Threema

Secure Communication For Individuals and Companies

Instant messaging client · threema.ch

Open Threema in AirStack

What Threema’s own pages say

What it says it doesSecure Communication For Individuals and Companies threema.ch
ComplianceGDPR threema.ch
PlansThreema Broadcast, Threema Gateway, Threema Work threema.ch
Open sourceYes threema.ch

Each value is a quote AirStack found on the product’s own pages, read 2026-11-04. A missing field means AirStack has not found it on its pages.