Cost / License
- Freemium
- Open Source
Application type
Platforms
- Self-Hosted
- Software as a Service (SaaS)



Sites and apps similar to Optimizely include Synthetiq, which is free. Other options are Spyglass360 , Keak, Smartlook and Blazeway. You're spoiled for choice with A/B Testing Tools like Optimizely: we list more than 50 alternatives for self-hosting, Windows, Mac, Linux and Android.



Engauge lets you optimize your web app for converion rate and user enjoyment. Improving these metrics is critical to getting the most value from your users, while giving them the most in return.

Combines website heatmaps revealing user clicks, session recordings for visitor navigation insights, SEO monitoring with tracking of key indicators, conversion funnel analysis for user paths, and pop-up forms to gather leads and feedback in one CRO-focused platform.




CustomFit.ai automatically personalizes website content and enables no-code A/B testing to improve conversions without developer effort.




A lightweight feature flag platform built for developers who want speed, safety, and full control. Toggle features instantly, roll out gradually, and release without redeploys — all with a simple, developer-first workflow.




Maya.ai powered by Crayon Data is a personalization platform that works on behavioural science and helps you to understand your customer’s choices. This allows you to send them curated offers according to their taste which will eventually lead to an increase in sales.



Feature Flag as a Service - Separate code deployments from feature releases to speed up development cycles, mitigate risks and release safely.




Conversion Monitor is a new and powerful tool to analyze your visitor's behavior and increase your conversion rate. Split your traffic by dozens of dimensions, and display them in easy to understand funnels.




BEYABLE is a SaaS start-up that helps retailers and brands find digital solutions to increase conversions, margins, revenue, reduce bounce rate and cart abandonment by focusing on their existing website traffic.
Airdeploy is a complete feature flagging solution that Developers and Product Managers use to craft their new Web and Mobile features. Teams use Airdeploy APIs and dashboards to develop, test, optimize, and roll out their newest creations.



Molasses is a suite of software tools that enables your team to deploy code more frequently. Molasses offers a set of feature flag and A/B testing tools that allows your teams to ship code more often with fewer incidents.
Conversion marketing toolkit which helps convert more visitors and increase average order value with targeted widgets and website personalization.



