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Supabase Auth

Authentication bundled with a PostgreSQL backend.

Official website
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Supported plans

Official pricing
Free · auth allowanceMonthly billing
$0/ month equivalent

Base $0 / month equivalent. Metered charges and allowances are included at the default workload.

Conditions and limitations

  • Assumes auth data and traffic stay within Free database and egress allowances. Inactive free projects can pause.
  • SMS, enterprise SSO, directory synchronization, custom domains, custom email delivery and optional security add-ons.
  • SMTP delivery and usage beyond bundled database, storage and transfer allowances.

Pricing checked 2026-10-05. Inspect source

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Pro · auth allowanceMonthly billing
$25.00/ month equivalent

Base $25.00 / month equivalent. Metered charges and allowances are included at the default workload.

Conditions and limitations

  • Includes the standalone $25 Pro organization subscription and first Micro project. This same subscription may cover your database; do not pay it twice when planning a shared stack.
  • SMS, enterprise SSO, directory synchronization, custom domains, custom email delivery and optional security add-ons.
  • SMTP delivery and usage beyond bundled database, storage and transfer allowances.

Pricing checked 2026-10-05. Inspect source

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EVIDENCE, NOT GUESSWORK

Pricing observations

2 recent records

These dates mark when a price model was checked. They do not establish when a vendor changed its price. One observation is not a historical trend.

  • Free · auth allowance · Base $0 / month equivalent · Monthly billing

    Official source ↗ · Usage charges are additional where modeled.
  • Pro · auth allowance · Base $25.00 / month equivalent · Monthly billing

    Official source ↗ · Usage charges are additional where modeled.

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