Download K9 Mail Apps in Your PC (Windows and Mac)

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K-9 Mail is one of the most popular app for mobile devices, and now you able to run this K-9 Mail apps for Windows and Mac as well.

K-9 Mail is an open source email client that works with basically every email provider.
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K-9 Dog Walkers
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August 31, 2021
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K-9 Mail is an open source email client that works with basically every email provider.


* supports multiple accounts
* Unified Inbox
* privacy-friendly (no tracking whatsoever, only connects to your email provider)
* automatic background synchronization or push notifications
* local and server-side search
* OpenPGP email encryption (PGP/MIME)

Install the app "OpenKeychain: Easy PGP" to encrypt/decrypt your emails using OpenPGP.


If you're having trouble with K-9 Mail, ask for help in our support forum at

Want to help?

K-9 Mail is a community developed project. If you're interested in helping to improve the app, please join us! You can find our bug tracker, source code, and wiki at
We're always happy to welcome new developers, designers, documenters, translators, bug triagers and friends.

How to Download and Install K-9 Mail on Windows for Free

The K-9 Mail app is not available for PC at the moment, but there is a method that allows you to run the app on your computer by using an Android emulator such as Nox App Player, here is more info about this software.

  • Users must first download an Android emulator on their laptop or desktop computer. You can try emulators like Nox player. .
  • You should get an emulator so that you can easily install Android applications on your PC.
  • To get started, launch the emulator and sign in with your Google Account. It works almost exactly like an Android smartphone.
  • When the emulator screen appears, tap on the search option to find an application you want to run on your computer. You can search for K-9 Mail by entering its name in the search bar.
  • Now, Enjoy!

What's new

Fixed the check for missing outgoing server credentials, again… hopefully 🤞 Read more Collapse


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