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, Arts & Entertainment, Autos & Vehicles, News & Media and 61 other categories.

2 Optimatic is leading in Games, Online, Video Games, Marketing & Advertising and 16 other categories.


1 Optimatic is leading in most countries, including United States, Argentina, Peru, United Kingdom and 21 other countries.

2 AdSide is leading in India, Brazil, Germany, Bangladesh and 11 other countries.