Google Optimize Legacy was a free A/B testing and personalization tool that has been discontinued. If you need a modern platform to run experiments, multivariate tests, feature‑flag rollouts, and personalized experiences with robust analytics, here are 20 leading alternatives to consider.
Get targeted exposure with custom position pinning and highlighted placement.
Enterprise‑grade experimentation platform offering A/B, multivariate, and personalization with real‑time analytics and server‑side testing.
All‑in‑one conversion optimization suite with A/B testing, split URL testing, heatmaps, and on‑page personalization.
Part of Adobe Experience Cloud; provides AI‑driven A/B, multivariate, and automated personalization for web and mobile.
Privacy‑focused A/B testing platform with robust segmentation, visual editor, and server‑side testing for SaaS and e‑commerce.
Full‑stack experimentation suite offering A/B testing, UI/UX personalization, and feature flagging with no‑code editor.
Open‑source feature flagging and experimentation platform that can be self‑hosted or run in the cloud.
Feature‑flag management combined with robust A/B testing and data analytics for product teams.
Industry‑leading feature flag service that includes experimentation, targeting, and rollout analytics.
AI‑powered experimentation and personalization platform for web, mobile, and server‑side testing.
Server‑side A/B testing and personalization solution that works without JavaScript, ideal for high‑traffic sites.
Personalization and testing platform focused on e‑commerce, offering AI‑driven product recommendations and A/B testing.
Conversion rate optimization suite with A/B testing, heatmaps, funnel analysis, and on‑page personalization.
Freshworks’ marketing automation tool that includes A/B testing, funnel analysis, and email personalization.
Heatmap and scroll‑map tool that also provides simple A/B testing and visual editor for quick experiments.
Landing‑page builder with built‑in A/B testing, dynamic text replacement, and conversion analytics.
Landing‑page platform offering A/B testing, personalization, and collaboration tools for marketers.
Customer personalization platform that includes A/B testing, product recommendations, and omnichannel targeting.
Digital experience platform delivering A/B testing, personalization, and journey orchestration for enterprise brands.
Real‑time personalization engine (now part of Salesforce) with A/B testing and AI‑driven product recommendations.