Skip to content
    Simply Send
    Start free
    supabaseSimply Send

    Your app’s first
    impression.
    Delivered.

    Connect custom SMTP in Supabase Auth and send account emails from your verified domain.

    Set up Supabase SMTPRead the guide

    This integration is subject to Simply Send’s Terms of Service and Privacy Policy.

    Make the important moments
    feel like your app.

    Send authentication emails from your own domain, powered by Simply Send SMTP,
    so every message feels like part of your product.

    Sign up confirmation

    Welcome new users with a branded confirmation email from your domain.

    A

    Confirm your email

    Password reset

    Help users get back into their account with a secure password reset email.

    A

    Reset your password

    Account access

    Send important account notifications like sign-in or magic links from your domain.

    A

    Your sign-in link

    A clear route from Auth to inbox.

    Get Supabase Auth sending through Simply Send in three steps.

    1. 1

      Verify your domain

      Add DNS records in Simply Send to verify your sending domain.

    2. 2

      Create eligible SMTP credentials

      Generate SMTP credentials in your Simply Send account.

    3. 3

      Configure Supabase Auth

      Add your SMTP details in Supabase Auth settings and enable the provider.

    SMTP requires an eligible Paid or Enterprise account. Activation is subject to account eligibility.

    Your identity. Your sending setup.

    Send Supabase Auth emails from a domain your users recognise. Verify your domain in Simply Send, then use your SMTP credentials in Supabase.

    • Verify your sending domain with DNS records
    • Create SMTP credentials for your verified domain
    • Use the credentials in Supabase Auth SMTP settings
    Domain verificationVerified
    TXTDomain ownership
    CNAMEDKIM signing
    TXTSPF authentication
    Illustrative records · Use your domain’s exact DNS values.
    Email sender identity
    From name
    Acme

    Frequently asked questions

    Do I need a paid account to use SMTP with Supabase?

    Yes. SMTP requires an eligible Paid or Enterprise account. Activation is subject to account eligibility.

    How do I verify my domain?

    Add the DNS records provided in your Simply Send account to verify your sending domain.

    Where do I manage the authentication email content?

    Manage authentication email content in Supabase.

    Give your Auth emails
    a proper sending home.

    Connect custom SMTP in Supabase and send account emails
    from your verified domain with Simply Send.

    Set up Supabase SMTP

    This integration is subject to Simply Send’s Terms of Service and Privacy Policy.