Application Description

Tuta (formerly Tutanota): Your Secure Email and Calendar Solution

Tuta, a leading secure email service, offers fast, encrypted, open-source, and free email and calendar access. Trusted by over 10 million users and recommended by security experts, Tuta is the ideal app for protecting your private communications from unauthorized access.

This secure email app includes an encrypted calendar and encrypted contacts, providing the convenience of cloud services—availability, flexibility, and automatic backups—without compromising security or privacy.

Tuta boasts a user-friendly interface with a light and dark theme, instant push notifications, auto-sync, secure full-text search, swipe gestures, and more. Business plans offer flexible user management and admin levels for streamlined company email administration.

Key features of the Tuta Android email client include:

• Free email address creation (@tuta.com, @tutanota.com, @tutanota.de, @tutamail.com, @tuta.io, or @keemail.me) with 1 GB of storage.
• Custom domain email addresses available for a monthly fee.
• Instant email display; no need to refresh.
• Offline access to encrypted email, calendars, and contacts.
• Intuitive swipe gestures for inbox management.
• Instant push notifications and auto-complete for email addresses.
• Auto-sync across app, web, and desktop clients.
• Open-source code for security audits.
• Secure, private full-text search of encrypted emails.
• Anonymous registration (no phone number required).
• Calendar invite sending directly from the app.
• Unlimited encrypted calendars with paid plans.
• Free end-to-end encrypted email sending and receiving.
• Support for standard (unencrypted) emails.
• Automatic encryption of subject, content, and attachments.
• Business email with flexible user and admin controls.

Tuta securely encrypts your mailbox, calendars, and contacts on its German servers, adhering to strict data protection laws (GDPR). The company is committed to user privacy and operates without venture capital funding, relying instead on community support. Tuta offers a user-friendly, environmentally conscious, and ethical service with robust security features included in both free and paid plans.

Tuta's commitment to your privacy includes:

• Exclusive access to your data (only you can access your encrypted information).
• No user tracking or profiling.
• Free and open-source apps and clients.
• Secure email transmission using TLS with PFS, DMARC, DKIM, DNSSEC, and DANE support.
• Secure password reset with no access granted to Tuta.
• 100% development and server location in Germany.
• 100% renewable energy powering servers and offices.

Website: https://tuta.com

Code: https://github.com/tutao/tutanota

Tuta's Android app requests minimal permissions to safeguard your privacy:

• Full network access (for sending and receiving emails).
• Receive data from the internet (for new email notifications).
• View network connections (to detect internet connectivity).
• Read your contacts (to select recipients).
• Read from SD card (to add attachments).
• Control vibration (for email notifications).
• Deactivate sleeping mode (for email notifications).

Communication