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Mattermost

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Mattermost is an open source, on-premise team communications tool.

Instant Messaging
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Market Share of Mattermost

Current Customer(s)

350

Market Share (Est.)

0.23%

Ranking

#14

Top Competitors and Alternatives of Mattermost

The top three of Mattermost’s competitors in the Instant Messaging category are Telegram with 44.41%, Flock with 26.31%, Kakao Talk with 8.14% market share.

TechnologyDomainsMarket Share (Est.)Versus page
Telegram6906944.41%Mattermost vs Telegram
Flock4091726.31%Mattermost vs Flock
Kakao Talk126648.14%Mattermost vs Kakao Talk
Symphony90345.81%Mattermost vs Symphony
Chatra64664.16%Mattermost vs Chatra
Skype for Business50503.25%Mattermost vs Skype for Business
Jabber19261.24%Mattermost vs Jabber
Cisco Jabber18521.19%Mattermost vs Cisco Jabber
GroupMe16821.08%Mattermost vs GroupMe
Messenger13630.88%Mattermost vs Messenger
Google Cloud Pub/Sub12820.82%Mattermost vs Google Cloud Pub/Sub
Gitter12050.77%Mattermost vs Gitter
Riot4400.28%Mattermost vs Riot
OX App Suite3140.20%Mattermost vs OX App Suite
Pidgin2530.16%Mattermost vs Pidgin
Skype for Business Server2370.15%Mattermost vs Skype for Business Server
Mithi SkyConnect1970.13%Mattermost vs Mithi SkyConnect
Lita1860.12%Mattermost vs Lita
Cisco Spark1540.10%Mattermost vs Cisco Spark
Campfire1390.09%Mattermost vs Campfire
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Popular Comparisons

Top Competitors and Alternatives of Mattermost

The top three of Mattermost’s competitors in the Instant Messaging category are Telegram with 44.41%, Flock with 26.31%, Kakao Talk with 8.14% market share.

Mattermost vs Telegram

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Mattermost vs Flock

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Mattermost vs Kakao Talk

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Mattermost vs Symphony

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Mattermost vs Chatra

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Mattermost vs Skype for Business

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Mattermost vs Jabber

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Mattermost vs Cisco Jabber

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Customers of Mattermost

Around the world in 2025, over 345 companies have started using Mattermost as Instant Messaging tool.

CustomersEmployee RangeCityRegionCountrySocial Links
ManTech10,000+HerndonVirginiaUnited States
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Midea10,000+FoshanGuangdongPeople's Republic of China
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Bosch10,000+GerlingenBaden-WuerttembergGermany
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MITRE10,000+McLeanVirginiaUnited States
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Telkom Indonesia10,000+BandungWest JavaIndonesia
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Macquarie Group10,000+SydneyNew South WalesAustralia
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ServiceNow, Inc.10,000+Santa ClaraCaliforniaUnited States
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NASA - National Aeronautics & Space Administration10,000+Washington, D.C.Washington, D.C.United States
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Ericsson10,000+StockholmStockholmSweden
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United States Space Force10,000+Washington, D.C.Washington, D.C.United States
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Mattermost Customers by Products and Services

The top three products and services offering customers that use Mattermost for Instant Messaging are Software Development (25), Digital Transformation (21), Cybersecurity (17).

Customers

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Mattermost Customers by Employee Size

The majority of Mattermost's customers for the instant-messaging category fall in the company size of 100 - 249 employees (88 companies), 10,000+ employees (73 companies), 20 - 49 employees (59 companies).

Employee Size

Mattermost Customers by Geography

The top three geographies of Mattermost for instant-messaging are the United States with 156(57.35%), France with 35(12.87%), Germany with 18(6.62%) customers respectively.

Customers

Employees of Mattermost

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Also see other Products/Services by Mattermost in:

Instant Messaging
Instant Messaging And Chat
Internal Communications

FAQ

Find answers to the most often asked questions by users.

Who are the top Mattermost competitors?

Mattermost’s Top competitors in the instant-messaging category are Telegram, Flock, Kakao Talk. You can view a full list of Mattermost competitors here. 6sense uses advanced data mining and AI algorithms to track customers and competitors of Mattermost and 40,000 other technologies on the internet. You can also compare Mattermost and its feature with top competitors here : Mattermost vs Telegram Mattermost vs Flock Mattermost vs Kakao Talk.

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What is Mattermost customer distribution based on company size?

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What is Mattermost market share in the instant-messaging?

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What are the top countries that use Mattermost?

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What are the top industries that use Mattermost?

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