Market Share by Top Websites

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

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

Websites Categories

1 PubMatic has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, News & Media, Computer & Electronics and 189 other categories.

2 Tailsweep is leading in Science, Social Sciences, Marketing & Advertising, Scouting and 6 other categories.


1 PubMatic is leading in most countries, including United States, India, Brazil, Spain and 129 other countries.

2 Tailsweep is leading in Sweden, Finland, Norway, Malta and 6 other countries.