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Pegasus Mail Alternatives

Pegasus Mail is described as 'free, standards-based electronic mail client suitable for use by single or multiple users on single computers or on local area networks' and is a Email Client in the office & productivity category. There are more than 10 alternatives to Pegasus Mail for a variety of platforms, including Windows, Mac, Android, Linux and BSD. The best alternative is Thunderbird, which is both free and Open Source. Other great apps like Pegasus Mail are Microsoft Office Outlook, Mailbird, Microsoft Mail and Calendar and EssentialPIM.

Pegasus Mail alternatives are mainly Email Clients but may also be Calendar Apps or Todo List Managers. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Pegasus Mail.
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Pegasus Mail iconPegasus Mail
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Pegasus Mail is a free, standards-based electronic mail client suitable for use by single or multiple users on single...

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  1. Thunderbird icon

    Thunderbird

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    • Mac
    • Windows
    • Linux
    • Homebrew
    • PortableApps.com
    • Chocolatey
    • Flathub
    • AppImageHub
    • Snapcraft
    • BSD
    • Haiku
    96 alternatives to Thunderbird 

    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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    Features
    1.  Extensible by Plugins/ExtensionsThunderbird can be extended with add-ons, plugins and extensions.
    2.  Multiple Account supportThunderbird support multiple accounts without the need to logout and login
    3.  Calendar IntegrationThunderbird lets you sync your tasks and events with your calendar application.
    4.  Email OrganizerThunderbird allows you to take control of your inbox by filtering and control tools.
    5.  Dark ModeThunderbird supports dark mode for comfortable usage in low light conditions.
    6.  Support for ThemesYou can use themes and templates to change the look and feel of Thunderbird.
    7.  Integrated Password ManagerThunderbird lets you access all the passwords you’ve saved across your different devices.
    8.  Import/Export OPML FeedsImport and export your feed subscriptions into OPML format with Thunderbird.
    9.  PortableThunderbird can be used from a USB stick or similar with no prior installation.
    Screenshot
    Dark Mode
  2. Microsoft Office Outlook icon

    Microsoft Office Outlook

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    • Mac
    • Windows
    • Online
    • Android
    • iPhone
    • Android Tablet
    • Windows Phone
    • iPad
    • Apple Watch
    • Android Wear
    134 alternatives to Microsoft Office Outlook 

    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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    Features
    1.  Email OrganizerMicrosoft Office Outlook allows you to take control of your inbox by filtering and control tools.
    2.  Calendar IntegrationMicrosoft Office Outlook lets you sync your tasks and events with your calendar application.
    3.  Unified inboxView e-mails (or similar) from all accounts in one unified view with Microsoft Office Outlook.
    4.  Multiple Account supportMicrosoft Office Outlook support multiple accounts without the need to logout and login
    5.  Dark ModeMicrosoft Office Outlook supports dark mode for comfortable usage in low light conditions.
    6.  Email SchedulingYou can schedule a marketing, sales, or personal email for a time in the future with Microsoft Office Outlook.
    Outlook 365 on Windows
    Outlook for Mac 2016
  4. Mailbird icon

    Mailbird

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    65 alternatives to Mailbird 

    Mailbird helps individuals and businesses manage emails in one place. This allows you to simplify your workflows. Therefore, spend more time on important tasks. Moreover, 9 in 10 of our customers describe our interface as “intuitive” and beautiful.

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    Features
    1.  Dark ModeMailbird supports dark mode for comfortable usage in low light conditions.
    2.  Unified inboxView e-mails (or similar) from all accounts in one unified view with Mailbird.
    3.  Multiple Account supportMailbird support multiple accounts without the need to logout and login
    4.  Email template editorMailbird offers pre-defined email layouts so you can add content or customize your own templates.
    5.  Email OrganizerMailbird allows you to take control of your inbox by filtering and control tools.
    Screenshot
    Screenshot
  5. Microsoft Mail and Calendar icon

    Microsoft Mail and Calendar

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    • Windows
    • Windows S
    89 alternatives to Microsoft Mail and Calendar 

    Windows 10 has Mail and Calendar apps already built in.

     Suggest and vote on features
    Features
    1.  Unified inboxView e-mails (or similar) from all accounts in one unified view with Microsoft Mail and Calendar.
    Screenshot
    Screenshot
  6. EssentialPIM icon

    EssentialPIM

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    • Windows
    • Android
    • iPhone
    215 alternatives to EssentialPIM 

    The powerful, full-featured Personal Information Manager for Windows offering Email, Synchronization, Portability, Network support, Android and iOS versions.

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    Features
    1.  PortableEssentialPIM can be used from a USB stick or similar with no prior installation.
    Screenshot
    Screenshot
  8. Kontact - KMail icon

    Kontact - KMail

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    • Linux
    • BSD
    59 alternatives to Kontact - KMail 

    KMail is the email component of Kontact, the integrated personal information manager of KDE. Kontact is a personal information manager and groupware software suite for KDE. It supports calendars, contacts, notes, to-do lists, news, and email.

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    Features
    Screenshot
  9. The Bat icon

    The Bat

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    • Windows
    • S/MIME
    • OpenPGP
    61 alternatives to The Bat 

    The Bat! is a secure email client software, built to protect your correspondence against third-parties.

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    Features
    1.  PGP EncryptionThe Bat supports PGP, an encryption system used for sending encrypted emails and files.
    2.  Support for scriptingThe Bat supports scripts and macros to automate or customize tasks.
    3.  GPG EncryptionThe Bat supports GPG (aka GnuPG) for encryption of things like emails, messages, files, etc.
    4.  PortableThe Bat can be used from a USB stick or similar with no prior installation.
    Main Window
    Screenshot
  10. Open365 icon

    Open365

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    • Android
    • Self-Hosted
    32 alternatives to Open365 

    The open source cloud with LibreOffice online - LibreOffice online + Seafile + KDE. Improve your productivity and communicate better with your team members. The world is moving forward. Welcome to the open source cloud!.

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    Features
    1.  Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
      Discontinued

      The project seems to be no longer developed. Last commit on the GitHub repo was made on June 27th, 2016, but it can be still downloaded and installed.

      Screenshot
      Screenshot
    • nPOPuk icon

      nPOPuk

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      • Windows
      • Windows Mobile
      78 alternatives to nPOPuk 

      nPOPuk is an ultra-small, but comprehensive, e-mail client that runs on a wide range of Windows-based operating systems

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      Features
      1.  PortablenPOPuk can be used from a USB stick or similar with no prior installation.
      Discontinued

      Not updated since 2017.

      Screenshot
    • iRedMail icon

      iRedMail

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      • Linux
      • BSD
      • Self-Hosted
      69 alternatives to iRedMail 

      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.

      Works on both no.

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      This app doesn't have any features at the moment.
      Main components and working process
    Showing 10 of 22 alternatives
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