Market Share by Top Websites

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

2 Despite its recent growth, Qualifio is still behind Usabilla in all market share segments.

Websites Categories

1 Usabilla has better usage coverage in more websites categories. Including Business & Industry, Real Estate, Shopping, Games and 99 other categories.

2 Qualifio is leading in Music & Audio, Magazines & E-Zines, Newspapers, TV & Video and 7 other categories.


1 Usabilla is leading in most countries, including United States, Netherlands, Canada, United Kingdom and 78 other countries.

2 Qualifio is leading in France.