Compare Mattermost and Output Messenger 
Featured Products
At a Glance
Market Segments
Mid-Market (37.9% of reviews)
Small-Business (41.7% of reviews)
Entry-Level Pricing
$0.00
$30
Mattermost
Star Rating
(364)4.3 out of 5
Market Segments
Mid-Market (37.9% of reviews)
Pros & Cons
Entry-Level Pricing
$0.00
Browse all 3 pricing plansOutput Messenger
Star Rating
(13)4.2 out of 5
Market Segments
Small-Business (41.7% of reviews)
Pros & Cons
Entry-Level Pricing
$30
Browse all 4 pricing plansMattermost vs Output Messenger
- Reviewers felt that Mattermost meets the needs of their business better than Output Messenger.
- When comparing quality of ongoing product support, reviewers felt that Mattermost is the preferred option.
- For feature updates and roadmaps, our reviewers preferred the direction of Mattermost over Output Messenger.
Pricing
Entry-Level Pricing
Mattermost
Starter
$0.00
Increased productivity for small teams
- Unlimited 1:1 and group messaging
- Unlimited users, channels, teams
- Unlimited boards
Free Trial
Mattermost
Free Trial is available
Output Messenger
No trial information availableRatings
Meets Requirements
8.7
301
8.6
11
Ease of Use
8.8
307
8.5
11
Ease of Setup
8.1
97
Not enough data
Ease of Admin
8.3
69
Not enough data
Quality of Support
8.2
232
7.6
9
Has the product been a good partner in doing business?
9.0
58
Not enough data
Product Direction (% positive)
8.4
296
6.8
11
Features by Category
Business Instant Messaging
8.7
196
Not enough data
8.6
203
9.0
5
8.0
192
9.0
5
Business Instant Messaging
7.8
119
Not enough data
7.9
111
Not enough data
Business Instant Messaging
8.0
178
Not enough data
8.9
189
Not enough data
8.3
166
Not enough data
Generative AI - Business Instant Messaging
4.9
15
Not enough data
AI - Business Instant Messaging
5.3
15
Not enough data
6.2
15
Not enough data
4.6
14
Not enough data
5.7
14
Not enough data
Agentic AI - Business Instant Messaging
5.9
11
Not enough data
5.3
11
Not enough data
Setup
8.5
20
Not enough data
8.8
20
Not enough data
7.9
20
Not enough data
8.7
21
Not enough data
Management
8.7
19
Not enough data
8.0
19
Not enough data
8.1
20
Not enough data
Generative AI
6.9
12
Not enough data
Agentic AI - Workflow Management
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Communication
8.5
20
Not enough data
8.8
20
Not enough data
8.7
19
Not enough data
Planning
9.6
19
Not enough data
9.6
19
Not enough data
8.6
19
Not enough data
8.9
19
Not enough data
8.6
19
Not enough data
Workflow Management
8.9
19
Not enough data
9.0
19
Not enough data
9.0
18
Not enough data
8.4
18
Not enough data
Categories
Categories
Shared Categories
Mattermost and Output Messenger are categorized as Business Instant Messaging
Unique Categories
Mattermost is categorized as Product Management and Workflow Management
Output Messenger has no unique categories
Reviews
Reviewers' Company Size
Mattermost
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
Output Messenger
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
Small-Business
(50 or fewer emp.)
Mid-Market
(51-1000 emp.)
Enterprise
(> 1000 emp.)
Reviewers' Industry
Information Technology and Services
21.0%
Computer Software
14.4%
Financial Services
4.6%
Computer & Network Security
4.0%
Internet
3.7%
Other
52.3%
Real Estate
18.2%
Staffing and Recruiting
9.1%
Online Media
9.1%
Newspapers
9.1%
Luxury Goods & Jewelry
9.1%
Other
45.5%
Discussions
What is Mattermost used for?
3 Comments
HF
Mattermost is used primarily as a chat platform.Read more
What is Mattermost used for?
2 Comments
BB
For business & professional communications mostly. You can say opensource slack.Read more
Is Slack a Mattermost?
2 Comments
BB
Slack is not “Mattermost”. But Mattermost in same category, and best open-source alternative to slack with more features.Read more
What is your best way of using this app for mass messenger marketing?
1 Comment
JV
Hi,
I have been using this for the past 3-4 years as far as my knowledge, this app is not for marketing. Read more
Output Messenger has no more discussions with answers
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