Here are success stories of some Firebase Authentication integrations:

## Case Studies

### Fabulous

[![Fabulous case study](https://firebase.google.com/static/docs/auth/case-studies/fabulous.png)](https://firebase.google.com/static/docs/auth/case-studies/fabulous.pdf)

[Fabulous](https://play.google.com/store/apps/details?id=co.thefabulous.app)implemented Firebase Authentication in one afternoon, making use of anonymous authentication, email and password based sign-in, Google Sign-in, and Facebook Login.

### Rave

[![Rave case study](https://firebase.google.com/static/docs/auth/case-studies/rave.png)](https://firebase.google.com/static/docs/auth/case-studies/rave.pdf)

Rave ([iOS](https://itunes.apple.com/us/app/wemesh/id929775122),[Android](https://play.google.com/store/apps/details?id=com.wemesh.android)) was able to implement Firebase Authentication in one to two days on the client and in one hour on the server. This allowed Rave to quickly set up and run a multi-platform login system.

## Featured Apps

![Kwaver](https://firebase.google.com/static/docs/auth/case-studies/kwaver-icon.jpg)

**Kwaver Music**: "The new version of Auth has allowed us to handle multiple social providers with ease! Linking accounts together has never been so simple." ---⁠James Zammit, VP of Engineering  
![reebee](https://lh3.googleusercontent.com/GB71WaSxFw-MJBKuLzToOaROx-FT5tuqTNdfel1DZ2nvlkxGfrNTNErnkYy0VTn8R9Y=w300-rw)

**reebee** ([Android](https://play.google.com/store/apps/details?id=com.reebee.reebee "reebee"),[iOS](https://itunes.apple.com/ca/app/reebee/id558297215)): "The super exciting part is that we have been able to primarily focus on implementing our next set of features that build off of user authentication." ---⁠Michal Martyniak, Co-Founder