Market Share by Top Websites

1 Centro 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 Centro in all segments.

Websites Categories

1 Centro has better usage coverage in more websites categories. Including News & Media, Business & Industry, Travel, Career & Education and 81 other categories.

2 AdSide is leading in People & Society, Arts & Entertainment, Music & Audio, Sports and 24 other categories.


1 Centro is leading in most countries, including United States, Canada, United Kingdom, France and 24 other countries.

2 AdSide is leading in India, Pakistan, Philippines, Russia and 9 other countries.