shouldiuse.io

Comparison

Auth0 vs Supabase

Auth0 and Supabase both land on Depends.

Auth0

auth0.com

Depends
Confidence: Low

Buy Auth0 if you need managed enterprise-grade auth . SSO, MFA, many providers . and should not build it yourself; skip it if a simple login is all you need.

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Supabase

supabase.com

Depends
Confidence: Low

Buy if you have developers who want a managed Postgres backend with serious compliance credentials (SOC 2, HIPAA, ISO 27001).

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Auth0 versus Supabase
CompareAuth0Supabase
VerdictDependsDepends
Best forSaaS teams that shouldn't build auth in-houseDeveloper teams wanting Postgres plus auth, APIs, and storage
Who it's not forInternal tools with a handful of usersNon-technical teams wanting a no-code database
PrivacyNo known public vulnerabilities found in the sources reviewed.²Strong on paper: SOC 2 Type 2, ISO 27001, HIPAA (with BAA), AES-256 at rest, TLS in transit, regular pen tests.³
Support qualityNo support evidence foundNo support evidence reviewed
Public sentimentNo user review or community evidence was found in the sources reviewed.No independent user reviews were found in the sources reviewed.

Pick Auth0 when

  • SaaS teams that shouldn't build auth in-house
  • Apps needing SSO, SAML, or MFA
  • Products scaling to many monthly active users
  • Apps with multiple social login providers

When Auth0 is not a fit

  • Internal tools with a handful of users
  • Simple apps that only need email and password
  • Zero-budget side projects avoiding per-user costs
  • Teams wanting free self-hosted open source

Pick Supabase when

  • Developer teams wanting Postgres plus auth, APIs, and storage
  • Healthcare apps needing HIPAA-compliant hosting with a BAA
  • EU-focused products needing in-region data residency
  • GDPR-sensitive deployments needing a formal DPA

When Supabase is not a fit

  • Non-technical teams wanting a no-code database
  • Small teams unwilling to write and maintain RLS policies
  • Buyers expecting the vendor to manage all security end-to-end
  • Projects with zero developer resources

Sources

  1. Auth0 homepageauth0.com
    official
  2. Security pageauth0.com
    security
  3. Supabase product security pagesupabase.com
    security
  4. Supabase homepagesupabase.com
    official