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Message privately without sharing your phone number. Swiss-built, open source, and designed to collect as little data as possible.
Threema is a paid service. Paid plans start at $2.99 one-time.
Try it free or follow our step-by-step migration guide to make the switch.

Send messages, make calls, and share files knowing nobody can listen in. Not even Signal.

Send messages without sharing your phone number, email, or IP address. Session routes everything through a decentralized onion network.

Chat securely on your terms with encrypted messaging you can self-host or run in the cloud.
Know an EU alternative that should be listed here? Tell us about it and we'll look into adding it.