Auth0 vs Windmill: Pricing Comparison 2026
Side-by-side pricing comparison of Auth0 and Windmill. See all plans, features, and costs at a glance.
Bottom line: Windmill starts at $1/mo, making it $34/mo cheaper than Auth0 ($35/mo). Auth0 offers a free plan.
Last updated: July 6, 2026
Auth0 vs Windmill: Quick Pricing Facts
| Feature | Auth0 | Windmill |
|---|---|---|
| Starting Price | $35/mo | $1/mo |
| Number of Plans | 4 | 2 |
| Free Tier | Yes | Yes |
| Pricing Model | usage-based | open-source |
| Annual Discount | N/A | N/A |
Windmill is the more affordable option, starting at $1/mo compared to Auth0's $35/mo. Both are Dev Tools with 6 combined pricing plans and 29 features compared.
Both tools offer free plans, making them accessible for teams on a budget. Auth0 uses usage-based pricing while Windmill uses open-source pricing, which may affect your total cost at scale.
Review the detailed tier-by-tier comparison above to see exactly which features are included at each price point and find the best fit for your Dev Tools needs.
| Pricing Plans |  Auth0 Try free |  Windmill Try free |
|---|---|---|
| Tier 1 | Free $0/monthCheapest Includes
| developer $1/month |
| Tier 2 | Essentials $35/month $4 / year Includes
| operator or ext JWT token $0/monthCheapest |
| Tier 3 | Professional $240/monthCheapest $28 / year Includes
| - |
| Tier 4 | Enterprise Custom pricing Includes
| - |
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Which Should You Choose?
Choose Auth0 if:
- •User authentication for a customer-facing application - login, MFA, SSO - is the requirement
- •Managing external user identities at scale is the core problem
- •Enterprise compliance and audit logging for auth are required
Choose Windmill if:
- •You need an open-source workflow automation and internal tooling platform
- •Running scripts, creating workflows, and building admin UIs without a full frontend framework matters
- •Self-hosting your automation infrastructure is a priority
Auth0 authenticates external users; Windmill is an open-source developer platform for scripts, flows, and internal apps. Windmill Cloud starts at $10/seat/month; self-hosted is free. Auth0 is free to 7,500 MAUs. These tools serve different purposes - Windmill is closer to competing with Retool or Zapier than with Auth0.
Frequently Asked Questions: Auth0 vs Windmill
Which is cheaper, Auth0 or Windmill?
How many pricing plans does Auth0 have vs Windmill?
Does Auth0 or Windmill offer a free plan?
Can I save money by paying annually for Auth0 or Windmill?
Does Auth0 or Windmill offer custom enterprise pricing?
What pricing models do Auth0 and Windmill use?
How do Auth0 and Windmill compare for Dev Tools?
Sources
- Auth0 Official Pricing- Vendor pricing page
- Windmill Official Pricing- Vendor pricing page
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