Market Share by Top Websites

1 Rambler is leading in Top 1M Sites and The Entire Web.

2 Optimizely is leading in Top 10K Sites and Top 100K Sites.

Websites Categories

1 Rambler has better usage coverage in more websites categories. Including Arts & Entertainment, News & Media, Computers Electronics & Technology, Heavy Industry & Engineering and 16 other categories.

2 Optimizely is leading in Games, Finance, Adult and Gambling.


1 Optimizely is leading in most countries, including United States, United Kingdom, Canada, Germany and 143 other countries.

2 Rambler is leading in Russia, Ukraine, Belarus, Kazakhstan and 12 other countries.