Teamwire

German business messenger for public safety and healthcare, on IONOS or on-premise

Quick Overview

Company Teamwire GmbH
Category Messaging Apps
Headquarters Munich, Germany
Founded 2014
EU Presence EU (Germany)
Data Location Germany, on IONOS Cloud (public cloud or dedicated private cluster); on-premise option
Open Source No
Compliance ISO 27001 and BSI C5 (stated for the IONOS-hosted service)
Pricing Small Business €79/month for up to 25 users / Standard €3.45/user/month (25–500 users), billed annually / Professional on request
Free Option 15-day free trial, no credit card
Replaces WhatsApp at work, Microsoft Teams chat, Slack

Detailed Review

Pros and Cons

Pros

  • Hosted in Germany on IONOS Cloud, as public cloud or a dedicated private cluster
  • On-premise installation for organisations that want their own servers
  • Audit-proof archiving built in
  • LDAP/Active Directory and MDM integration
  • Flat €79 a month for up to 25 users, and a 15-day trial with no credit card

Cons

  • Unclear whether the ISO 27001 and BSI C5 certificates are Teamwire's own or the data centre's
  • Not open source
  • Per-user pricing from 25 users, and Professional only on request
  • No free tier, only a 15-day trial

Alternatives to Teamwire

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Frequently Asked Questions

What is Teamwire?

Teamwire is a business messenger from Teamwire GmbH in Munich, founded in 2014 and aimed at public safety and healthcare organisations. Teamwire includes audit-proof archiving and integrates with LDAP, Active Directory and MDM systems, so accounts can follow the staff directory an organisation already maintains.

Where is Teamwire based?

Teamwire operates from Munich, Germany, which places it under EU (Germany). Compliance: ISO 27001 and BSI C5 (stated for the IONOS-hosted service).

What does Teamwire cost?

Small Business €79/month for up to 25 users / Standard €3.45/user/month (25–500 users), billed annually / Professional on request. 15-day free trial, no credit card.

Who is Teamwire best for?

Public safety and healthcare organisations that want a business messenger hosted in Germany or on their own servers. Three places to put the servers: Teamwire runs on IONOS Cloud in Germany, in a dedicated private cluster there, or on the customer's own hardware.

What are the drawbacks of Teamwire?

Unclear whether the ISO 27001 and BSI C5 certificates are Teamwire's own or the data centre's. Not open source. Per-user pricing from 25 users, and Professional only on request. No free tier, only a 15-day trial.

Who worked on this review

Three people touch every tool page: one writes it, a second edits it, and a third checks the compliance and pricing claims against the vendor's own documentation.

Ingrid Halvorsen
Written by

Ingrid Halvorsen

Managing Editor · Oslo, Norway

Runs the review process and decides when a page is ready to publish or needs another pass.

Daniel Brandt
Edited by

Daniel Brandt

Privacy & Compliance Researcher · Berlin, Germany

Checks the compliance claims: where the company is established, where the data sits, and what the DPA actually says.

Sebastiaan Smits
Fact-checked by

Sebastiaan Smits

Founder & Editor · Netherlands

Selects the tools, writes the reviews, and checks where each company is actually established.

Read our editorial process for how we source, verify and update these pages — and how we keep affiliate income separate from what we recommend.

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