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Mattermost vs Wire: The Business Security Assessment

Discover how Mattermost (US) and Wire (CH) stack up in safeguarding your business communications. Dive into security features and compliance.

Last updated: February 1, 2026โ€ขReviewed by Built in EU Team

Should You Switch to Wire?

What You Gain

Enhanced privacy and security with end-to-end encryption.

Privacy advantage
Trade-offs

Fewer customization options and integrations compared to Mattermost.

Mattermost has more features
Bottom Line

Switch if privacy is paramount; stay if features are essential.

At a Glance

Data Location
๐Ÿ‡บ๐Ÿ‡ธUS

US data laws

๐Ÿ‡จ๐Ÿ‡ญCH

GDPR protected

Pricing

Mattermost

Contact

Wire

freemium

Migration
Medium difficulty~1 day

Privacy & Compliance Comparison

Critical data sovereignty factors at a glance

CriteriaMattermostWire
Server Location
US (AWS), EU (optional)EU
GDPR Compliance
FullFull
Open Source
E2E Encryption
OptionalAll plans
Data Portability
Full exportFull export

CLOUD Act Notice

Mattermost is a US company and must comply with CLOUD Act data requests, even for data stored in EU data centers. Wire is not subject to US jurisdiction.

Switching from
Mattermost logo

Mattermost

๐Ÿ‡บ๐Ÿ‡ธ

Mattermost

VS
Switching to
Wire logo

Wire

๐Ÿ‡จ๐Ÿ‡ญ

Wire

US Data Storage

Data subject to US CLOUD Act and may be accessed by US authorities

EU Data Protection

Data protected under GDPR with EU-only data residency

Certifications & Compliance

No certifications listed

EU-Based
GDPR Compliant
Open Source
Self-Hostable
Swiss hosted

Reasons to Switch

  • โœ“Wire offers integrated video conferencing for real-time meetings.
  • โœ“Wire supports customizable user permissions for enhanced team control.
  • โœ“Wire's end-to-end encryption is available on all plans for secure messaging.
  • โœ“Wire's servers are located in the EU, ensuring GDPR compliance.

Things to Consider

  • !Migration from Mattermost may require significant data transfer efforts.
  • !Wire lacks some Mattermost integrations with third-party APIs.
  • !Learning curve for users accustomed to Mattermost's interface.
Migration difficulty:
Medium
~1 day

Migration Overview

Full guide
Difficulty
Medium
Time Estimate
~1 day

Depends on data size and complexity

Quick Steps

1

Create Wire account and configure settings

2

Export and prepare data from Mattermost

3

Import data, test integrations, and migrate users

Note: Wire provides a secure and flexible collaboration platform with strong encryption, suitable for organizations looking to replace Mattermost.

Other alternatives to Mattermost

Ready to make the switch?

Start using Wire today and take control of your data privacy.