Tuta

Encrypted email, calendar, and contacts with quantum-resistant security.

PlatformWebAccount requiredfreemiumglobal

An encrypted email, calendar, and contacts platform, Tuta is aimed at privacy-conscious individuals, businesses, and activists. It provides end-to-end, zero-knowledge and quantum-resistant protection for messages and events, with a zero-knowledge calendar that supports repeating events and tasks, cross-device syncing, apps for mobile and web, open-source desktop clients, and an option to self-host under a freemium model.

Website

Full match profile

Behind the summary, Matchbox keeps a richer profile of Tuta - the signals our matcher actually reads to decide when to surface it. It stays private; claim the listing to see and control it.

Problem & pain-point mapping
Who we surface it to (audience fit)
What it's a strong alternative to
Trust & credibility signals

Claim Tuta to unlock →

Something wrong with this listing — dead link, not a real product, wrong info?

Try Matchbox with your own problem

Describe what is not working - we’ll show you whether Tuta (or something else) actually fits.

Try a problem