Market Share by Top Websites

1 CheckM8 is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 Despite its recent growth, GroupM Server is still behind CheckM8 in all market share segments.

Websites Categories

1 GroupM Server has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Business & Industry, Internet & Telecom and 44 other categories.

2 CheckM8 is leading in News & Media, Finance, Travel, Financial Management and 35 other categories.


1 CheckM8 is leading in most countries, including United States, Japan, United Kingdom, India and 52 other countries.

2 GroupM Server is leading in Poland, Germany, Denmark, Spain and 14 other countries.