Tutanota

The open source encrypted email service - easy to use, secure by design.
Tutanota enables you to use the benefits of the cloud - availability, flexibility, automatic back-up - without compromising on security. With Tutanota's built-in encryption you own your data, no one else can access it. Tutanota comes with a light & beautiful GUI, dark theme included, with instant push notifications, auto-sync, full-text search, swipe gestures and more.

The open source email app Tutanota enables you to send end-to-end encrypted emails to anybody. Even emails that are being sent without end-to-end encryption and all your contacts are stored securely encrypted on the Tutanota servers.

Our passion for privacy.

Tutanota is being built by a team passionate about everybody's right to privacy. We are supported by an amazing community, which enables us to grow our team continuously making Tutanota a success without depending on venture capital interests.

Tutanota respects you & your data:

- Only you can access your encrypted emails & contacts.

- Tutanota does not track or profile you.

- Open source client & apps.

- Innovative full-text search feature lets you easily search your mailbox.

- TLS with support of PFS, DMARC, DKIM, DNSSEC and DANE.

- Secure password reset that gives us absolutely no access.

- 100% developed and located in Germany under strict Data Protection Laws (GDPR).

Official website: https://tutanota.com
Source code: https://github.com/tutao/tutanota
With the Tutanota app, you can:

- create your own Tutanota email address (ending in @tutanota.com, @tutanota.de, @tutamail.com, @tuta.io or @keemail.me) with 1 GB of free storage.
- create your custom domain email address for €1 per month.
- send and receive end-to-end encrypted emails to anybody.
- send and receive old-fashioned emails (not end-to-end encrypted). Even these emails are stored encrypted on the Tutanota servers.
- automatically encrypt subject, content and attachments.
- get push notifications instantly.
- auto-complete email addresses as you type from your Tutanota or your phone contacts.

The Tutanota app asks for very few permissions to keep your level of privacy to a maximum:

- Full network access: Used to send and receive emails.
- Receive data from the internet: To notify you when you receive a new email.
- View network connections: To find out if an internet connection exists.
- Read your contacts: This enables you to select recipients from your phone's contacts.
- Read from SD card: To allow adding of attachments from the SD card to emails.
- Control vibration: To notify you when you receive a new email.
- Deactivate sleeping mode: To notify you when you receive a new email.
This app has features you may not like.

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Packages

Although APK downloads are available below to give you the choice, you should be aware that by installing that way you will not receive update notifications and it's a less secure way to download. We recommend that you install the F-Droid client and use that.

Download F-Droid
  • Version 3.60.12 (360120) - Added on 2019-11-05

    This version requires Android 5.0 or newer.

    It is built and signed by F-Droid, and guaranteed to correspond to this source tarball.

    Permissions
    • view network connections
      Allows the app to view information about network connections such as which networks exist and are connected.
    • have full network access
      Allows the app to create network sockets and use custom network protocols. The browser and other applications provide means to send data to the internet, so this permission is not required to send data to the internet.
    • read your contacts
      Allows the app to read data about your contacts stored on your phone, including the frequency with which you've called, emailed, or communicated in other ways with specific individuals. This permission allows apps to save your contact data, and malicious apps may share contact data without your knowledge.
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • modify or delete the contents of your shared storage
      Allows the app to write the contents of your shared storage.
    • control vibration
      Allows the app to control the vibrator.
    • ask to ignore battery optimizations
      Allows an app to ask for permission to ignore battery optimizations for that app.
    • run at startup
      Allows the app to have itself started as soon as the system has finished booting. This can make it take longer to start the phone and allow the app to slow down the overall phone by always running.
    • run foreground service
      Allows the app to make use of foreground services.

    Download APK 3.4 MiB PGP Signature

  • Version 3.60.9 (360090) - Added on 2019-10-18

    This version requires Android 5.0 or newer.

    It is built and signed by F-Droid, and guaranteed to correspond to this source tarball.

    Permissions
    • view network connections
      Allows the app to view information about network connections such as which networks exist and are connected.
    • have full network access
      Allows the app to create network sockets and use custom network protocols. The browser and other applications provide means to send data to the internet, so this permission is not required to send data to the internet.
    • read your contacts
      Allows the app to read data about your contacts stored on your phone, including the frequency with which you've called, emailed, or communicated in other ways with specific individuals. This permission allows apps to save your contact data, and malicious apps may share contact data without your knowledge.
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • modify or delete the contents of your shared storage
      Allows the app to write the contents of your shared storage.
    • control vibration
      Allows the app to control the vibrator.
    • ask to ignore battery optimizations
      Allows an app to ask for permission to ignore battery optimizations for that app.
    • run at startup
      Allows the app to have itself started as soon as the system has finished booting. This can make it take longer to start the phone and allow the app to slow down the overall phone by always running.

    Download APK 3.4 MiB PGP Signature

  • Version 3.60.7 (360070) - Added on 2019-10-17

    This version requires Android 5.0 or newer.

    It is built and signed by F-Droid, and guaranteed to correspond to this source tarball.

    Permissions
    • view network connections
      Allows the app to view information about network connections such as which networks exist and are connected.
    • have full network access
      Allows the app to create network sockets and use custom network protocols. The browser and other applications provide means to send data to the internet, so this permission is not required to send data to the internet.
    • read your contacts
      Allows the app to read data about your contacts stored on your phone, including the frequency with which you've called, emailed, or communicated in other ways with specific individuals. This permission allows apps to save your contact data, and malicious apps may share contact data without your knowledge.
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • modify or delete the contents of your shared storage
      Allows the app to write the contents of your shared storage.
    • control vibration
      Allows the app to control the vibrator.
    • ask to ignore battery optimizations
      Allows an app to ask for permission to ignore battery optimizations for that app.
    • run at startup
      Allows the app to have itself started as soon as the system has finished booting. This can make it take longer to start the phone and allow the app to slow down the overall phone by always running.

    Download APK 3.4 MiB PGP Signature