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Mattermost vs Element: Unpacking End-to-End Encryption

Discover how US-based Mattermost and UK's Element secure your messages with strong encryption. See which suits your privacy needs best.

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

Should You Switch to Element?

What You Gain

Gain enhanced privacy and EU data compliance with Element.

Privacy advantage
Trade-offs

Fewer integrations and workflow customization options.

Mattermost has more features
Bottom Line

Switch if privacy is a priority; stay if you need advanced features.

At a Glance

Data Location
๐Ÿ‡บ๐Ÿ‡ธUS

US data laws

๐ŸŒGB

GDPR protected

Pricing

Mattermost

Contact

Element

freemium

Migration
Medium difficulty~1-2 days

Privacy & Compliance Comparison

Critical data sovereignty factors at a glance

CriteriaMattermostElement
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. Element is not subject to US jurisdiction.

Switching from
Mattermost logo

Mattermost

๐Ÿ‡บ๐Ÿ‡ธ

Mattermost

VS
Switching to
Element logo

Element

๐ŸŒ

Element

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

Open Source
Self-Hostable
ISO 27001
EU-hosted
GDPR Compliant

Reasons to Switch

  • โœ“Element uses the Matrix protocol for broader interoperability.
  • โœ“End-to-end encryption is enabled by default on all Element plans.
  • โœ“Element supports group chats with up to 1000 members, larger than Mattermost.
  • โœ“Element's open-source nature allows for community-driven improvements.

Things to Consider

  • !Migration from Mattermost may require significant data transfer effort.
  • !Element's user interface may have a steeper learning curve for new users.
  • !Some integrations available in Mattermost may not yet exist in Element.
Migration difficulty:
Medium
~1-2 days

Migration Overview

Full guide
Difficulty
Medium
Time Estimate
~1-2 days

Depends on data size and complexity

Quick Steps

1

Create Element account and configure settings

2

Export and prepare data from Mattermost

3

Import data, test integrations, and migrate users

Note: Element offers a similar platform with strong privacy features and self-hosting capabilities, making it a robust alternative to Mattermost.

Other alternatives to Mattermost

Ready to make the switch?

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