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Gmelius alternatives · Email

Self-hosted alternatives to Gmelius

The Gmelius 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.

Gmelius is a paid product with a free trial, starting at $19 per user / month, billed yearly. 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 Gmelius

  1. Inbox Zero

    Open source AI email assistant for Gmail and Outlook

    • Inbox Zero starts at $18 per user / month, billed annually ($20 billed monthly). Gmelius starts at $19 per user / month, billed yearly.
    • Only Inbox Zero lists macOS, Windows, iOS and Android apps.
    • Inbox Zero is open source and self-hostable, according to its own site.
    • Inbox Zero also covers chat assistant, email client and inbox filtering.
    Inbox Zero pricing and details

  2. SimpleLogin

    Open-source email aliases that forward to your own inbox

    • SimpleLogin starts at $36 per year ($4 billed monthly). Gmelius starts at $19 per user / month, billed yearly.
    • SimpleLogin has a free plan. Gmelius does not, though it has a free trial.
    • Only SimpleLogin lists iOS and Android apps.
    • SimpleLogin is open source and self-hostable, according to its own site.
    SimpleLogin pricing and details

  3. addy.io

    Email alias forwarding that hides your real address from sites

    • addy.io starts at $1 per month, billed yearly (Lite). Gmelius starts at $19 per user / month, billed yearly.
    • addy.io has a free plan. Gmelius does not, though it has a free trial.
    • Only addy.io lists iOS and Android apps.
    • addy.io is open source and self-hostable, according to its own site.
    addy.io pricing and details

  4. Zero Mail

    Open-source AI email client that connects your existing inboxes

    • Zero Mail starts at $20 per month (billing basis not shown). Gmelius starts at $19 per user / month, billed yearly.
    • Zero Mail has a free plan. Gmelius does not, though it has a free trial.
    • Only Gmelius lists a browser extension.
    • Zero Mail is open source and self-hostable, according to its own site.
    Zero Mail pricing and details

  5. Zimbra

    Self-hosted email, calendar and file sharing for organizations

    • Only Zimbra lists Windows, macOS, Linux, iOS and Android apps.
    • Only Gmelius lists a browser extension.
    • Zimbra is open source and self-hostable, according to its own site.
    • Zimbra also covers tasks, calendar and email client.
    Zimbra pricing and details

  6. Roundcube

    Free open-source webmail client you host yourself

    • Roundcube is free. Gmelius starts at $19 per user / month, billed yearly.
    • Roundcube has a free plan. Gmelius does not, though it has a free trial.
    • Only Gmelius lists a browser extension.
    • Roundcube is open source and self-hostable, according to its own site.
    Roundcube pricing and details

Common questions

Is there a self-hosted alternative to Gmelius?

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

Can Gmelius be self-hosted?

The Gmelius listing does not say it can be self-hosted. The listing was checked on Oct 6, 2026 against the pages it cites.

Which of these email apps are free?

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

When was this checked?

Each listing shows its own date. On this page they run from Oct 6, 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 Gmelius: the alternatives its listing names first, then the tools that share the most features with it.