Slack vs Mattermost - Which Business Instant Messaging Software Platform Is Better in July 2025?

Overview

Key features

Pricing

Other Details

User reviews

Integratons

Media & Screenshots

Alternatives

	Slack (2751) Get Quote Get Quote	Mattermost (34) Get Quote Get Quote

TL;DR - Quick Comparison Summary
Affiliate Disclosure

Description	Slack is the only unified communication platform for chatting, sharing, and collaborating. Whether in one-on-one conversations or a large group, Slack's threaded conversations keep everyone ... Read More	Mattermost is an open source messaging platform that brings all business communication into one place. More than just chat, Mattermost is built around a modern team communication workflow. ... Read More
Entry Level Pricing	Starts from $2.67	Starts from $3.25
Free Trial Availability	Free Trial available	Free Trial available
User Ratings	4.5 (35011)	3.5 (572)
	Get Quote	Get Quote

Software Demo

Demo

What Do Slack and Mattermost Cost?

Pricing Option
Starting From	$2.67	$3.25
Pricing Plans	Not Available	Not Available
Pricing Page
	View detailed pricing	View detailed pricing

Other Details

Organization Types supported	Large Enterprises Freelancers Small Business Medium Business Individuals	Large Enterprises Freelancers Small Business Medium Business Individuals
Platforms Supported	Installed - Windows Browser Based (Cloud) Mobile - Android Mobile - iOS Installed - Mac Mobile - Windows Browser Based (Cloud)	Installed - Windows Browser Based (Cloud) Mobile - Android Mobile - iOS Installed - Mac Mobile - Windows Browser Based (Cloud)
Modes of support	24/7 (Live rep) Business Hours Online	24/7 (Live rep) Business Hours Online
API Support	Available	Available
	Get Quote	Get Quote

Slack User Reviews & Rating Comparison

User Ratings	4.5 (based on 35011 reviews)	3.5 (based on 572 reviews)
Rating Distribution	Excellent 2505 Very Good 213 Good 19 Poor 4 Terible 10	Excellent 31 Very Good 1 Good 0 Poor 1 Terible 1
Positive Reviews	No reviews available for the product	No reviews available for the product
	Read reviews	Read reviews

List of Customers

Customers	Slack_customers_0 Slack_customers_1 Slack_customers_2	Samsung SAP Commonwealth Bank

Media and Screenshots

Screenshots	7 Screenshots	4 Screenshots
Videos	1 Videos	4 Videos

Top Alternatives to Slack and Mattermost in 2025

Alternatives	Microsoft Teams 4.3 Glip 4.4 Google Chat 4.3	mi.team Rocket.Chat 3.9 Glip 4.4

Frequently Asked Questions (FAQs)

Stuck on something? We're here to help with all the questions and answers in one place.

Yes, both Slack and Mattermost offer a Free Trial.

Slack is designed for Freelancers, Large Enterprises, Medium Business and Small Business.

Mattermost is designed for Large Enterprises, Medium Business and Small Business.

Pricing for Slack Starts at $2.67/Month whereas for Mattermost Starts at $3.25/User/Month.

Some top alternatives to Slack includes Microsoft Teams, Glip, Google Chat, ChatWork, Dialog, Office Chat, imBee, Takle, SPACE Channel and Teamwork Chat.

Some top alternatives to Mattermost includes mi.team, Rocket.Chat, Glip, Zulip, Output Messenger, Trillian, Dialog, SafeChats, Takle and Teamwork Chat.

Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].

Slack vs Mattermost - Which Business Instant Messaging Software Platform Is Better in July 2025?

Slack

Mattermost

TL;DR - Quick Comparison SummaryAffiliate Disclosure

Description

Entry Level Pricing

Free Trial Availability

User Ratings

Software Demo

Demo

What Do Slack and Mattermost Cost?

Pricing Option

Starting From

Pricing Plans

Pricing Page

Other Details

Organization Types supported

Platforms Supported

Modes of support

API Support

Slack User Reviews & Rating Comparison

User Ratings

Rating Distribution

Positive Reviews

List of Customers

Customers

Media and Screenshots

Screenshots

Videos

Top Alternatives to Slack and Mattermost in 2025

Alternatives

Frequently Asked Questions (FAQs)

TL;DR - Quick Comparison Summary
Affiliate Disclosure