
Pros
Cons
Free
No reviews yet. Be the first to review Firebase Authentication!
Top alternatives based on features, pricing, and user needs.

Identity platform for developers

Open-source identity infrastructure

Authentication infrastructure for developers

Open-source authentication infrastructure

Open-source authentication with passkeys
Open-source identity management

The identity layer for every SaaS entry point, securing access and enabling AI integration.
Yes, Firebase Auth is free for up to 50,000 monthly active users for most auth methods. Phone auth has separate pricing.
Firebase supports email/password, phone, Google, Apple, Facebook, Twitter, GitHub, and anonymous auth.
Source: firebase.google.com