Market Share by Top Websites

1 33across is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 Despite its recent growth, Optimizely is still behind 33across in all market share segments.

Websites Categories

1 33across has better usage coverage in more websites categories. Including Arts & Entertainment, Computers Electronics & Technology, Science & Education, News & Media and 19 other categories.

2 Optimizely is leading in Business & Consumer Services.


1 33across is leading in most countries, including United States, France, Brazil, Indonesia and 203 other countries.

2 Optimizely is leading in Ukraine, Japan, Belarus, Iceland and 3 other countries.