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100% Permanent Free Plan List

Best Free A/B Testing Tools (2026)

Get high-performance A/B Testing features completely free. We review and rank tools that offer permanent free subscription tiers.

Vetted Permanent Free Software

Found 19 free tools

OP

Opti Hub

A next-generation platform for a/b testing optimized for high-velocity marketing pipelines.

A/B TestingDynamic A/B Split Testing EngineUX Survey Widget Builder with templates

🎁 Free Tier Advantage: Free forever tier with core functionality

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Smart Survey Recorder

A premium MarTech analytics gateway fully optimized for custom B2B campaign workflows.

Automated smart survey recorder operational workflowsIntelligent campaigns telemetry analytics

🎁 Free Tier Advantage: Free forever tier with core functionality

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Su

SurveyExperimenter Pro

A premium MarTech analytics gateway fully optimized for custom B2B campaign workflows.

Automated surveyexperimenter pro operational workflowsIntelligent campaigns telemetry analytics

🎁 Free Tier Advantage: Free forever tier with core functionality

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ScrollClarity Pro

A premium MarTech analytics gateway fully optimized for custom B2B campaign workflows.

Automated scrollclarity pro operational workflowsIntelligent campaigns telemetry analytics

🎁 Free Tier Advantage: Free forever tier with core functionality

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Ze

ZeroFlickerSurvey

A premium MarTech analytics gateway fully optimized for custom B2B campaign workflows.

Automated zeroflickersurvey operational workflowsIntelligent campaigns telemetry analytics

🎁 Free Tier Advantage: Access to core automated zeroflickersurvey operational workflows features

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Gt

GTM Test Pop

A premium MarTech analytics gateway fully optimized for custom B2B campaign workflows.

Automated gtm test pop operational workflowsIntelligent campaigns telemetry analytics

🎁 Free Tier Advantage: Free forever tier with core functionality

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ScrollPop Pro

A premium MarTech analytics gateway fully optimized for custom B2B campaign workflows.

Automated scrollpop pro operational workflowsIntelligent campaigns telemetry analytics

🎁 Free Tier Advantage: Free forever tier with core functionality

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Sp

Split Variant Experimenter

A premium MarTech analytics gateway fully optimized for custom B2B campaign workflows.

Automated split variant experimenter operational workflowsIntelligent campaigns telemetry analytics

🎁 Free Tier Advantage: Core tracking nodes for automated split variant experimenter operational workflows

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Gt

GTMFeedback

A premium MarTech analytics gateway fully optimized for custom B2B campaign workflows.

Automated gtmfeedback operational workflowsIntelligent campaigns telemetry analytics

🎁 Free Tier Advantage: Core tracking nodes for automated gtmfeedback operational workflows

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Gt

GTMScroll

A premium MarTech analytics gateway fully optimized for custom B2B campaign workflows.

Automated gtmscroll operational workflowsIntelligent campaigns telemetry analytics

🎁 Free Tier Advantage: Core tracking nodes for automated gtmscroll operational workflows

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Su

SurveyPop Pro

A premium MarTech analytics gateway fully optimized for custom B2B campaign workflows.

Automated surveypop pro operational workflowsIntelligent campaigns telemetry analytics

🎁 Free Tier Advantage: Free forever tier with core functionality

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Smart Scroll Pop

A premium MarTech analytics gateway fully optimized for custom B2B campaign workflows.

Automated smart scroll pop operational workflowsIntelligent campaigns telemetry analytics

🎁 Free Tier Advantage: Free forever tier with core functionality

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Ex

ExitIntent Variant Experimenter

A premium MarTech analytics gateway fully optimized for custom B2B campaign workflows.

Automated exitintent variant experimenter operational workflowsIntelligent campaigns telemetry analytics

🎁 Free Tier Advantage: Core tracking nodes for automated exitintent variant experimenter operational workflows

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Pa

PageBounce Pro

A premium MarTech analytics gateway fully optimized for custom B2B campaign workflows.

Automated pagebounce pro operational workflowsIntelligent campaigns telemetry analytics

🎁 Free Tier Advantage: Free forever tier with core functionality

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Split Variant Builder

A premium MarTech analytics gateway fully optimized for custom B2B campaign workflows.

Automated split variant builder operational workflowsIntelligent campaigns telemetry analytics

🎁 Free Tier Advantage: Free forever tier with core functionality

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Ex

ExitIntent Scroll Pop

A premium MarTech analytics gateway fully optimized for custom B2B campaign workflows.

Automated exitintent scroll pop operational workflowsIntelligent campaigns telemetry analytics

🎁 Free Tier Advantage: Free forever tier with core functionality

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Ex

ExitIntent Survey Recorder

A premium MarTech analytics gateway fully optimized for custom B2B campaign workflows.

Automated exitintent survey recorder operational workflowsIntelligent campaigns telemetry analytics

🎁 Free Tier Advantage: Free forever tier with core functionality

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TR

Trig Test

A next-generation platform for a/b testing optimized for high-velocity marketing pipelines.

A/B TestingDynamic A/B Split Testing EngineSession Playbacks & UX Heatmap Generator

🎁 Free Tier Advantage: Dynamic A/B Split Testing Engine

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SP

Splithub

A next-generation platform for a/b testing optimized for high-velocity marketing pipelines.

A/B TestingDynamic A/B Split Testing EngineDynamic Form Field Drop-off Trackers

🎁 Free Tier Advantage: Dynamic A/B Split Testing Engine

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Important: Limitations of Free Plan Software

Free subscription options are outstanding for bootstrapping creators and startups to validate products. However, keep in mind that free tiers typically feature strict caps on monthly volume limits (such as email send limits or monthly analytics visitor counts). When your business scales, upgrading to paid plans ensures you have full developer API keys, advanced custom reporting worksheets, and SLA priority support.