Courier Alternatives

    Courier is described as 'was the evolution of the Calypso email client' and is an app in the Office & Productivity category. There are more than 10 alternatives to Courier for a variety of platforms, including Windows, Linux, Mac, BSD and Android. The best alternative is Thunderbird, which is both free and Open Source. Other great apps like Courier are Microsoft Office Outlook (Paid), Microsoft Mail and Calendar (Free), Claws Mail (Free, Open Source) and Postbox (Paid).

    This page was last updated May 24, 2019

    1. Thunderbird is a free, open source, cross-platform e-mail, news and instant messaging client. The project strategy is modeled after Mozilla Firefox.
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    2. Microsoft Outlook, part of the Microsoft Office Suite (not to be confused with Microsoft Outlook Express), is a personal information manager that lets you manage your e-mail, calendar, contacts, and tasks.
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    3. Claws Mail is an email client (and news reader), based on GTK+, featuring Quick response Graceful, and sophisticated interface Easy configuration, intuitive operation Abundant features Extensibility Robustness and stability
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    4. Postbox is an email application that helps you organize your work life and get stuff done. It has all the elegance and simplicity of Apple Mail, but with more power and flexibility to manage even the most demanding workloads.
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      • FreeOpen Source
      • Mac
      • Windows
      • Linux
      • BSD
      • PortableApps.com
      Sylpheed is a simple, lightweight but featureful, and easy-to-use e-mail client (mailer, MUA). Sylpheed runs on many systems such as Windows, Linux, BSD, Mac OS X and other Unix-like systems.
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    5. Kontact is the integrated Personal Information Manager of KDE. Kontact suite unites mature and proven KDE PIM applications under one roof. Thanks to the powerful KPart technology, existing applications are seamlessly integrated into one.
    6. The Bat! is a secure email client software, built to protect your correspondence against third-parties.
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      • FreemiumOpen Source
      • Linux
      • BSD
      • Self-Hosted
      A fully fledged, free email server solution, an open source project (GPL v2). Use official binary packages from Linux/BSD distributions, with both i386 and x86_64 support. Easy, fast deployment in LESS THAN 1 MINUTE. View YouTube Video to check how easy it is.
    7. Pegasus Mail is a free, standards-based electronic mail client suitable for use by single or multiple users on single computers or on local area networks.
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    Showing 10 of 20 alternatives