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

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

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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

Full profile Visit site →

Key differences

Dimension	Firebase Auth	Supabase Auth
Pricing	Free (50K MAU) / Pay-as-you-go	Free (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

Trade-offs at a glance

Derived from each tool's pricing tier, category, and tags.

Firebase Auth

Pros

Lower pricing barrier for trying it early.

Supabase Auth

Pros

Lower pricing barrier for trying it early.

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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Other Auth tools

Firebase Auth vs Supabase Auth

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

Full profile Visit site →

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

Full profile Visit site →

Dimension

Firebase Auth

Supabase Auth

Pricing

Free (50K MAU) / Pay-as-you-go

Free (50K MAU) / Pro $25/mo

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.