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Sylpheed Alternatives

Sylpheed is described as 'simple, lightweight but featureful, and easy-to-use e-mail client (mailer, MUA)' and is a popular Email Client in the office & productivity category. There are more than 25 alternatives to Sylpheed for a variety of platforms, including Windows, Linux, Mac, BSD and iPad. The best alternative is Thunderbird, which is both free and Open Source. Other great apps like Sylpheed are Microsoft Office Outlook, Evolution, Mailbird and Claws Mail.

Sylpheed alternatives are mainly Email Clients but may also be Calendar Apps or Contact Managers. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Sylpheed.
This page was last updated
Sylpheed iconSylpheed
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  • Mac
  • Windows
  • Linux
  • BSD
  • PortableApps.com

Sylpheed is a simple, lightweight but featureful, and easy-to-use e-mail client (mailer, MUA).

Learn more about Sylpheed
  1. Mailbird icon

    Mailbird

    Sponsored
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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.

     Suggest and vote on features
    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
  2. Thunderbird icon

    Thunderbird

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    • Mac
    • Windows
    • Linux
    • BSD
    • AppImageHub
    • Snapcraft
    • Flathub
    • PortableApps.com
    • Haiku
    • Homebrew
    • Chocolatey
    93 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
  4. 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
  5. Evolution icon

    Evolution

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    • Linux
    • BSD
    • S/MIME
    • GNOME
    • OpenPGP
    80 alternatives to Evolution 

    Evolution is a personal information management application that provides integrated mail, calendaring, address book and task list functionality. Evolution supports a wide range of industry standard data formats and network protocols for information exchange, with an emphasis on...

     Suggest and vote on features
    Features
    1.  Calendar IntegrationEvolution lets you sync your tasks and events with your calendar application.
    2.  Calendar ViewEvolution has a built-in calendar view to have a clear overview of your content over time.
    3.  Multiple Account supportEvolution support multiple accounts without the need to logout and login
    4.  Sync with Google CalendarEvolution can be synchronized with Google Calendar
    5.  RemindersEvolution allows you to set reminders for tasks, events or actions, based on parameters of time, place or condition.
    6.  GPG EncryptionEvolution supports GPG (aka GnuPG) for encryption of things like emails, messages, files, etc.
    7.  Spam FilterEvolution can detect unsolicited, unwanted and virus-infected emails, calls, files, etc.
    Mail
    EMail Inbox
  6. 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.

     Suggest and vote on features
    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
  8. Claws Mail icon

    Claws Mail

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    • Windows
    • Linux
    • BSD
    88 alternatives to Claws Mail 

    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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    Features
    1.  LightweightClaws Mail consumes less device resources compared to similar apps.
    2.  Extensible by Plugins/ExtensionsClaws Mail can be extended with add-ons, plugins and extensions.
    3.  Multiple Account supportClaws Mail support multiple accounts without the need to logout and login
    4.  No registration requiredYou can use most of the features in Claws Mail without registration.
    5.  Import/Export OPML FeedsImport and export your feed subscriptions into OPML format with Claws Mail.
    6.  Spam FilterClaws Mail can detect unsolicited, unwanted and virus-infected emails, calls, files, etc.
    7.  PortableClaws Mail can be used from a USB stick or similar with no prior installation.
    The main window
    The account preferences window
  9. Microsoft Mail and Calendar icon

    Microsoft Mail and Calendar

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

    Windows 10 has Mail and Calendar apps already built in.

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    Features
    1.  Unified inboxView e-mails (or similar) from all accounts in one unified view with Microsoft Mail and Calendar.
    Screenshot
    Screenshot
  10. Geary icon

    Geary

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    • Linux
    • BSD
    • GNOME
    • Flatpak
    52 alternatives to Geary 

    Geary is an email application built around conversations, for the GNOME 3 desktop.

     Suggest and vote on features
    Features
    1.  Multiple Account supportGeary support multiple accounts without the need to logout and login
    2.  Dark ModeGeary supports dark mode for comfortable usage in low light conditions.
    3.  Email OrganizerGeary allows you to take control of your inbox by filtering and control tools.
    4.  Spam FilterGeary can detect unsolicited, unwanted and virus-infected emails, calls, files, etc.
    5.  LightweightGeary consumes less device resources compared to similar apps.
    Main window
  11. Postbox icon

    Postbox

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    • Mac
    • Windows
    71 alternatives to Postbox 

    Postbox is an email application that helps you organize your work life and get stuff done.

     Suggest and vote on features
    Features
    1.  Multiple Account supportPostbox support multiple accounts without the need to logout and login
    2.  Extensible by Plugins/ExtensionsPostbox can be extended with add-ons, plugins and extensions.
    Screenshot
    Screenshot
  12. Betterbird icon

    Betterbird

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    • Windows
    • Linux
    • Flathub
    27 alternatives to Betterbird 

    Betterbird is a fine-tuned version of Mozilla Thunderbird, Thunderbird on steroids, if you will.

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    Features
    1.  Privacy focusedBetterbird is considered a privacy friendly alternative.
    2.  Multiple Account supportBetterbird support multiple accounts without the need to logout and login
    3.  Unified inboxView e-mails (or similar) from all accounts in one unified view with Betterbird.
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    Showing 10 of 48 alternatives
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