Clerk
Clerk is a hosted authentication and user-management service with prebuilt sign-in components.
Free tierfrom $25/moVerified
Our verdict
Drop-in authentication and user management with prebuilt sign-in components and a large free allowance. The fastest way to add polished auth to a React app.
Best for
- ✓ Polished sign-in UI fast
- ✓ Next.js and React apps
- ✓ B2B features like organizations
Watch out for
- ! Per-user pricing beyond the included monthly retained users
Pricing
Read from the official pricing page. Prices in USD; always confirm on the vendor's site.
| Plan | Price | Details |
|---|---|---|
| Hobby | Free | 50,000 monthly retained users (MRUs) per app |
| Pro | $25/mo | $25/mo monthly or $20/mo billed annually; 50,000 MRUs per app included, then $0.02 down to $0.012 per MRU by volume |
| Business | $300/mo | $300/mo monthly or $250/mo billed annually; same MRU overage tiers as Pro |
| Enterprise | Custom | Custom, annual only. Check site. |