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Home/Compare/Auth0 vs Resend

Auth0 vs Resend

A side-by-side comparison of pricing, plans, and recent product updates. Pricing data last refreshed May 14, 2026.

Auth0

Authentication and authorization platform.

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Category
auth
Plans tracked
4
Entry price
$35/mo
Free plan?
Yes
See full Auth0 pricing & changelog →

Resend

Email for developers.

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Category
email
Plans tracked
4
Entry price
$20/mo
Free plan?
Yes
See full Resend pricing & changelog →

Plan-by-plan pricing

Auth0

Free

Auth0

Free
  • Up to 25,000 monthly active users
  • 1 Custom Domain*
  • Secure Agentic AI workflows
  • Passwordless Authentication
  • Unlimited Social Connections**
  • + 1 more

Essentials

Auth0

$35/mo
  • Up to 500 monthly active users
  • Everything in Free, plus...
  • Higher Auth, API limits, and Feature limits
  • Pro Multi-Factor Authentication
  • Role-based Access Control Per Organization
  • + 1 more

Professional

Auth0

$240/mo
  • Up to 500 monthly active users
  • Everything in Essentials, plus...
  • Use your existing User Database for Logins
  • Enterprise Multi-Factor Authentication
  • Enhanced Attack Protection
  • + 1 more

Enterprise

Auth0

Custom
  • Everything in Professional plus...
  • Custom User & SSO Tiers
  • 99.99% SLA
  • Enterprise Rate Limits
  • Enterprise Administration & Support
  • + 1 more

Resend

Free

Resend

Free
  • 3,000 emails / mo
  • Sending & receiving
  • Ticket support
  • 10,000 automation runs
  • 30-day data retention
  • + 1 more

Pro

Resend

$20/mo
  • 50,000 emails / mo
  • Extra emails: $0.90 / 1,000
  • 10 domains
  • 100 AI credits / mo
  • No daily limit
  • + 1 more

Scale

Resend

$90/mo
  • 100,000 emails / mo
  • Extra emails: $0.90 / 1,000
  • Slack & ticket support
  • 1,000 domains
  • 500 AI credits / mo
  • + 1 more

Enterprise

Resend

Custom
  • A plan based on your specific needs
  • Priority support
  • Flexible automation runs
  • Flexible data retention
  • Flexible domains
  • + 1 more

Auth0 vs Resend FAQ

Auth0 vs Resend: which is cheaper?
Resend starts at $20/mo, while Auth0 starts at $35/mo in the latest snapshot.
Does Auth0 or Resend have a free plan?
Both Auth0 and Resend show a free plan in the latest snapshot, so the plan tables above are the fastest way to compare limits.
Is Auth0 a good auth alternative to Resend?
Auth0 is tracked in auth, while Resend overlaps for similar buyers. Use the changelog section below to compare shipping cadence before you choose.
How often is this Auth0 vs Resend comparison updated?
TrackRival refreshes pricing snapshots daily and appends new changelog entries whenever either product ships a release.

Recent product updates

What each team shipped most recently.

Auth0

No recent updates tracked.

See all Auth0 updates →

Resend

  • May 7, 2026
    Auth0 Integration

    Resend now integrates with Auth0 to send transactional emails directly through its platform.

  • May 5, 2026
    Mentions in AI chats

    Resend now lets you reference existing content in AI prompts across broadcasts, templates, and automations.

  • Apr 30, 2026
    New Chart Component

    Resend now supports embedding bar, line, and area charts directly in emails.

See all Resend updates →

Which should you pick?

Both Auth0 and Resend serve overlapping audiences (Auth0 in auth, Resend in email).

  • Choose Auth0 if you value: authentication and authorization platform.
  • Choose Resend if you value: email for developers.
  • Subscribe to TrackRival if you want to be notified whenever either of them changes pricing or ships a major update — so you can react before your competitors do.

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