Market Share by Top Websites

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

2 Despite its recent growth, Refined Labs is still behind GroupM Server 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 48 other categories.

2 Refined Labs is leading in Autos & Vehicles, Car Rentals, Travel, Photography and 20 other categories.


1 Refined Labs is leading in most countries, including Germany, Austria, Russia, Brazil and 20 other countries.

2 GroupM Server is leading in Poland, Denmark, Spain, United States and 19 other countries.