MattCha for Mattermost

MattCha for Mattermost

Self-hosted team chat client

1 ratings
1 review
Free

Details

Released
June 30, 2026
Updated
November 7, 2026

Features

MattCha for Mattermost video #1 for iPhone
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About

A fast, native client for team communication, offering voice messaging, SSO, and AI-powered reply suggestions. It provides a seamless experience across Apple devices with features like quick switching and saved messages.

✓Voice messages with pause and attach functionality
✓Support for multiple Mattermost servers and teams
✓Single Sign-On (SSO) integration
✓AI-powered reply suggestions
✓Quick channel and message switching
✓Saved messages for easy access
✓Syntax-highlighted code blocks
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What's New in MattCha for Mattermost

1.2.8

November 7, 2026

• Sign in with SSO: GitLab, OpenID Connect, SAML, Google or Microsoft 365, whatever your server offers. Sign-in errors are also clearer now. • Attachments show inline: image previews, PDF cards with the first page and page count, a peek into text and code files, and an audio player with playback speed. Files you opened before open instantly. • Channel Settings > Files lists every file shared in the channel. • New widgets: open a conversation from the Home Screen, or start a message or voice note in a channel with Quick Compose. • iPhone Duo: Threads, Saved and Jump fit in the sidebar toolbar, and thread rows have a cleaner layout. • Reply suggestions appear only when the next reply is clear. A custom suggestion prompt can be reset to the default in Settings. • Faster channel switching, especially with the unread filter, and less background activity. • Fixed server draft sync on Mattermost servers older than version 11. • Fixed a Threads badge that could count threads you had already read. Thanks to Norbert and Yassin for testing and feedback.

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Events

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Meet the MattCha Reader

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Oct 14, 2026 — Nov 12, 2026

User reviews

No SSO login

Downloaded because I had hoped it like be a nicer alternative to the native MM app. But it only supports password or PAT logins, there is no way to direct it to an SSO (my company uses Google for SSO, so just options to use Apple and Google for SSO login would be perfect for me).

So the screen shots looked nice but it’s unusable for me
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Developer apps

FAQ

Does MattCha have ads?

No, MattCha is ad-free. The app explicitly states 'no ads' and connects directly to your Mattermost server without tracking or advertisements.

What devices does MattCha support?

MattCha is available for iPhone, iPad, and Mac. It is optimized for various screen sizes and configurations, including foldable iPhones.

How often is MattCha updated?

The latest version is 1.2.8, last updated on 2026-11-07. While specific update frequency isn't detailed, this indicates active development.

What is the user sentiment for MattCha?

Based on the provided data, MattCha has a rating of 2.0 stars from 1 rating. This suggests a limited but potentially negative initial user experience.

Can I use MattCha with my existing Mattermost server?

Yes, MattCha connects directly to your Mattermost server and works with Mattermost Server 10.11 (ESR) and newer. It supports various sign-in methods including SSO, username/password, and personal access tokens.

Does MattCha offer a free trial?

MattCha is a free application, so there is no need for a trial period. You can download and use it without any cost.

Is MattCha suitable for younger users?

MattCha has an age rating of 12+. This indicates it is intended for users aged 12 and older, suggesting content that may not be appropriate for very young children.

How does MattCha handle push notifications?

Push notifications while the app is closed require extra setup on your Mattermost server and are not available on most servers yet. Live updates are available when MattCha is open.