For Startups
Replace Auth0 with Quantum-Safe Authentication
QuantumID gives you SSO, OIDC, MFA, and user management — all quantum-safe, EU-hosted, and without per-seat pricing.
0€
Per-seat cost
<5min
Setup time
∞
Users included
🇪🇺
EU hosted
The Problem with Traditional Auth
- solutions.startups.problem.p1
- solutions.startups.problem.p2
- solutions.startups.problem.p3
- solutions.startups.problem.p4
The QuantumID Advantage
- solutions.startups.solution.p1
- solutions.startups.solution.p2
- solutions.startups.solution.p3
- solutions.startups.solution.p4
Why Startups Choose QuantumID
Focus on your product, not authentication infrastructure.
solutions.startups.benefits.unlimited.title
solutions.startups.benefits.unlimited.desc
solutions.startups.benefits.fair.title
solutions.startups.benefits.fair.desc
solutions.startups.benefits.fast.title
solutions.startups.benefits.fast.desc
solutions.startups.benefits.secure.title
solutions.startups.benefits.secure.desc
solutions.startups.benefits.api.title
solutions.startups.benefits.api.desc
solutions.startups.benefits.global.title
solutions.startups.benefits.global.desc
QuantumID vs. Auth0
Feature comparison for common startup use cases.
| Feature | QuantumID | Auth0 | Keycloak |
|---|---|---|---|
| solutions.startups.comparison.rows.users | solutions.startups.comparison.values.unlimited | solutions.startups.comparison.values.perSeat | solutions.startups.comparison.values.free |
| solutions.startups.comparison.rows.pqc | |||
| solutions.startups.comparison.rows.hosting | solutions.startups.comparison.values.eu | solutions.startups.comparison.values.us | solutions.startups.comparison.values.selfHosted |
| solutions.startups.comparison.rows.pricing | solutions.startups.comparison.values.usage | solutions.startups.comparison.values.perSeat | solutions.startups.comparison.values.opsCost |
| solutions.startups.comparison.rows.setup | solutions.startups.comparison.values.minutes | solutions.startups.comparison.values.hours | solutions.startups.comparison.values.days |
| solutions.startups.comparison.rows.support | solutions.startups.comparison.values.included | solutions.startups.comparison.values.extra | solutions.startups.comparison.values.community |
Migrate from Auth0 in 3 Steps
Standard OIDC makes switching painless.
1
Create QuantumID App
Set up your application in minutes via our dashboard.
2
Update Environment Variables
Point your app to QuantumID's OIDC endpoints.
3
Import Users (Optional)
Bulk import existing users or let them re-register.
"We switched from Auth0 and cut our auth costs by 80%. The migration took less than a day."
Sarah Chen
CTO, TechStartup GmbH
Ready to Switch?
Start free with up to 100 users. No credit card required.