Tuta

Overview

Tuta is a German encrypted email service that started in 2011.^[14] It stores all data on its own servers in ISO 27001-certified data centres in Germany, says it runs on renewable energy, publishes open-source clients and reports more than 10 million users across all plans.^[13][15]

The business range has three plans: Essential, aimed at freelancers, with 50 GB of storage, three custom domains and 15 extra addresses per user; Advanced, for teams, with 500 GB, ten domains and 30 addresses; and Unlimited, with 1,000 GB and unlimited custom domains. Prices are in euros, billed monthly or yearly and exclude tax; the business page did not render the figures during review. Tuta says more than 10,000 businesses use the service, offers a 99.95% uptime SLA and keeps business support staff in Hanover.^[13]

Tuta describes itself as the first provider of post-quantum end-to-end encrypted business email.^[13] As with Proton, end-to-end encryption limits third-party integrations.

Tuta features

• Post-quantum end-to-end encryption
• Data stored in Germany
• Up to unlimited custom domains
• 99.95% uptime SLA
• Open-source clients
• Encrypted calendar and contacts
• End-to-end encrypted mail, calendar and contacts
• Password-protected external email

Tuta pricing

Essential (50 GB, 3 domains), Advanced (500 GB, 10 domains) and Unlimited (1,000 GB, unlimited domains), priced per user per month in euros, monthly or yearly; exact figures were not displayed on the business page during review.

Tuta strengths and limitations

Appears in

• Best Business Email Providers in 2026 #6
• Best Email Hosting in 2026 #6

Tuta alternatives and competitors

Alternatives to Tuta: companies ranked in the same lists.

• GIGemini in Google Meet
• Microsoft Power BI
• ZAZoho Analytics
• Proton VPN for Business
• Fastmail
• mailbox.org
• HBHostinger Business Email
• Migadu
• IONOS
• Titan
• Neo
• Purelymail