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, SimilarWeb Traffic Sources 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 182 other categories.

2 SimilarWeb Traffic Sources is leading in Customer Service.


1 Flattr Button is leading in most countries, including Germany, United States, France, United Kingdom and 126 other countries.

2 SimilarWeb Traffic Sources hasn't got a lead over Flattr Button in any country.