Which is cheaper, PropelAuth or Stack Auth?

Stack Auth is 3.1x cheaper than PropelAuth. PropelAuth starts at $0/mo, Stack Auth starts at $0/mo.

Does PropelAuth have a free tier?

Yes, PropelAuth offers a free tier with monthlyActiveUsers: 10000.

PropelAuth has significant switching cost. Stack Auth has drop-in switching cost. Stack Auth is easier to switch away from.

Auth

PropelAuth

B2B authentication with built-in organization management, RBAC, SAML SSO, and customizable UIs

Switching Cost: significant

Stack Auth

← More affordable

Open-source Auth0/Clerk alternative with managed hosting or free self-hosting, built for Next.js

Switching Cost: drop-in

Price sensitivity favors Stack Auth, which costs about 3.1x less than PropelAuth.

You'll notice different pricing structures: hybrid for PropelAuth versus per-seat for Stack Auth.

If budget is your primary constraint, Stack Auth is the clear winner with its more wallet-friendly pricing structure.

If budget is your primary constraint, Stack Auth is the clear winner with its more wallet-friendly pricing structure.

Price Difference

3.1x

Stack Auth is cheaper by $101/mo

Pricing Model

Different

Tools charge using different pricing philosophies

Switching Costs

Stack Auth

Lower switching costs for easier migration