Thunderbird Alternatives

Thunderbird is described as 'Cross-platform email client providing POP/IMAP support, robust filtering, multiple accounts, and chat. Extendable via add-ons with RSS/Atom, etc' and is a leading Email Client in the office & productivity category. There are more than 50 alternatives to Thunderbird for a variety of platforms, including Windows, Mac, Linux, Android and iPhone apps. The best Thunderbird alternative is Claws Mail, which is both free and Open Source. Other great apps like Thunderbird are Evolution, Betterbird, SeaMonkey and K-9 Mail.

filter to find the best alternatives

Thunderbird alternatives are mainly Email Clients, but if you're looking for Calendar Apps or Contact Managers you can filter on that. Other popular filters include Linux, Open Source, iPhone, Kindle Fire, Mac, Windows and Android. You can also filter by region, for example EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to Thunderbird.
More about Thunderbird
Copy a direct link to this comment to your clipboard
Alternatives
Get a badge for your siteThunderbird alternatives page was last updated

Alternatives list

  1. sup icon

    sup

     13 likes

    Sup is a console-based email client for people with a lot of email. It supports tagging, very fast full-text search, automatic contact- list management, custom code insertion via a hook system, and more.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
    search & results
    Good alternative?
     
  2. mu icon

    mu

     5 likes

    mu is a tool for dealing with e-mail messages stored in the Maildir-format, on Unix-like systems. mu's main purpose is to help you to find the messages you need, quickly; in addition, it allows you to view messages, extract attachments, create new maildirs, …

    Cost / License

    Application type

    Platforms

    • Mac
    • Linux
    • BSD
    • NL flagNetherlands
    • European Union flagEU
    mu screenshot 1
    Good alternative?
     
  4. TrulyMail icon

    TrulyMail

     3 likes

    TrulyMail is an email client and a private messaging system, very feature rich (voice recording, script blocking, etc.).

    60 TrulyMail alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Alerts

    • Discontinued

    Platforms

    • Windows
    • US flagUnited States
    Main Window
    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. Meru (formerly Gmail Desktop) icon

    Meru (formerly Gmail Desktop)

     2 likes

    Desktop app for Gmail, available on macOS, Linux & Windows.

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    Meru (formerly Gmail Desktop) screenshot 1
    Good alternative?
     
    |
    1
  7. EmailTray icon

    EmailTray

     3 likes

    EmailTray is a smart email client and an email notifier for POP3 and IMAP email accounts, including Gmail, Hotmail, Yahoo mail and AOL. EmailTray intelligently ranks messages, prioritizes them into 4 Inboxes and alerts you only to the most important.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Windows
    • Android
    EmailTray screenshot 1
    Good alternative?
     
  9. Mulberry icon

    Mulberry

     8 likes

    Mulberry is a powerful, easy to use electronic mail (email) and calendar program that allows you to send, access, and manage email and calendars. Mulberry also helps you manage other related information, such as contact information.

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • US flagUnited States
    Mulberry on Windows XP
    Good alternative?
     
  10. Pandora Mail icon

    Pandora Mail

     1 like

    Pandora Mail is Windows desktop e-mail client used to access POP3/IMAP mailboxes and to send mail via standard SMTP protocol.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Windows
    Pandora Mail screenshot 1
    Good alternative?
     
  11. Flectar Mail icon

    Flectar Mail

     3 likes

    Built from the ground up for speed. Flectar Mail delivers native performance, instant startup, and as little as 20 MB of RAM.

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • ES flagSpain
    • European Union flagEU
    Flectar Mail screenshot 1
    Good alternative?
     
  12. Eclipse Mail icon

    Eclipse Mail

     1 like

    Eclipse Mail is a fork of Interlink Mail and News made for Windows XP and runs on IA-32 i686 platforms. Some advantages over upstream and roytam1's mailnews are more optimizations and better interoperability with upstream.

    Cost / License

    Application type

    Platforms

    • Windows
    Eclipse Mail screenshot 1
    Good alternative?
     
  13. Columba icon

    Columba

     5 likes

    Columba is an email client written in Java, featuring a user-friendly graphical interface with wizards and internalionalization support. Its a powerful mail management tool with features to enhance your productivity and communication.

    57 Columba alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    Columba screenshot 1
    Good alternative?
     
  14. DejaLu icon

    DejaLu

     6 likes

    Fast and Simple Email Client for Mac.

    Cost / License

    Application type

    Platforms

    • Mac
    • US flagUnited States
    DejaLu screenshot 1
    Good alternative?
     
  15. monocles mail icon

    monocles mail

     2 likes

    monocles mail is a fork of the K-9 mail version 5.600 with the old K-9 mail layout.

    Cost / License

    • Freemium
    • Open Source

    Application type

    Platforms

    • Online
    • Android
    • F-Droid
    • DE flagGermany
    • European Union flagEU
    monocles mail screenshot 1
    monocles mail screenshot 2
    monocles mail screenshot 3
    Good alternative?
     
You are at page 6 of Thunderbird alternatives