Pick Auth0 if
app teams who will stay on Free at $0 (25,000 MAU) while they open a first Users list, then buy B2C Essentials at $35 / month (500 MAU) or B2C Professional at $240 / month.
Read the Auth0 pageAuth0 vs Kinde
Our take
Pick Auth0 if app teams who will stay on Free at $0 (25,000 MAU) while they open a first Users list, then buy B2C Essentials at $35 / month (500 MAU) or B2C Professional at $240 / month. Pick Kinde if product teams who will stay on Free at $0 (10,500 MAU, 5 orgs, 10 flags) while they connect a first app, then buy Pro at $25 / month when they need uncapped MAU and API keys.
Kinde
hosted auth-plus-billing desk
Best for
Auth0 Identities you triage at $0
Kinde Users, orgs, and billing you start at $0
Free plan
Auth0 $0 · / month. Up to 25,000 MAU. 1 custom domain. 5 Organizations. 1 Enterprise Connection. Passwordless. Community support. No card
Kinde $0 · forever. No card. 10,500 MAU. 5 MAO. 10 feature flags. Email / social / MFA. Billing at 0.7% per transaction
Lowest paid
Auth0 B2C Essentials $35
Kinde SMS $0.07
Next step up
Auth0 B2B Essentials from $150
Kinde Pro $25
Runs where
Auth0 Hosted
Kinde Hosted
Watch out
Auth0 Free caps at 25,000 MAU
Kinde Free is 10,500 MAU and 5 orgs
Last checked
Auth0 2026-10-23 · auth0.com/pricing
Kinde 2026-10-23 · kinde.com/pricing
Which one, then?
Pick Kinde if
product teams who will stay on Free at $0 (10,500 MAU, 5 orgs, 10 flags) while they connect a first app, then buy Pro at $25 / month when they need uncapped MAU and API keys.
Read the Kinde page