Auth0 vs SpiceDB: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for Auth0 and SpiceDB side by side. This page compares data; it is not a hands-on review.
On the data: On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Auth0
Identity platform for developers
Best for you if:
- • You want easy integration
SpiceDB
Stop building authorization, start building value with battle-tested permissions infrastructure.
Best for you if:
- • You want eliminates the need for custom authorization development, saving engineering time
| At a Glance | Auth0 | SpiceDB |
|---|---|---|
Starts at | Free plan, paid from $35/mo, billed monthly Essentials plan | Free plan |
Category | Identity & Access Security | Security Data & Databases |
Rating | 4.5/5 G2 4.3 · Capterra 4.7 424 reviews | n/a |
Free plan | Yes | Yes |
Watch out for | Overage pricing at $0.07/MAU applies per user beyond the base limit. | n/a |
Choose Auth0 or SpiceDB?
Choose Auth0 if
- You want easy integration
- You want many features
- You work in identity & access, not security
Choose SpiceDB if
- You want eliminates the need for custom authorization development, saving engineering time
- You want offers battle-tested infrastructure with industry-leading reliability
- You work in security, not identity & access
In-Depth Analysis
Auth0
Identity platform for developers
Auth0's free tier at 25,000 MAUs is the most generous in the identity space, far ahead of Firebase Auth (free at 50K MAUs but with fewer features) and Clerk (500 MAUs free).
Watch out
Overage pricing at $0.07/MAU applies per user beyond the base limit.
Strengths
- Pro: Easy integration
- Pro: Many features
- Pro: Great docs
Weaknesses
- Con: Expensive at scale
- Con: Complex pricing
Key features
SpiceDB
Stop building authorization, start building value with battle-tested permissions infrastructure.
SpiceDB offers a very generous free open-source tier, making it accessible for developers and small projects.
Strengths
- Pro: Eliminates the need for custom authorization development, saving engineering time.
- Pro: Offers battle-tested infrastructure with industry-leading reliability.
- Pro: Supports highly complex and granular permission models without custom code.
- Pro: Scales to handle billions of objects and millions of users from day one.
- Pro: Provides strong consistency guarantees for data integrity and security.
Weaknesses
- Con: Requires understanding of Zanzibar-based authorization models.
- Con: Enterprise features and dedicated support are part of higher-tier paid plans.
Key features
Plans and prices: Auth0 vs SpiceDB
| Tool | Plans and prices | Source |
|---|---|---|
| Auth0 |
| auth0.com/pricing read Oct 31, 2026 |
| SpiceDB |
| authzed.com/pricing read Sep 29, 2026 |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on Auth0 pricing and SpiceDB pricing.
Key Takeaways
Auth0
- Choose if you want identity platform for developers
SpiceDB
- Choose if you want stop building authorization, start building value with battle-tested permissions infrastructure
What the data shows
On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
- Only Auth0 has a published user rating (4.5/5 from 424 reviews); SpiceDB has none we can show.
- Auth0 starts at $35/mo, billed monthly; SpiceDB has no public paid plan price on file.
- Both have a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do Auth0 and SpiceDB compare in 2026?
On the data below the two are close or not directly comparable, so we do not name a winner for this pair. Only Auth0 has a published user rating (4.5/5 from 424 reviews); SpiceDB has none we can show. Auth0 starts at $35/mo, billed monthly; SpiceDB has no public paid plan price on file. Both have a free plan.
What are Auth0 and SpiceDB used for?
Auth0: Identity platform for developers. SpiceDB: Stop building authorization, start building value with battle-tested permissions infrastructure.
What does Auth0 cost vs SpiceDB?
Auth0's cheapest paid plan is Essentials at $35/mo, billed monthly; it also has a free plan. SpiceDB has no public paid-plan price on file. Prices read on the vendors' pricing pages, latest check Oct 31, 2026.
What's the main difference between Auth0 and SpiceDB?
Auth0's main strength: easy integration. SpiceDB's main strength: eliminates the need for custom authorization development, saving engineering time.