Authentication & User Management
Auth0 Pricing Explained: Tiers, Limits & Hidden Costs
- Starting price
- $35/mo (B2C) / Custom (B2B)
- Pricing model
- Per Monthly Active User (MAU)
- Free tier
- Free for up to 7,500 active users
Auth0 plans and limits
| Tier | What you get |
|---|---|
| Free | Free for up to 7,500 active users |
| Paid entry point | $35/mo (B2C) / Custom (B2B) |
| How the bill grows | Per Monthly Active User (MAU) |
| Self-hosted | Not available |
Hidden costs to budget for
- Enterprise B2B add-ons (Enterprise SSO, custom domain) are extremely costly
- Pricing scales aggressively as user base expands
What Auth0 costs as you grow
For indie hackers and Next.js applications under 10k users, Clerk is 100% free with superior UI, while Auth0 charges heavily for custom domains and organization tiers.
Auth0 vs ClerkAuth0 free covers 7,500 users and then bills per MAU plus add-ons such as custom domains and enterprise SSO. SuperTokens self-hosted has no per-user cost at all; you pay a server and an engineer's time.
Auth0 vs SuperTokensCheaper alternatives to Auth0
Auth0 pricing: FAQ
How much does Auth0 cost?
Okta Auth0 uses per Monthly Active User (MAU) pricing. Paid usage starts at $35/mo (B2C) / Custom (B2B).
Does Auth0 have a free tier?
Free for up to 7,500 active users.
What are the hidden costs of Auth0?
Enterprise B2B add-ons (Enterprise SSO, custom domain) are extremely costly. Pricing scales aggressively as user base expands.
What are cheaper alternatives to Auth0?
Keycloak ($0 (Free Self-Hosted)), SuperTokens ($0 (self-hosted) or free Cloud up to 5,000 MAU), Clerk ($25/mo), Kinde ($25/mo (Pro)).