Download Mattermost Mobile and Desktop Apps | Mattermost

iOS

Supported on iOS 12.1+
v1.55.1
Android

Supported on Android 7.0+
v1.55.1
Windows

Supported on 8.1+
v5.1.1

Download
MSI (Beta) | Install Guide
macOS

Supported on 10.14+
v5.1.1

Download
Install Guide
Linux

Supported on Ubuntu 18.04+
v5.1.1

Download 64-Bit
More options | Install Guide

Mattermost Mobile Apps (source code)

Mattermost Desktop Apps (source code)

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