K-9 Mail Alternatives

K-9 Mail is described as 'K-9 is an open source email client for Android with multi-folder sync, email signatures, Bcc-to-self, return-address configuration, keyboard shortcuts, Exchange Support, message flagging, IMAP deletes, saving attachments, configurable notifications and more' and is a very popular Email Client in the office & productivity category. There are more than 25 alternatives to K-9 Mail for a variety of platforms, including Android, Windows, iPhone, Mac and Android Tablet apps. The best K-9 Mail alternative is Thunderbird, which is both free and Open Source. Other great apps like K-9 Mail are Betterbird, FairEmail, Evolution and Microsoft Outlook.

filter to find the best alternatives

K-9 Mail 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 iPhone, Windows, Linux, Android and Android + Open Source. These are just examples - use the filter bar below to find more specific alternatives to K-9 Mail.
More about K-9 Mail
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K-9 Mail alternatives page was last updated

Alternatives list

  1. Simplehuman icon

    Simplehuman

     1 like
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    Simplehuman sits inside Gmail and supercharges keyboard shortcuts to make you faster at email.

    Cost / License

    • Subscription
    • Proprietary

    Application type

    Platforms

    • Online
    • Software as a Service (SaaS)
    • Google Chrome
    • Microsoft Edge
    • Brave
    • Chromium
    Nudges to learn keyboard shortcuts, when you use your mouse
     
  2. GyazMail icon

    GyazMail

     3 likes
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    GyazMail is a email client software for Mac OS X, based on Cocoa framework, simple, easy-to-use with many features.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Mac
    GyazMail screenshot 1
     
  4. Koma-Mail icon

    Koma-Mail

     4 likes
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    Koma-Mail is an email client which is comfortable and has very handy functions. It does not need an installation, so that you can run Koma-Mail from your flash drive but, of course, also on your desktop.

    Cost / License

    • Free
    • Proprietary

    Application types

    Alerts

    • Discontinued

    Platforms

    • Windows
    Koma-Mail screenshot 1
     
  5. Ad
    Screenshot
    Superhuman Mail icon
    Superhuman Mail

    Productivity-centered email application streamlines inbox management, uses AI for drafting responses, automates snippets, summarizes conversations, enables timely sends, integrates calendar and CRM, and includes collaborative fea...

    https://superhuman.com
    Learn More
  6. Supamail icon

    Supamail

     1 like
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    Supamail AI turns hundreds of emails in last 24 hrs into clear summaries, smart categories, and easy replies so you never feel overloaded again.

    Cost / License

    • Subscription
    • Proprietary

    Application type

    Platforms

    • iPhone
    Supamail screenshot 1
     
  7. MyEzInbox icon

    MyEzInbox

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    MyEzInbox is an AI-enabled edit-anything email client for Windows. Supports encryption. Free for personal use.

    Cost / License

    • Free Personal
    • Proprietary

    Application type

    Platforms

    • Windows
    MyEzInbox screenshot 1
     
  8. QQ Mail icon

    QQ Mail

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    Full support for general mail protocols to help you manage all your mailboxes on your phone.

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Application type

    Platforms

    • Android
    • iPhone
    • Apple Watch
    QQ Mail screenshot 1
    QQ Mail screenshot 2
    QQ Mail screenshot 3
     
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