Tuta is an email service whose repository says it encrypts emails, contacts, and calendar entries across users’ devices.
Open source
24 alternativesTuta
Tuta offers encrypted email, calendar, and contacts, with apps that the site says protect personal data using end-to-end encryption.
About Tuta
Tuta provides email, calendar and contacts with end-to-end encryption.
It offers apps for Android and iPhone that work online and offline, meeting management through email invites, repeating tasks and appointments, custom domain addresses, and calendar reminders that do not use Google Push on Android.
Key features
- End-to-end encrypted email, calendar and contacts
- Android and iPhone apps that work online and offline
- Meeting management through email invites
- Custom email domain addresses
- Calendar push reminders without Google Push
- Management of repeating tasks and appointments
Best for: People who want email, calendar and contacts in one encrypted service.
Good for
- Email, calendar and contacts handled with end-to-end encryption
- No tracking or personalized ads, according to site
- Service powered by renewable energy, according to site
Tuta at a glance
- Website
- tuta.com
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Android, iOS, Web
- Open source
- Not stated
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
Tuta alternatives
Tools and sites you could use instead, ranked by how closely they match.
With backup and sync, Stingle Photos offers a gallery and camera app; its page says photos and videos are encrypted before storage.
Peergos provides end-to-end encrypted storage, file sharing, and sync while also protecting file metadata and sharing relationships, per its site.
Available on web, iOS, Android, and desktop, Proton Mail is an encrypted email service that offers free accounts.
FreemiumOpen sourcePick
24 alternativesGnuPG implements the OpenPGP standard and provides tools to encrypt and sign data and communications, with key management and directory access.
This OpenPGP page lists email applications that support the standard directly or through additional software, across several desktop platforms.
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Tuta FAQ
Can I use a custom domain address?
The site lists custom email addresses for a professional look.
Does the calendar work without Google Push on Android?
The site says calendar push reminders do not use Google Push.
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