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Firebase Auth vs Supabase Auth

Firebase Auth and Supabase Auth are both auth tools. Firebase Auth: Google auth service with email phone social and anonymous sign-in methods Supabase Auth: PostgreSQL-native auth with row-level security and social/email/phone login

Firebase Auth logo

Firebase Auth

Google auth service with email phone social and anonymous sign-in methods

Category
Auth
Subcategory
Auth Provider
Pricing
Free (50K MAU) / Pay-as-you-go
Tier
free
authauth provider
Supabase Auth logo

Supabase Auth

PostgreSQL-native auth with row-level security and social/email/phone login

Category
Auth
Subcategory
Auth Provider
Pricing
Free (50K MAU) / Pro $25/mo
Tier
free
authauth provider

Key differences

DimensionFirebase AuthSupabase Auth
PricingFree (50K MAU) / Pay-as-you-goFree (50K MAU) / Pro $25/mo

Choose Firebase Auth if...

  • Firebase Auth fits your specific workflow and team preferences

Choose Supabase Auth if...

  • Supabase Auth fits your specific workflow and team preferences

Community pros and cons

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Frequently asked questions

Is Firebase Auth or Supabase Auth better for beginners?
Both tools are accessible. Firebase Auth and Supabase Auth are similar in approachability — try both and see which workflow clicks.
Which is cheaper, Firebase Auth or Supabase Auth?
Both have a free pricing model. Firebase Auth: Free (50K MAU) / Pay-as-you-go. Supabase Auth: Free (50K MAU) / Pro $25/mo. Compare their specific plans to find the best value.
Can I use Firebase Auth and Supabase Auth together?
Firebase Auth and Supabase Auth serve similar roles, so most teams pick one. However, some developers prototype in one and build production code in the other.

Verdict

Both Firebase Auth and Supabase Auth are strong auth options. Your choice depends on pricing preferences, platform requirements, and workflow fit.

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