Thunderbird AlternativesOnly apps categorised as Group Chat Apps

The best Group Chat alternative to Thunderbird is Mailspring, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to Thunderbird and four of them are Group Chat Apps so hopefully you can find a suitable replacement. Other interesting Group Chat App alternatives to Thunderbird are Spike, Missive and Unibox.

filter to find the best alternatives

Thunderbird alternatives are mainly Email Clients, but if you're looking for Group Chat Apps or Team Collaboration Tools you can filter on that. Other popular filters include Linux, Open Source, iPhone, Windows + Open Source, EU, Windows and Free. 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
Thunderbird alternatives page was last updated

Alternatives list

  1. Mailspring icon

    Mailspring

     114 likes

    Boost your productivity and send better email with Mailspring, a beautiful, fast email client for Mac, Windows, and Linux. Mailspring is free to use and an optional pro version adds read receipts, send later, reminders and more.

    43 Mailspring alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Arch Linux
    • Fedora
    • Ubuntu
    Clean design with integrated search and swipe gestures
     
    |
    8
    29
    Comments about Mailspring as an Alternative to Thunderbird
    Top Positive Comment
    3psilon
    1

    Great alternative, especially for casual users. Simple, streamlined UI, feels fresh.

    Top Negative Comment
    Guest
    61

    Need to create an account on a third-party company to access your email.

    Review by a new / low-activity user.
    Shoji VR
    Negative
    0

    paywall, not available for android/ios, not portable

    3 of 8 comments
    Mailspring icon
    Mailspring icon

    • Most users think Mailspring is a great Thunderbird alternative.

    • Mailspring is Freemium and Open SourceThunderbird is Free and Open Source
  2. Spike icon

    Spike

     34 likes

    Transform your email inbox into a collaborative workspace with Spike. Enjoy integrated chat-like emails, tasks, collaborative notes, and group projects. Seamlessly manage multiple accounts, organize priorities, and schedule meetings across devices.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Online
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    • Software as a Service (SaaS)
    • Meta Quest
    One powerful space for all your work needs—get email, chat, notes, tasks, calendar and audio/video calls all from your inbox
     
    |
    1
    Comments about Spike as an Alternative to Thunderbird
    Guest
    Positive
    1

    Native onlye for Android, iOS, Windows and Mac, not a Linux app

    Review by a new / low-activity user.
    Spike icon
    Spike icon
    • Spike is Freemium and ProprietaryThunderbird is Free and Open Source
  4. Missive icon

    Missive

     16 likes

    Collaborative email and threaded group chat for productive teams. A single app for all your internal and external communication.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Online
    • Android
    • iPhone
    The perfect shared inbox!
     
  5. Unibox icon

    Unibox

     18 likes

    Unibox is a people centric email client that organizes your messages by person. It avoids having email like a to-do list.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Mac
    Messages viewer.
     
4 of 4 Thunderbird alternatives