Free and open first
Best AB Testing in 2026
- 21 apps
- Research read 28 Sept 2026
- How the order is worked out
- 1
GrowthBook
Free plan Open source AndroidAPIExtension+3Choose GrowthBook for warehouse-based experimentation and feature management with a choice of cloud or self-hosted deployment.
- 2
- 3
ABtesting.ai
Free plan APIWebABtesting.ai is suited to landing-page owners who want automated experiment suggestions and a free first experiment.
- 4
Statsig
Free plan AndroidAPIExtension+3Statsig combines testing, release controls, and product analytics in one platform, with a free Developer plan and Pro at $150 a month.
- 5
FigPii
Free plan WebFigPii combines experimentation with tools for observing and collecting feedback about website visitors. The free plan has a monthly visitor limit, while paid plans begin at $149.99/mo.
- 6
Zoho PageSense
Free plan AndroidAPIExtension+2PageSense brings analytics, behavior analysis, and multiple test types into one platform. Review tracked-user and data-retention allowances when choosing a plan.
- 7
Nelio A/B Testing
Free plan WebNelio A/B Testing brings a wide range of experiments, behavior maps, and conversion reporting into WordPress.
- 8
Omniconvert Nexus Customer Intelligence
Free plan WebNexus brings customer segmentation, value tracking, NPS analysis, and audience syncing together for Shopify brands.
- 9
AB Tasty
Free trial AndroidAPIExtension+4AB Tasty combines experimentation and rollout tools with personalization, feature management, and analytics across web and mobile.
- 10
Convert Experiences
Free trial AndroidAPIiPhone+1Choose Convert Experiences if you need varied web and mobile experiments, advanced targeting, and full-stack SDK options.
- 11
Firebase A/B Testing
Free plan AndroidiPhoneWebFirebase A/B Testing provides focused experimentation tools across web and mobile at no listed cost. Its strengths are experiment variety, targeting, and feature controls within Firebase.
- 12
ABlyft
Free plan Web - 13
Optimizely Feature Management
Free plan AndroidiPhoneWeb - 14
ABsmartly
Paid AndroidAPIExtension+6ABsmartly combines experimentation methods, feature flags, and SDK-based integrations for product and technical teams.
- 15
Kameleoon
Free trial AndroidAPIiPhone+1Choose Kameleoon if your teams need experimentation across web, back-end, and mobile, with feature rollout controls and integrations.
- 16
Convertize
Free trial WebConvertize focuses on visual web experimentation, automated traffic allocation, and conversion reporting.
- 17
Eppo
Paid AndroidAPIiPhone+1Eppo brings experiment analysis, feature controls, and AI evaluation into one platform, with support for mobile and server-side use.
- 18
Evolv AI
Paid AndroidAPIiPhone+1Choose Evolv AI if your organization needs experimentation and personalization with generative AI assistance and real-time variant adjustment.
- 19
VWO Testing
Free trial AndroidAPIiPhone+2VWO Testing brings experiment creation, targeting, and measurement into one platform, with options for web and mobile use.
- 20
SearchPilot
Paid APIWebChoose SearchPilot if your site meets its traffic threshold and you need structured tests of changes that may affect organic search.
- 21
Optimizely Web Experimentation
Paid Web
#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price
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