Market Share by Top Websites

1 Optimatic is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.

2 In terms of market share, AdSide is clearly lagging behind, losing to Optimatic in all segments.

Websites Categories

1 AdSide has better usage coverage in more websites categories. Including People & Society, Autos & Vehicles, Arts & Entertainment, News & Media and 60 other categories.

2 Optimatic is leading in Games, Video Games, Online, Home & Garden and 5 other categories.


1 AdSide is leading in most countries, including India, Brazil, Philippines, Germany and 17 other countries.

2 Optimatic is leading in United States, United Kingdom, Israel, Canada and 6 other countries.