ID me
355 websites

ID me offers both free and paid options

https://www.id.me/

ID.me simplifies how individuals securely prove and share their identity online.

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Twitter Login
3,587 websites

Twitter Login is free to use

https://dev.twitter.com/web/sign-in

Place a button on your site or application which allows Twitter users to enjoy the benefits of a registered user account in as little as one click. Works on websites, iOS, mobile and desktop applications.

Market Share by Top Websites

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

2 In terms of market share, ID me is clearly lagging behind, losing to Twitter Login in all segments.

Websites Categories

1 Twitter Login has better usage coverage in more websites categories. Including Computers Electronics & Technology, Science & Education, Games, Travel & Tourism and 19 other categories.

2 ID me is leading in Vehicles.

Geography

1 Twitter Login is leading in most countries, including United States, India, United Kingdom, Germany and 113 other countries.

2 ID me is leading in Qatar.