Private Encrypted Email Tuta

Tuta (formerly Tutanota) is the most secure email and calendar app available today — fast, fully encrypted, open source, and free. Trusted by over 10 million personal and professional users worldwide, and consistently recommended by privacy and security experts, Tuta is the go-to solution for protecting your private emails, calendars, and contacts from surveillance and data breaches.

With Tuta’s free secure email app, you get not only encrypted email but also an encrypted calendar and encrypted contacts — all protected by end-to-end encryption. Tuta Mail lets you enjoy the full advantages of the cloud: seamless availability, flexibility, and automatic backups — without sacrificing your security or privacy.

The Tuta app features a lightweight, beautifully designed interface with a sleek dark theme, instant push notifications, auto-sync, secure full-text search on encrypted data, intuitive swipe gestures, and more. For businesses, Tuta offers advanced email plans with flexible user management and admin controls, making it easy to manage your company’s communication securely.

Why You’ll Love the Tuta Email Client for Android

• Create a free email address with domains like @tuta.com, @tutanota.com, @tutanota.de, @tutamail.com, @tuta.io, or @keemail.me — including 1 GB of secure storage.
• Set up custom domain email addresses starting at just €3/month, with catch-all functionality and unlimited email addresses.
• Enjoy instant display of incoming emails — no pull-to-refresh needed.
• Access your encrypted emails, calendars, and contacts instantly — even when offline.
• Use quick swipe gestures to manage your inbox efficiently.
• Receive instant push notifications for new messages.
• Auto-complete email addresses as you type for faster, error-free sending.
• Auto-sync across the Tuta app, web, and desktop clients for a seamless experience.
• Tuta is a free and open-source (FOSS) app, allowing independent security audits and community verification of its code.
• Search your entire encrypted mailbox securely with full-text search — no data exposed.
• Register anonymously without providing a phone number.
• Send calendar invites directly from the secure calendar app.
• With any paid plan, create an unlimited number of encrypted calendars.
• Send and receive end-to-end encrypted emails to anyone — completely free.
• Exchange standard (non end-to-end encrypted) emails when needed.
• Automatic encryption of subject lines, content, and attachments for maximum protection.
• Business email solutions with flexible user creation and multi-level admin access.

Tuta’s secure email app allows you to send encrypted emails to anyone, free of charge. Your entire mailbox, including all emails, calendars, and contacts, is securely encrypted and stored on Tuta’s servers located in Germany — ensuring your data remains private and under your control.

Our Commitment to Privacy

Tuta Mail is built by a team deeply committed to the fundamental right to privacy. Backed by a passionate global community, we continue to grow independently — without reliance on venture capital — making Tuta a sustainable, ethical, and user-first service. As the world’s most private email provider, Tuta is also the easiest to use, environmentally responsible, and packed with top-tier security features — all included in the free plan and every paid tier.

How Tuta Protects You and Your Data

• Only you can access your encrypted emails, calendars, and contacts — not even Tuta can read them.
• Tuta does not track, profile, or monetize your data.
• All apps and clients are 100% open source and free to audit.
• Secure email transmission via TLS with support for PFS, DMARC, DKIM, DNSSEC, and DANE.
• Secure password reset process that ensures Tuta never gains access to your account.
• 100% developed and hosted in Germany, operating under strict GDPR regulations on our own private servers.
• Powered entirely by renewable energy — our servers and offices run on 100% green electricity.

Website: https://tuta.com

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

Android App Permissions: Minimal & Privacy-Respecting

• Full network access: To send and receive emails securely.
• Receive data from the internet: For real-time push notifications when new emails arrive.
• View network connections: To detect active internet connectivity.
• Read your contacts: Allows you to select recipients from your device’s contact list.
• Read from SD card: Enables attaching files stored on your SD card to emails.
• Control vibration: For notification alerts on new email receipt.
• Deactivate sleeping mode: Ensures timely delivery of push notifications.