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HEY alternatives · Email

Self-hosted alternatives to HEY

The HEY listing does not say it can be self-hosted. 6 of the 73 other email apps in this directory can be self-hosted, according to their own sites.

HEY is a paid product with a free trial, starting at $99 per year (HEY for You, annual billing only). 4 of them are free or have a free plan.

6 tools · Listings checked up to Nov 12, 2026 · Where the facts come from

How each one differs from HEY

  1. Zimbra

    Self-hosted email, calendar and file sharing for organizations

    • Zimbra is open source and self-hostable, according to its own site.
    • Zimbra also covers tasks.
    • HEY also covers templates.
    Zimbra pricing and details

  2. Inbox Zero

    Open source AI email assistant for Gmail and Outlook

    • Inbox Zero starts at $18 per user / month, billed annually ($20 billed monthly). HEY starts at $99 per year (HEY for You, annual billing only).
    • Only Inbox Zero lists a browser extension.
    • Only HEY lists a Linux app.
    • Inbox Zero is open source and self-hostable, according to its own site.
    Inbox Zero pricing and details

  3. Zero Mail

    Open-source AI email client that connects your existing inboxes

    • Zero Mail starts at $20 per month (billing basis not shown). HEY starts at $99 per year (HEY for You, annual billing only).
    • Zero Mail has a free plan. HEY does not, though it has a free trial.
    • Only HEY lists macOS, Windows, Linux, iOS and Android apps.
    • Zero Mail is open source and self-hostable, according to its own site.
    Zero Mail pricing and details

  4. Roundcube

    Free open-source webmail client you host yourself

    • Roundcube is free. HEY starts at $99 per year (HEY for You, annual billing only).
    • Roundcube has a free plan. HEY does not, though it has a free trial.
    • Only HEY lists macOS, Windows, Linux, iOS and Android apps.
    • Roundcube is open source and self-hostable, according to its own site.
    Roundcube pricing and details

  5. SimpleLogin

    Open-source email aliases that forward to your own inbox

    • SimpleLogin starts at $36 per year ($4 billed monthly). HEY starts at $99 per year (HEY for You, annual billing only).
    • SimpleLogin has a free plan. HEY does not, though it has a free trial.
    • Only SimpleLogin lists a browser extension.
    • Only HEY lists macOS, Windows and Linux apps.
    SimpleLogin pricing and details

  6. addy.io

    Email alias forwarding that hides your real address from sites

    • addy.io starts at $1 per month, billed yearly (Lite). HEY starts at $99 per year (HEY for You, annual billing only).
    • addy.io has a free plan. HEY does not, though it has a free trial.
    • Only addy.io lists a browser extension.
    • Only HEY lists macOS, Windows and Linux apps.
    addy.io pricing and details

Common questions

Is there a self-hosted alternative to HEY?

Yes. Zimbra, Inbox Zero, Zero Mail, Roundcube, SimpleLogin and addy.io can be self-hosted, according to their own sites.

Can HEY be self-hosted?

The HEY listing does not say it can be self-hosted. The listing was checked on Oct 4, 2026 against the pages it cites.

Which of these email apps are free?

Zero Mail, Roundcube, SimpleLogin and addy.io are free or have a free plan.

When was this checked?

Each listing shows its own date. On this page they run from Oct 4, 2026 to Nov 12, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.

This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to HEY: the alternatives its listing names first, then the tools that share the most features with it.