OK Sign-in

Category - Social login

OK Sign-In is an authentication system that reduces the burden of login for users, by enabling them to sign in with their OK account.


We have discovered  905 live websites   that are using OK Sign-in.

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Technology usage statistics

Websites using OK Sign-in905 websites
Most popular in the country Russia
Market position in Social login#22
Market penetration in Social login<0.1%

Technology adoption

Recent changes in OK Sign-in usage. (See OK Sign-in Usage Changes report)
Websites that added OK Sign-in+128
Websites that dropped OK Sign-in-19

OK Sign-in usage distribution by website rank

The correlation between utilization of OK Sign-in technology and the relative popularity of websites

Geographical Distribution

Technology usage distribution by websites across the globe.



Websites utilizing OK Sign-in

Top websites that use OK Sign-in
DomainCountryRankContacts
www.webnames.ru Russia14,329
www.host-food.ru Russia78,451
cloudparser.ru Russia78,874
youla.ru Russia80,552
teamo.ru Russia117,536
loveplanet.ru Russia117,574
See full domain list

Alternative Technologies


Facebook SDK: Total 2,089,008 domains found using Facebook SDK
Google Sign-in: Total 173,781 domains found using Google Sign-in
Facebook Sign-in: Total 89,465 domains found using Facebook Sign-in
Apple Sign-in: Total 10,064 domains found using Apple Sign-in
VKontakte Sign-in: Total 8,478 domains found using VKontakte Sign-in
ID.me: Total 8,324 domains found using ID.me
OneAll: Total 6,449 domains found using OneAll
uLogin: Total 5,665 domains found using uLogin
Auth0: Total 5,268 domains found using Auth0
Login with Amazon: Total 5,085 domains found using Login with Amazon