K-9 Mail vs Tuta Mail
Side-by-side comparison of two open source alternatives
K-9 Mail
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. 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 https://github.com/thunderbird/thunderbird-android. We're always happy to welcome new developers, designers, documenters, translators, bug triagers and friends.
Tuta Mail
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.
| Feature | K-9 Mail | Tuta Mail |
|---|---|---|
| License | Apache-2.0 | GPL-3.0-or-later |
| Install sources | F-DroidGitHub | F-DroidGitHub |
| Categories | EmailBrowser | EmailBrowser |
| Features | Ad-FreeOpen SourceNo Tracking | Ad-FreeOpen SourceNo Tracking |
| Platforms | Android | Android |
| Website | ||
| Source code |