Which is better, ChatWork or Mattermost?

ChatWork and Mattermost both have strengths. ChatWork is best known for ChatWork is a business chat app that helps teams communicate, collaborate, and get work done. …. Mattermost (Freemium) excels at Mattermost is an open-source, self-hosted online chat service with file sharing, search and integration capabilities. …. The best choice depends on your specific needs.

What are the main differences between ChatWork and Mattermost?

The key differences are in features, pricing, and target audience. Compare them in detail on this page to find which suits your workflow better.

ChatWork vs Mattermost (2026): Which Is Better? Honest Comparison

Expert Analysis & Comparison

ChatWork — ChatWork is a business chat app that helps teams communicate, collaborate, and get work done. It has features like group chat, direct messages, file sharing, search, and video calls. ChatWork aims to

Mattermost — Mattermost is an open-source, self-hosted online chat service with file sharing, search and integration capabilities. It supports text, images, videos and custom emojis across PCs and phones with inst

ChatWork offers Group chat rooms, Direct messages, File sharing, Search, Video calls, while Mattermost provides Team messaging, File sharing, Search, Integrations, Cross-platform support.

ChatWork stands out for Easy to use interface, Good for team communication, Integrates with other apps; Mattermost is known for Open source, Self-hosted, Highly customizable.

Pricing: ChatWork (not listed) vs Mattermost (Freemium).

Why Compare ChatWork and Mattermost?

When evaluating ChatWork versus Mattermost, both solutions serve different needs within the social & communications ecosystem. This comparison helps determine which solution aligns with your specific requirements and technical approach.

Market Position & Industry Recognition

ChatWork and Mattermost have established themselves in the social & communications market. Key areas include chat, messaging, team-collaboration.

Technical Architecture & Implementation

The architectural differences between ChatWork and Mattermost significantly impact implementation and maintenance approaches. Related technologies include chat, messaging, team-collaboration, file-sharing.

Integration & Ecosystem

Both solutions integrate with various tools and platforms. Common integration points include chat, messaging and chat, messaging.

Decision Framework

Consider your technical requirements, team expertise, and integration needs when choosing between ChatWork and Mattermost. You might also explore chat, messaging, team-collaboration for alternative approaches.

Feature	ChatWork	Mattermost
Overall Score	N/A	N/A
Primary Category	Social & Communications	Social & Communications
Target Users	Developers, QA Engineers	QA Teams, Non-technical Users
Deployment	Self-hosted, Cloud	Cloud-based, SaaS
Learning Curve	Moderate to Steep	Easy to Moderate

Product Overview

ChatWork

Description: ChatWork is a business chat app that helps teams communicate, collaborate, and get work done. It has features like group chat, direct messages, file sharing, search, and video calls. ChatWork aims to improve productivity and connects globally dispersed teams.

Type: Open Source Test Automation Framework

Founded: 2011

Primary Use: Mobile app testing automation

Supported Platforms: iOS, Android, Windows

Mattermost

Description: Mattermost is an open-source, self-hosted online chat service with file sharing, search and integration capabilities. It supports text, images, videos and custom emojis across PCs and phones with instant notifications.

Type: Cloud-based Test Automation Platform

Founded: 2015

Primary Use: Web, mobile, and API testing

Supported Platforms: Web, iOS, Android, API

Key Features Comparison

ChatWork Features

Group chat rooms
Direct messages
File sharing
Search
Video calls
Task management
Calendar
Notifications

Mattermost Features

Team messaging
File sharing
Search
Integrations
Cross-platform support

Pros & Cons Analysis

ChatWork

Pros

Easy to use interface
Good for team communication
Integrates with other apps
Free version available

Cons

Can get noisy with large teams
Formatting options are limited
Free version has restrictions
Video call quality could be better

Mattermost

Pros

Open source
Self-hosted
Highly customizable
Strong security
Active development community

Cons

Requires technical expertise to setup and manage
Limited native mobile apps
Less third-party integrations than proprietary options

Pricing Comparison

ChatWork

Freemium
Subscription-Based

Mattermost

Open Source
Self-Hosted

Get More Information

ChatWork

Learn More About ChatWork

Mattermost

Learn More About Mattermost

ChatWork vs Mattermost

Expert Analysis & Comparison

Why Compare ChatWork and Mattermost?

Market Position & Industry Recognition

Technical Architecture & Implementation

Integration & Ecosystem

Decision Framework

Product Overview

Key Features Comparison

Pros & Cons Analysis

Pros

Cons

Pros

Cons

Pricing Comparison

Get More Information

Learn More About Each Product

Ready to Make Your Decision?

Company

Explore

Resources