Market Share by Top Websites

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

2 In terms of market share, WhosOn is clearly lagging behind, losing to Rocket Fuel in all segments.

Websites Categories

1 Rocket Fuel has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, Shopping, Travel and 145 other categories.

2 WhosOn is leading in Software, Home & Garden, Construction & Maintenance, Telecommunications and 29 other categories.


1 Rocket Fuel is leading in most countries, including United States, Japan, United Kingdom, Germany and 94 other countries.

2 WhosOn is leading in Ireland, Gibraltar, Latvia, Botswana and 9 other countries.