Zitadel vs Aserto: Which Should You Choose in 2026?
Choosing between Zitadel and Aserto comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
By Toolradar Team · Last updated February 28, 2026 · Methodology
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Zitadel
Open-source identity management
Best for you if:
- • You want the higher-rated option (8.2/10 vs 0.0/10)
- • Zitadel is an open-source identity management platform
- • It provides authentication, authorization, and user management
Aserto
Fine-grained, scalable authorization for applications and APIs, delivered in minutes.
Best for you if:
- • Provides fine-grained, scalable authorization for applications and APIs.
- • Enforces real-time access controls with millisecond latency and central management.
| At a Glance |  Zitadel |  Aserto |
|---|---|---|
Price | Free + Paid | Free + Paid |
Best For | API Tools | API Tools |
Rating | 82/100 | —/100 |
| Feature | Zitadel | Aserto |
|---|---|---|
| Pricing Model | Freemium | Freemium |
| Editorial Score | 82 | — |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | API ToolsHosting & Deployment | API ToolsIdentity & Access |
How Zitadel and Aserto Compare
Zitadel
Open-source identity management
Free tier available · 82/100 score
Aserto
Fine-grained, scalable authorization for applications and APIs, delivered in minutes.
Free tier available
Who Should Use What?
On a budget?
Both are freemium. Compare plans on their websites.
Go with: Zitadel
Want the highest-rated option?
Zitadel scores 82/100. Aserto is unrated.
Go with: Zitadel
Value user reviews?
Neither has user reviews yet.
Go with: Zitadel
3 Questions to Help You Decide
What's your budget?
Both are freemium. Pricing won't help you decide here.
What's your use case?
Both are api tools tools. Compare their specific features to decide.
How important are ratings?
Not all tools have been rated yet.
Key Takeaways
Zitadel
- Higher score: 82/100 vs unrated
- Free tier available
- Our pick for this comparison
Aserto
The Bottom Line
Zitadel (82/100) is our pick.
Frequently Asked Questions
Is Zitadel or Aserto better?
Zitadel scores 82/100 in our evaluation. Both are freemium.
What are Zitadel and Aserto used for?
Zitadel: Open-source identity management. Aserto: Fine-grained, scalable authorization for applications and APIs, delivered in minutes..
What does Zitadel cost vs Aserto?
Zitadel is freemium (free tier + paid plans). Aserto is freemium (free tier + paid plans). Visit their websites for detailed pricing.