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, Questback 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 184 other categories.

2 Questback is leading in Science, Social Sciences, File Sharing, Catering and 3 other categories.


1 Rocket Fuel is leading in most countries, including Japan, United States, United Kingdom, Germany and 123 other countries.

2 Questback is leading in Sweden, Norway, Niue, Tonga and 4 other countries.