Secure email for everybody.

Tutanota 提供全世界最安全的電子郵件服務,操作簡易並具有特意隱密設計。免費註冊,將您的電郵信箱的主導權交還於您!
Safe from Attackers
With end-to-end encryption and 2FA, your emails have never been safer. The built-in encryption guarantees that your mailbox belongs to you: Nobody can decrypt or read your data.
We Love Open Source

Tutanota is open source so security experts can verify the code that protects your emails. Our Android app is Google-free making Tutanota the best open source email service.

On Your Favorite Device
With apps for iOS and Android, your secure emails are available anytime. Our fast web client & fully-featured apps make sure encrypted emails are a pleasant experience.


We take your email needs seriously by offering you a secure email service free from advertisements. We work around-the-clock to bring you an email service that lets you focus on the important things. From our clear and minimalist design to whitelabel customizations, from our free version for personal use to our fully-featured secure business email for companies, we are committed to making sure Tutanota is the only email service you will ever need.

We Encrypt Everything

We guarantee that your data in Tutanota is always encrypted - whether you use our secure webmail client, our apps for Android and iOS, or our desktop clients for Windows, Linux and Mac OS. Easily send a secure email with the knowledge that Tutanota encrypts subject, body and all attachments for you. Import all your contacts into Tutanota's encrypted address book, and rest assured that nobody else can access your contacts' personal information.

Anonymous Email: Privacy Is a Human Right

我們每一個人都應享有隱私與安全的權利。這也是為什麼 Tutanota 會永久免費提供具備所有安全功能的基本電郵帳號。您無須提供如電話號碼等個人資料便可使用您的匿名電郵帳號。我們不會記錄 IP 位置並會從所有寄出與收到的郵件中刪除其 IP 位置。您的隱私權為 Tutanota 的焦點。


Our entire team is based in Hanover, Germany. All your encrypted emails are stored on our own servers in highly secured data centers in Germany. With its strict data protection laws and the GDPR, Germany has some of the best laws in the world to protect your right to privacy. The German constitution stresses the importance of freedom of expression and of the human right to privacy.

Freedom Fighters

We Believe in Privacy

Privacy is a fundamental human right. We are building Tutanota to enable you to send secure emails to anyone. To fight for our right to privacy - to protect journalists, whistleblowers and human rights activists around the world - this has been our mission since we have started building the encrypted email service Tutanota, and it is a value shared throughout our community. Support Tutanota and help us to build the Internet of the future: private and secure! Together we will stop mass surveillance.

Latest blog posts

Secure Your Email Today

Stop using email services that don't respect your privacy.
今日就開始使用 Tutanota。