1
UpSellit is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.
2
In terms of market share, Flattr Button is clearly lagging behind, losing to UpSellit in all segments.
1
UpSellit has better usage coverage in more websites categories. Including Computers Electronics & Technology, Lifestyle, Health, Finance and 14 other categories.
2
Flattr Button is leading in Arts & Entertainment, Games, Reference Materials, Science & Education and 2 other categories.
1
UpSellit is leading in most countries, including United States, United Kingdom, Australia, Canada and 64 other countries.
2
Flattr Button is leading in Germany, France, Austria, Switzerland and 35 other countries.