Market Share by Top Websites

1 UpSellit is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.

2 In terms of market share, Quantcast Widget is clearly lagging behind, losing to UpSellit in all segments.

Websites Categories

1 Quantcast Widget has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, Internet & Telecom, News & Media and 95 other categories.

2 UpSellit is leading in Shopping, Adult, Finance, Health and 67 other categories.


1 UpSellit is leading in most countries, including United States, Canada, Australia, Germany and 46 other countries.

2 Quantcast Widget is leading in Russia, India, Spain, Indonesia and 30 other countries.