Google Optimize
51,384 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

VWO
48,923 websites

VWO offers both free and paid options

https://vwo.com/

Visual Website Optimizer is an Easy to use A/B testing tool that allows marketing professionals to create different versions of their websites and landing pages using a point-and-click editor and then see which version produces maximum conv...

Market Share by Top Websites

1 Google Optimize is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 In terms of market share, VWO is clearly lagging behind, losing to Google Optimize in all segments.

Websites Categories

1 VWO has better usage coverage in more websites categories. Including Computers Electronics & Technology, Business & Consumer Services, Finance, Health and 12 other categories.

2 Google Optimize is leading in Vehicles, Arts & Entertainment, Games, Home & Garden and 4 other categories.

Geography

1 VWO is leading in most countries, including United States, United Kingdom, Netherlands, Canada and 101 other countries.

2 Google Optimize is leading in Japan, Russia, Slovakia, China and 40 other countries.