Market Share by Top Websites

1 OpenID is leading in The Entire Web.

2 Google+ Sign-In Button is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.

Websites Categories

1 OpenID has better usage coverage in more websites categories. Including Science & Education, Community & Society, Arts & Entertainment, Computers Electronics & Technology and 19 other categories.

2 Google+ Sign-In Button is leading in Business & Consumer Services.

Geography

1 OpenID is leading in most countries, including United States, United Kingdom, Indonesia, Spain and 149 other countries.

2 Google+ Sign-In Button is leading in Nigeria, Rwanda, Benin, Somalia and one other country.