Market Share by Top Websites

1 IFDO is leading in Top 1M Sites and The Entire Web.

2 Custobar is leading in Top 10K Sites and Top 100K Sites.

Websites Categories

1 IFDO has better usage coverage in more websites categories. Including E-commerce & Shopping, Lifestyle, Jobs & Career, Computers Electronics & Technology and 9 other categories.

2 Custobar is leading in Food & Drink, Sports, Home & Garden, Health and 7 other categories.


1 Custobar is leading in most countries, including Finland, Belgium, Sweden, Netherlands and 19 other countries.

2 IFDO is leading in South Korea, United States, Taiwan, Hong Kong and 8 other countries.