Tutao GmbH

Tutao GmbH is a German software house that concentrates on one thing only: making private communication truly private. Its single product, Tutanota Desktop, wraps the company’s end-to-end encrypted webmail service in a standalone Windows, macOS or Linux shell so users are never forced to open a browser. The client keeps every message, contact and calendar entry encrypted on the user’s device before it ever reaches Tutao’s servers, and even metadata such as subject lines are concealed. Typical use cases range from journalists protecting sources and medical practices safeguarding patient data to small firms that need GDPR-compliant email without running their own infrastructure. The application supports multiple accounts, offline reading, full-text search on encrypted data, and disposable email aliases for one-time sign-ups. Because the code is open-source and the service is financed by freemium subscriptions rather than ads, privacy advocates often recommend Tutanota as a drop-in replacement for Outlook or Thunderbird whenever confidentiality outweighs integration with big-office suites. The lightweight desktop wrapper auto-updates in the background, synchronises encrypted drafts instantly across phones and desktops, and lets users add custom branding on paid plans. Tutao GmbH software is available for free on get.nero.com, where downloads are pulled through trusted Windows package sources such as winget, always delivering the latest release and allowing several secure-mail tools to be installed in one batch.