Market Share by Top Websites

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

2 In terms of market share, Trumba is clearly lagging behind, losing to Flattr Button in all segments.

Websites Categories

1 Flattr Button has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Computer & Electronics, Business & Industry and 160 other categories.

2 Trumba is leading in Career & Education, Education, Universities & Colleges, Law & Government and 18 other categories.


1 Flattr Button is leading in most countries, including Germany, France, United Kingdom, Sweden and 121 other countries.

2 Trumba is leading in United States, Canada, Singapore, Bermuda and 6 other countries.