Auth0 vs Supabase: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for Auth0 and Supabase side by side. This page compares data; it is not a hands-on review.
On the data: On the data below, Supabase leads on lower entry price. We do not name an overall winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Auth0
Identity platform for developers
Best for you if:
- • You want easy integration
Supabase
Open source Firebase alternative
Best for you if:
- • You want full PostgreSQL access
| At a Glance | Auth0 | Supabase |
|---|---|---|
Starts at | Free plan, paid from $35/mo, billed monthly Essentials plan | Free plan, paid from $25/mo, billed monthly Pro plan |
Category | Identity & Access Security | Data & Databases Low-Code Backend |
Rating | 4.5/5 G2 4.3 · Capterra 4.7 424 reviews | 4.6/5 G2 4.6 · Capterra 5.0 233 reviews |
Free plan | Yes | Yes |
Watch out for | Overage pricing at $0.07/MAU applies per user beyond the base limit. | Free projects pause after 7 days of inactivity: your app goes offline until someone visits it again. Not suitable for any production use, only for development and demos |
Choose Auth0 or Supabase?
Choose Auth0 if
- You want easy integration
- You want many features
- You work in identity & access, not data & databases
Choose Supabase if
- You want full PostgreSQL access
- You want generous free tier
- Budget matters ($25/mo, billed monthly vs $35/mo, billed monthly)
- You work in data & databases, not identity & access
In-Depth Analysis
Auth0
Identity platform for developers
Auth0's free tier at 25,000 MAUs is the most generous in the identity space, far ahead of Firebase Auth (free at 50K MAUs but with fewer features) and Clerk (500 MAUs free).
Watch out
Overage pricing at $0.07/MAU applies per user beyond the base limit.
Strengths
- Pro: Easy integration
- Pro: Many features
- Pro: Great docs
Weaknesses
- Con: Expensive at scale
- Con: Complex pricing
Key features
Supabase
Open source Firebase alternative
Supabase is the open-source Firebase alternative that developers actually want to use, Postgres database, authentication, storage, edge functions, and real-time subscriptions in one platform.
Watch out
Free projects pause after 7 days of inactivity: your app goes offline until someone visits it again. Not suitable for any production use, only for development and demos
Strengths
- Pro: Full PostgreSQL access
- Pro: Generous free tier
- Pro: Open-source and self-hostable
- Pro: Great developer experience
Weaknesses
- Con: Projects pause on free tier
- Con: Smaller ecosystem than Firebase
- Con: Less mature than alternatives
Key features
Plans and prices: Auth0 vs Supabase
| Tool | Plans and prices | Source |
|---|---|---|
| Auth0 |
| auth0.com/pricing read Oct 31, 2026 |
| Supabase |
| supabase.com/pricing read Nov 1, 2026 |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on Auth0 pricing and Supabase pricing.
Key Takeaways
Auth0
- Choose if you want identity platform for developers
Supabase
- Lower entry price: $25/mo, billed monthly vs $35/mo, billed monthly
What the data shows
On the data below, Supabase leads on lower entry price. We do not name an overall winner for this pair.
- User ratings are within 0.2 points (4.5/5 from 424 reviews for Auth0, 4.6/5 from 233 reviews for Supabase).
- Supabase has the lower entry price: $25/mo, billed monthly (Pro) against $35/mo, billed monthly (Essentials) for Auth0.
- Both have a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do Auth0 and Supabase compare in 2026?
On the data below, Supabase leads on lower entry price. We do not name an overall winner for this pair. User ratings are within 0.2 points (4.5/5 from 424 reviews for Auth0, 4.6/5 from 233 reviews for Supabase). Supabase has the lower entry price: $25/mo, billed monthly (Pro) against $35/mo, billed monthly (Essentials) for Auth0. Both have a free plan.
What are Auth0 and Supabase used for?
Auth0: Identity platform for developers. Supabase: Open source Firebase alternative.
What does Auth0 cost vs Supabase?
Auth0's cheapest paid plan is Essentials at $35/mo, billed monthly; it also has a free plan. Supabase's cheapest paid plan is Pro at $25/mo, billed monthly; it also has a free plan. Prices read on the vendors' pricing pages, latest check Nov 1, 2026.
What's the main difference between Auth0 and Supabase?
Auth0's main strength: easy integration. Supabase's main strength: full PostgreSQL access.