Google Optimize
trend
61,639 websites

Google Optimize offers both free and paid options

https://www.google.com/analytics/optimize/

Google Optimize is an A/B testing and experimentation platform that integrates directly into Google Analytics.

VS

Optimizely
trend
185,551 websites

Optimizely offers both free and paid options

http://www.optimizely.com/

Simple, fast, and powerful. Optimizely is a dramatically easier way for you to improve your website through A/B testing. Create an experiment in minutes with our easy-to-use visual interface with absolutely no coding or engineering required...

Market Share by Top Websites

1 Optimizely is leading in Top 10K Sites, Top 100K Sites and The Entire Web.

2 Google Optimize is leading in Top 1M Sites.

Websites Categories

1 Optimizely has better usage coverage in more websites categories. Including Games, Arts & Entertainment, Computers Electronics & Technology, Vehicles and 19 other categories.

2 Google Optimize is leading in Heavy Industry & Engineering.

Geography

1 Optimizely is leading in most countries, including United States, United Kingdom, Canada, Germany and 153 other countries.

2 Google Optimize is leading in Slovakia, Iran, Malawi and Turkmenistan.