to narrow down. ## In-depth: why these tools made the cut ### Why VWO competes with Optimizely on price-performance VWO review VWO bundles A/B testing, heatmaps, session recordings, and conversion analytics into one platform. For mid-market teams running CRO programs without enterprise budgets, VWO covers similar ground to Optimizely at lower cost. For pure product experimentation tied to feature releases, feature flag platforms (LaunchDarkly, Split) are more appropriate. ### Why Optimizely remains the digital experience standard Optimizely review Optimizely targets the enterprise CRO + content management overlap: A/B testing, personalization, and increasingly DXP (digital experience platform). For enterprise marketing teams running heavy CRO programs on customer-facing sites, Optimizely is rational. For pure A/B testing on smaller scale, Optimizely is expensive overkill. VWO or Convert offer competitive testing at SMB-friendly pricing. ## How to choose a/b testing software 1. Decide on web optimization vs product experimentationMarketing/CRO testing on landing pages and ads: Optimizely, VWO, AB Tasty. Product feature experiments tied to releases: LaunchDarkly, Split, Flagsmith. Different goals, different statistical needs, different integration patterns. 2. Audit statistical capabilityBayesian vs frequentist methodology, sample-size calculators, sequential testing, the differences matter for high-stakes tests. Eppo and Statsig have invested heavily in statistical depth; some legacy tools have not. 3. Plan for analytics integrationExperiments need event data to compute outcomes. Tools that integrate cleanly with Amplitude, PostHog, or your warehouse (Snowflake, BigQuery) win operationally. Standalone analytics inside the test tool is fading. ## Honorable mentions Tools that didn't crack the headline list but deserve a look depending on what you optimize for. - [Eppo](https://toolradar.com/tools/eppo) Best modern product-experimentation platformEppo is the modern data-warehouse-native experimentation tool. Sits on top of your warehouse rather than running its own data collection. Strong choice for data-mature teams. ## Best A/B Testing for - [A/B Testing for Startups](https://toolradar.com/best/ab-testing/for/startups) - [A/B Testing for Small Businesses](https://toolradar.com/best/ab-testing/for/small-businesses) - [A/B Testing for Freelancers](https://toolradar.com/best/ab-testing/for/freelancers) - [A/B Testing for Enterprises](https://toolradar.com/best/ab-testing/for/enterprises) - [A/B Testing for Solopreneurs](https://toolradar.com/best/ab-testing/for/solopreneurs) - [A/B Testing for Nonprofits](https://toolradar.com/best/ab-testing/for/nonprofits) ## How we ranked these a/b testing tools We rank by real-world signal: G2/Capterra review volume and rating, and media mentions (volume and recency). Pricing is re-checked and the ranking refreshed monthly. Tools evaluated38 With free plan46%17 of the 37 tools we rank Last updatedNovember 2026 Toolradar Research ## The data behind a/b testing tools First-party analyses built from our full catalog, methodology published. - [Which software categories are actually free](https://toolradar.com/reports/free-software-report-2026) - [What B2B software really costs per month](https://toolradar.com/reports/saas-price-points-2026) - [The most crowded software markets](https://toolradar.com/reports/most-crowded-software-markets-2026) All Toolradar research Ask your AI assistant Toolradar works inside Claude, ChatGPT, Cursor and VS Code. Every price comes with the date it was read on the vendor's page. No API key needed. “What is the best a/b testing tool for a 5-person team under $50 a month? Give me a short list with prices.” [Add to Cursor](cursor://anysphere.cursor-deeplink/mcp/install?name=toolradar&config=eyJ1cmwiOiJodHRwczovL3Rvb2xyYWRhci5jb20vYXBpL21jcCJ9)[Add to VS Code](vscode:mcp/install?%7B%22name%22%3A%22toolradar%22%2C%22url%22%3A%22https%3A%2F%2Ftoolradar.com%2Fapi%2Fmcp%22%7D)[Claude, ChatGPT and others](https://toolradar.com/for-agents?src=category) claude mcp add --transport http toolradar https://toolradar.com/api/mcp ## Frequently Asked Questions ### What is the best a/b testing tool in 2026? Based on our analysis of 38 a/b testing tools, Amplitude is our overall a/b testing pick. The next tools on the list are Mixpanel, VWO, Optimizely. Rankings use G2/Capterra review volume and rating, and media mentions. ### What are the top 3 a/b testing tools? The top 3 a/b testing tools in 2026, ranked by Toolradar, are: 1) Amplitude, Understand user behavior with product analytics and experimentation. 2) Mixpanel, Product analytics for mobile and web. 3) VWO, Experimentation and conversion optimization. ### Are there free a/b testing tools? Yes. Amplitude is our free a/b testing pick (free plan alongside paid plans). 3 of the 10 tools on this page have a free plan. Among the 37 a/b testing tools we rank, 17 have a free plan. ### How do I choose the right a/b testing tool? Start by defining your team size, budget, and must-have features. Amplitude is our overall a/b testing pick. Compare all 38 options side by side on Toolradar. Cite this page: Toolradar, "Best A/B Testing Tools in 2026", updated November 2026, https://toolradar.com/best/ab-testing [A/B Testing statistics catalog size, ratings and pricing data, updated monthly](https://toolradar.com/statistics/ab-testing) For a/b testing vendors ## Selling an a/b testing product? Reach 930K+ buyers through Toolradar & Dupple. Newsletter ads and directory listings: the same surfaces buyers use to shortlist. Maximum 3 sponsors per issue, native layout, no ad design needed. Self-serve advertising Book a Spotlight, Primary Ad, or Native Advertorial yourself. Live in 1-2 weeks. See ad pricing → Full-service: let us run it Our agency owns the media + executes the campaigns. Demand, SEO, content, end-to-end. How the agency works → Some offers on this page may be paid placements or contain affiliate links. --- Source: https://toolradar.com/best/ab-testing