Category: Messaging

8 European alternatives to Threema — GDPR-compliant & EU-hosted.

Swiss privacy-focused messaging app with anonymous sign-up

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Facts

Headquarters: CH (EU)
Category: Messaging
Type: Product
GDPR-compliant: Yes
Open-source: No
Data hosting: EU

Top EU-based & GDPR-compliant alternatives to Threema

Conversations (XMPP)
XMPP chat client for Android with OMEMO encryption
DE · open-source
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Delta Chat
German open-source messenger via existing email infrastructure
DE · open-source
↗
Dino
Modern XMPP desktop client with OMEMO encryption
DE · open-source
↗
ginlo
German secure business messenger with GDPR compliance
DE · commercial
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Jami
French peer-to-peer communication platform without a central server
FR · open-source
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Olvid
French ANSSI-certified encrypted messenger
FR · open-source
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Quicksy
XMPP messaging app with phone number linking for easy contact
DE · open-source
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Session
End-to-end encrypted messenger based on decentralised Oxen network
CH · open-source
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Frequently asked questions

What is the best European alternative to Threema?

It depends on your use case. Strong EU alternatives to Threema include Conversations (XMPP), Delta Chat and Dino. On this page you can compare 8 EU alternatives by jurisdiction, data residency and open-source status.

Are there open-source alternatives to Threema?

Yes. Open-source EU alternatives to Threema include Conversations (XMPP), Delta Chat, Dino, Jami, Olvid, Quicksy and Session. These keep your data fully under your own control and let you self-host if you want to.

Is Threema GDPR-compliant and where is the data hosted?

Threema is headquartered in CH (EU) and hosts data in EU. That makes Threema an EU-sovereign choice in its own right; the EU alternatives on this page are comparable European tools.

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