K-9 Mail
3.05+

K-9 Mail

K-9 Mail is a 100% open source, privacy focused email client for Android

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K-9 Mail is developed and provided by Mozilla Thunderbird. LDPlayer offers the download service only.

Mozilla Thunderbird
How to Download&Play K-9 Mail on PC?
Last Updated: 2026-02-15
com.fsck.k9
  • Overview

  • FAQ

Run K-9 Mail on PC with LDPlayer

K-9 Mail is a Communication application developed by Mozilla Thunderbird, but with the best Android emulator-LDPlayer, you can download and play K-9 Mail on your computer.

Running K-9 Mail on your computer allows you to browse clearly on a large screen, and controlling the application with a mouse and keyboard is much faster than using touchscreen, all while never having to worry about device battery issues.

With multi-instance and synchronization features, you can even run multiple applications and accounts on your PC.

And file sharing makes sharing images, videos, and files incredibly easy.

Download K-9 Mail and run it on your PC. Enjoy the large screen and high-definition quality on your PC!

K-9 Mail is an open source email client that works with basically every email provider.

Features

* 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.


Support

If you're having trouble with K-9 Mail, ask for help in our support forum at https://forum.k9mail.app


Want to help?

K-9 Mail is now part of the Thunderbird family and remains 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 https://github.com/thunderbird/thunderbird-android
We're always happy to welcome new developers, designers, documenters, translators, bug triagers and friends.
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Screenshots and Videos of K-9 Mail PC

With LDPlayer, you can download and run K-9 Mail on PC, simultaneously managing multiple apps and multiple accounts. Become a master of time management, balancing work and entertainment effortlessly.

How to Download and Run K-9 Mail on PC

  • 1

    Download and install LDPlayer on your computer

  • 2

    Locate the Play Store in LDPlayer's system apps, launch it, and sign in to your Google account

  • 3

    Enter "K-9 Mail" into the search bar and search for it

  • 4

    Choose and install K-9 Mail from the search results

  • 5

    Once the download and installation are complete, return to the LDPlayer home screen

  • 6

    Click on the game icon on the LDPlayer home screen to start enjoying the exciting game