Ranked by price
Best Auth & Identity Providers by Price
6 providers ranked at 4 usage levels. Costs calculated from published pricing — updated Mar 4, 2026.
Hobby
500 MAUTop pickAuth0—$0/moFree tier
| # | Provider | Monthly Cost | Free Tier |
|---|---|---|---|
| 1 | Auth0 | $0/mo | Yes |
| 2 | Clerk | $0/mo | Yes |
| 3 | Firebase Auth | $0/mo | Yes |
| 4 | Supabase Auth | $0/mo | Yes |
| 5 | WorkOS | $0/mo | Yes |
| 6 | Kinde | $0/mo | Yes |
Startup
5K MAUTop pickAuth0—$0/moFree tier
| # | Provider | Monthly Cost | Free Tier |
|---|---|---|---|
| 1 | Auth0 | $0/mo | Yes |
| 2 | Clerk | $0/mo | Yes |
| 3 | Firebase Auth | $0/mo | Yes |
| 4 | Supabase Auth | $0/mo | Yes |
| 5 | WorkOS | $0/mo | Yes |
| 6 | Kinde | $0/mo | Yes |
Scale
50K MAUTop pickAuth0—$0/moFree tier
| # | Provider | Monthly Cost | Free Tier |
|---|---|---|---|
| 1 | Auth0 | $0/mo | Yes |
| 2 | Clerk | $0/mo | Yes |
| 3 | Firebase Auth | $0/mo | Yes |
| 4 | Supabase Auth | $0/mo | Yes |
| 5 | WorkOS | $0/mo | Yes |
| 6 | Kinde | $0/mo | Yes |
Enterprise
500K MAUTop pickAuth0—$0/moFree tier
| # | Provider | Monthly Cost | Free Tier |
|---|---|---|---|
| 1 | Auth0 | $0/mo | Yes |
| 2 | Clerk | $0/mo | Yes |
| 3 | Firebase Auth | $0/mo | Yes |
| 4 | Supabase Auth | $0/mo | Yes |
| 5 | WorkOS | $0/mo | Yes |
| 6 | Kinde | $0/mo | Yes |
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