Free Thunderbird Alternatives

The best free alternative to Thunderbird is Betterbird, which is also Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to Thunderbird and loads of them are free so hopefully you can find a suitable replacement. Other interesting free alternatives to Thunderbird are K-9 Mail, Evolution, SeaMonkey and FairEmail.

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Most Thunderbird alternatives are Email Clients, but you can also narrow the list to Calendar Apps or Contact Managers. Other popular filters are Linux, iPhone, Open Source, Android and EU. You can also filter for EU-based alternatives if you prefer software from the European Union.
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Alternatives
Thunderbird alternatives page was last updated

Alternatives list

  1. Convey-Mail icon

    Convey-Mail

     Like

    Convey is an email application built around conversations, for the GNOME desktop. It allows you to read, find and send email with a straight-forward, modern interface.

    51 Convey-Mail alternatives

    Cost / License

    Application type

    Since

    • New

    Platforms

    • Linux
    • GNOME
    • Linux Mobile
    • Flathub
    • Flatpak
    • GB flagUnited Kingdom
    Convey-Mail screenshot 1
    Good alternative?
     
  2. PREDIMAIL icon

    PREDIMAIL

     Like

    Sort, reply, and organize your inbox using a smart knowledge base for accurate, personalized answers. Save time and boost productivity with secure, automated email management.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Since

    • Since 2025

    Platforms

    • Online
    • Software as a Service (SaaS)
    • FR flagFrance
    • European Union flagEU
    AI classificaltion & Messages filtering
    Good alternative?
     
  4. QQ Mail icon

    QQ Mail

     Like

    Full support for general mail protocols to help you manage all your mailboxes on your phone.

    64 QQ Mail alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Since

    • Since 2025

    Platforms

    • Android
    • iPhone
    • Apple Watch
    • CN flagChina
    QQ Mail screenshot 1
    QQ Mail screenshot 2
    QQ Mail screenshot 3
    Good alternative?
     
  5. Ad
    Screenshot
    Mailbird icon
    Mailbird

    Streamline your email experience by managing multiple accounts, integrating apps like Slack and Google Calendar, and using AI-driven features like drafting and spam prevention. Customize your workspace with themes, notifications,...

    https://www.getmailbird.com
    Learn More
  6. MyEzInbox icon

    MyEzInbox

     Like

    MyEzInbox is an AI-enabled edit-anything email client for Windows. Supports encryption. Free for personal use.

    Cost / License

    • Free Personal
    • Proprietary

    Application type

    Since

    • Since 2025

    Platforms

    • Windows
    MyEzInbox screenshot 1
    Good alternative?
     
  7. Dove icon

    Dove

     Like

    AI email client that sorts your mail into Needs You, FYI, and Noise, builds your day in a Today view, and drafts replies in your voice.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Since

    • New

    Platforms

    • Windows
    • Mac
    • Online
    • Android
    • iPhone
    • iPad
    • Android Tablet
    • SG flagSingapore
    Dove screenshot 1
    Dove screenshot 2
    Dove screenshot 3
    Good alternative?
     
  9. BoltSweep icon

    BoltSweep

     Like

    Fast, private desktop email client with Outlook's layout and keyboard shortcuts, for Microsoft 365, Gmail and any IMAP account.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Since

    • New

    Platforms

    • Windows
    • Mac
    • Linux
    • NO flagNorway
    BoltSweep screenshot 1
    Good alternative?
     
  10. Dodosend icon

    Dodosend

     Like

    Keyboard-first desktop email app for Gmail and Google Workspace: a key for every action, a command palette, reminders, scheduled send and templates.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Since

    • New

    Platforms

    • Windows
    • Mac
    • Linux
    Dodosend screenshot 1
    Good alternative?
     
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