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Tuta review

German end-to-end encrypted email and calendar with quantum-safe encryption, open-source apps and a free 1 GB plan.

By the HearSmart research desk · Updated November 12, 2026

Performance (40%)
8.6
Ease of use (25%)
8.2
Value (35%)
8.9

Tuta is the lower-cost route to fully encrypted email. Its mailbox and contacts are end-to-end encrypted with what Tuta calls quantum-safe encryption, the apps are open source, and you can register without a phone number. The free plan gives a @tutamail.com or similar address with 1 GB, one calendar and three labels. Revolutionary costs $3.99 a month or $39.99 a year through the US App Store and adds 20 GB, unlimited labels and calendars, 15 extra addresses and 3 custom domains, while Legend raises storage to 500 GB with 10 domains for $9.99 a month. Encrypted full-text search, offline access and an encrypted calendar are included. The limits are real: there is no IMAP access for desktop clients, importing old mail requires Legend, and the free tier's 1 GB fills quickly for anyone moving years of messages.

Who it is for

people who want encrypted email at a low price

Price

Free plan with 1 GB; Revolutionary $3.99 per month or $39.99 per year, Legend $9.99 per month, as in-app purchases on the US App Store.

Revolutionary (Monthly) $3.99
Quoted from the vendor pricing page on November 12, 2026.

Key features

  • Mailbox and contacts end-to-end encrypted with quantum-safe encryption
  • Sign up without a phone number or personal details
  • Revolutionary plan: 20 GB, 15 extra addresses and 3 custom domains
  • Encrypted calendar included with every account
  • Open-source code published on GitHub

Strengths and weaknesses

  • Strength: Revolutionary costs $3.99 a month or $39.99 a year on the US App Store
  • Strength: Encrypted full-text search and offline access in the apps
  • Strength: Free plan includes an encrypted calendar
  • Weakness: Free plan has 1 GB, one calendar and three labels
  • Weakness: Email import is limited to the Legend plan
  • Weakness: No IMAP support for desktop mail apps

Key facts

  • Free storage: 1 GB
  • Cheapest paid plan: Revolutionary, $3.99 per month
  • Paid storage: 20 GB on Revolutionary, 500 GB on Legend
  • Custom domains: 3 on Revolutionary, 10 on Legend
  • Hosted in: Germany

Where it ranks

Tuta is No. 4 in our Best Email Providers verdict.

Alternatives we scored

Visit tuta.com · Questions or corrections: editorial@hearsmart.org