Auth0 vs Proton vs Supabase
| Attribute | |||
|---|---|---|---|
| Category | Identity & Access Management | Email & Messaging Marketing | Data & Databases |
| Pricing | Free tier | Free tier | Free tier |
| Starting price | $35/month | $0/month | $25/month |
| Free tier | Yes | Yes | Yes |
| Free trial | Yes | Yes | No |
| Deployment | Cloud | — | Cloud |
| API available | Unknown | Unknown | Unknown |
| Platforms | — | — | — |
| Certifications | — | — | — |
| Integrations | — | — | 2 |
| Company | Founded 2013 | Founded 1983 | Founded 2020 |
| Feature attributes | |||
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Unknown values show as “Unknown”/“—”. Nothing is inferred — see each tool page for sources.