⚡ Authentication in Austria

Authentication services enable developers to integrate third-party authentication into their websites and applications, allowing users to sign in with accounts from identity providers such as Google, Facebook, Apple, Microsoft, and Discord.

Austria is a Central European country with a population of over 9 million people.

According to our statistics, authentication services are detected on 0.5% of websites from Austria.

⭐ Most Popular in 2026

The following chart shows the top authentication services in Austria in 2026, based on market share.

The most popular is Google Identity with an impressive share of 30.1%, followed by Keycloak with 13.5% and Google Sign-In with 12%.

Google Identity 30.1%
Keycloak 13.5%
Google Sign-In 12%
Sign In with Apple 8.3%
Auth0 8.3%
Facebook Login 8.3%
Amazon Cognito 7.5%
Microsoft Identity Platform 6%
Auth.js 5.3%
Firebase Authentication 4.5%
Shibboleth 2.3%
Microsoft Entra ID 1.5%
Supabase 1.5%
Sign In with LinkedIn 0.8%

🚀 Highlights

Here is a list of the top services that are more popular in Austria than worldwide.
Differences between global and country rankings are shown in parentheses.

2. Keycloak ^(-7)
4. Sign In with Apple ^(-1)
7. Amazon Cognito ^(-1)
9. Auth.js ^(-5)
11. Shibboleth ^(-7)
12. Microsoft Entra ID ^(-1)
14. Sign In with LinkedIn ^(-2)

✨ Best Authentication Services

Below is a more detailed list of 14 authentication services used on sites from Austria, ranked by their market share.

Rank	Name	Market share
1	Google Identity Mountain View, California, United States A suite of services and APIs from Google that handles user sign-up, sign-in, and authorization across web and mobile apps. Free	30.1%
2	Keycloak San Francisco, California, United States An open-source identity and access management solution that provides user federation, strong authentication, user management, fine-grained authorization, and more. FreeOpen source	13.5%
3	Google Sign-In Mountain View, California, United States A deprecated JavaScript library that has been superseded by Google Identity Services for Web. FreeLegacy	12%
4	Sign In with Apple Cupertino, California, United States A service provided by Apple that allows users to sign in to apps and websites using their Apple IDs. $99/year	8.3%
5	Auth0 San Francisco, California, United States A cloud-based identity and authentication management platform that allows developers to add authentication to their applications. Free$35+/month	8.3%
6	Facebook Login Menlo Park, California, United States A convenient way for Facebook's billions of global users to log into your app or website. Free	8.3%
7	Amazon Cognito Seattle, Washington, United States A user identity service by Amazon Web Services that lets you add user sign-up, sign-in, and access control to your web and mobile apps. Free tier$$$	7.5%
8	Microsoft Identity Platform Redmond, Washington, United States A cloud identity service that allows your users and customers to sign in to your applications using their Microsoft identities or social accounts. Free$6+/user/month	6%
9	Auth.js San Francisco, California, United States An open-source authentication solution that integrates with Next.js, Nuxt, Qwik, and other modern JavaScript frameworks to handle user sign-in, session management, and access control. FreeOpen source	5.3%
10	Firebase Authentication Mountain View, California, United States A backend authentication service that enables applications to sign in users using email and password, third-party identity providers, email links, and phone numbers. Free tier$$$	4.5%
11	Shibboleth Bristol, United Kingdom A SAML-based single sign-on web application that is widely used in academic organizations. FreeOpen source€2,750+/year	2.3%
12	Microsoft Entra ID Redmond, Washington, United States A cloud-based identity and access management solution. Free$6+/user/month	1.5%
13	Supabase Singapore An open-source backend-as-a-service platform based on PostgreSQL. FreeOpen source$25+/month	1.5%
14	Sign In with LinkedIn Mountain View, California, United States An authentication service that allows sites and applications to use the LinkedIn sign-in feature. Free	0.8%

👉 See Also

🌎 Authentication in other countries

Data is based on the analysis of 29,013 websites from Austria.
Statistics were last calculated on March 21, 2026.
For details, see our methodology and disclaimer.