Market Share by Top Websites

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

2 In terms of market share, w3roi is clearly lagging behind, losing to DoubleVerify in all segments.

Websites Categories

1 DoubleVerify has better usage coverage in more websites categories. Including Computer & Electronics, News & Media, Software, Technology News and 88 other categories.

2 w3roi is leading in Education, Products & Shopping, Online Marketing, Telecommunications and 6 other categories.


1 DoubleVerify is leading in most countries, including United States, United Kingdom, India, Spain and 49 other countries.

2 w3roi is leading in China, Taiwan, Azerbaijan, Hong Kong and one other country.