Market Share by Top Websites

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

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

Websites Categories

1 Centro has better usage coverage in more websites categories. Including Vehicles, Science & Education, Sports, Health and 15 other categories.

2 FLoC is leading in Food & Drink, Lifestyle, E-commerce & Shopping and Reference Materials.


1 Centro is leading in most countries, including United States, Canada, India, Brazil and 25 other countries.

2 FLoC is leading in Japan, United Kingdom, Belgium, Greece and 3 other countries.