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Mailfence alternatives · Email

Mailfence alternatives with a Linux app

The Mailfence listing does not include a Linux app. 13 of the 73 other email apps in this directory list a Linux app.

Mailfence has a free plan. Paid plans start at €2.50 per month, billed yearly (Base). 10 of them are free or have a free plan.

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

The 12 closest to Mailfence

  1. Proton Mail

    End-to-end encrypted email service based in Switzerland

    • Proton Mail starts at $3.99 per month, billed every 12 months ($47.88); $4.99 billed monthly. Mailfence starts at €2.50 per month, billed yearly (Base).
    • Only Proton Mail lists macOS, Windows and Linux apps.
    • Proton Mail is open source, according to its own site.
    • Mailfence also covers documents.
    Proton Mail vs MailfenceProton Mail pricing and details

  2. Tuta Mail

    End-to-end encrypted email and calendar from Germany

    • Tuta Mail starts at €3 per month, paid yearly (lowest paid personal plan). Mailfence starts at €2.50 per month, billed yearly (Base).
    • Only Tuta Mail lists Windows, macOS and Linux apps.
    • Tuta Mail is open source, according to its own site.
    • Mailfence also covers documents.
    Tuta Mail vs MailfenceTuta Mail pricing and details

  3. BlueMail

    Cross-platform email client with a unified inbox and built-in AI

    • BlueMail starts at $35.99 per year (Plus, shown as $3 per month billed annually). Mailfence starts at €2.50 per month, billed yearly (Base).
    • Only BlueMail lists macOS, Windows and Linux apps.
    • Only Mailfence lists a web app.
    • BlueMail also covers templates and inbox filtering.
    BlueMail pricing and details

  4. HEY

    Email service and calendar with sender screening, from 37signals

    • HEY starts at $99 per year (HEY for You, annual billing only). Mailfence starts at €2.50 per month, billed yearly (Base).
    • Mailfence has a free plan. HEY does not, though it has a free trial.
    • Only HEY lists macOS, Windows and Linux apps.
    • Mailfence is end-to-end encrypted, according to its own site.
    HEY pricing and details

  5. Thunderbird

    Free, open-source email app for Windows, macOS, Linux and Android

    • Thunderbird is free. Mailfence starts at €2.50 per month, billed yearly (Base).
    • Only Thunderbird lists Windows, macOS and Linux apps.
    • Only Mailfence lists a web app.
    • Only Mailfence lists an iOS app.
    Thunderbird pricing and details

  6. Fastmail

    Paid, ad-free email with calendar, contacts and custom domains

    • Fastmail starts at $3 per user / month, billed yearly (Basic); Individual is $5, billed yearly. Mailfence starts at €2.50 per month, billed yearly (Base).
    • Mailfence has a free plan. Fastmail does not, though it has a free trial.
    • Only Fastmail lists Windows, macOS and Linux apps.
    • Mailfence is end-to-end encrypted, according to its own site.
    Fastmail pricing and details

  7. Zoho Mail

    Ad-free business email hosting with calendar, tasks and notes

    • Zoho Mail starts at $1 per user / month, billed annually (Mail Lite, 5 GB). Mailfence starts at €2.50 per month, billed yearly (Base).
    • Only Zoho Mail lists macOS, Windows and Linux apps.
    • Mailfence is end-to-end encrypted, according to its own site.
    • Zoho Mail also covers tasks.
    Zoho Mail pricing and details

  8. Newton Mail

    Cross-platform email app with read receipts, snooze and send later

    • Newton Mail starts at $5 per month, billed annually ($6.99 billed monthly). Mailfence starts at €2.50 per month, billed yearly (Base).
    • Only Newton Mail lists macOS, Windows and Linux apps.
    • Only Mailfence lists a web app.
    • Mailfence is end-to-end encrypted, according to its own site.
    Newton Mail pricing and details

  9. Zimbra

    Self-hosted email, calendar and file sharing for organizations

    • Mailfence has a free plan. Zimbra does not.
    • Only Zimbra lists Windows, macOS and Linux apps.
    • Zimbra is open source and self-hostable, according to its own site.
    • Mailfence is end-to-end encrypted, according to its own site.
    Zimbra pricing and details

  10. Evolution

    GNOME's free mail, calendar and address book app

    • Evolution is free. Mailfence starts at €2.50 per month, billed yearly (Base).
    • Only Evolution lists a Linux app.
    • Only Mailfence lists a web app.
    • Only Mailfence lists iOS and Android apps.
    Evolution pricing and details

  11. Betterbird

    A fork of Thunderbird with extra features and bug fixes

    • Betterbird is free. Mailfence starts at €2.50 per month, billed yearly (Base).
    • Only Betterbird lists Windows, macOS and Linux apps.
    • Only Mailfence lists a web app.
    • Only Mailfence lists iOS and Android apps.
    Betterbird pricing and details

  12. Mailspring

    Open-source desktop email client for Mac, Windows and Linux

    • Mailspring starts at $8 per month, or $85 per year (Mailspring Pro). Mailfence starts at €2.50 per month, billed yearly (Base).
    • Only Mailspring lists macOS, Windows and Linux apps.
    • Only Mailfence lists a web app.
    • Only Mailfence lists iOS and Android apps.
    Mailspring pricing and details

1 more that list a Linux app

All 13 in one table

Common questions

Which Mailfence alternatives have a Linux app?

Proton Mail, Tuta Mail, BlueMail, HEY, Thunderbird, Fastmail, Zoho Mail, Newton Mail and 5 more list a Linux app.

Does Mailfence have a Linux app?

The Mailfence listing does not include a Linux app. It lists Web, iOS and Android.

Which of these email apps are free?

Proton Mail, Tuta Mail, BlueMail, Thunderbird, Zoho Mail, Newton Mail, Evolution, Betterbird and 2 more 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 Mailfence: the alternatives its listing names first, then the tools that share the most features with it.