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Slack

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Slack is a single workspace that connects users with the people and tools they work with everyday, no matter where they are or what they do.

Internal Communications
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Market Share of Slack

Current Customer(s)

374502

Market Share (Est.)

92.86%

Ranking

#1

Top Competitors and Alternatives of Slack

The top three of Slack’s competitors in the Internal Communications category are monday.com with 4.37%, Bitrix24 with 2.06%, Beekeeper with 0.22% market share.

TechnologyDomainsMarket Share (Est.)Versus page
monday.com176044.37%Slack vs monday.com
Bitrix2483242.06%Slack vs Bitrix24
Beekeeper9070.22%Slack vs Beekeeper
MyHub Intranet3270.08%Slack vs MyHub Intranet
Staffbase3180.08%Slack vs Staffbase
Mattermost2900.07%Slack vs Mattermost
SendBird1990.05%Slack vs SendBird
Unily1600.04%Slack vs Unily
Glip830.02%Slack vs Glip
Clinked720.02%Slack vs Clinked
Happeo710.02%Slack vs Happeo
Our People680.02%Slack vs Our People
Interact610.02%Slack vs Interact
Favro610.02%Slack vs Favro
Wire520.01%Slack vs Wire
Igloo Software410.01%Slack vs Igloo Software
Jostle370.01%Slack vs Jostle
Rave Guardian230.01%Slack vs Rave Guardian
WebHR220.01%Slack vs WebHR
Twine140.00%Slack vs Twine
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Popular Comparisons

Top Competitors and Alternatives of Slack

The top three of Slack’s competitors in the Internal Communications category are monday.com with 4.37%, Bitrix24 with 2.06%, Beekeeper with 0.22% market share.

Slack vs monday.com

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Slack vs Bitrix24

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Slack vs Beekeeper

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Slack vs MyHub Intranet

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Slack vs Staffbase

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Slack vs Mattermost

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Slack vs SendBird

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Slack vs Unily

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Customers of Slack

Around the world in 2025, over 374488 companies have started using Slack as Internal Communications tool.

CustomersEmployee RangeCityRegionCountrySocial Links
Egmont10,000+CopenhagenCapital RegionDenmark
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DENSO10,000+KariyaAichiJapan
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Nolato10,000+TorekovSkaneSweden
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Adecoagro10,000+Sao PauloMato Grosso do SulBrazil
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Bechtel10,000+RestonVirginiaUnited States
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Jack In The Box10,000+San DiegoCaliforniaUnited States
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REWE Group10,000+KoelnNorth Rhine-WestphaliaGermany
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Huaxia Bank10,000+BeijingBeijingPeople's Republic of China
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SINOPEC Engineering (Group) Co., Ltd.10,000+BeijingBeijingPeople's Republic of China
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BCD Group10,000+UtrechtUtrechtNetherlands
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Slack Customers by Products and Services

The top three products and services offering customers that use Slack for Internal Communications are Marketing (8509), Digital Marketing (6899), Social Media (6593).

Customers

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Slack Customers by Employee Size

The majority of Slack's customers for the internal-communications category fall in the company size of 20 - 49 employees (124226 companies), 0 - 9 employees (72370 companies), 100 - 249 employees (70688 companies).

Employee Size

Slack Customers by Geography

The top three geographies of Slack for internal-communications are the United States with 175721(59.40%), United Kingdom with 31107(10.52%), Canada with 16775(5.67%) customers respectively.

Customers

Employees of Slack

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Also see other Products/Services by Slack in:

Project Collaboration
Communication
Internal Communications
Productivity
Instant Messaging And Chat

FAQ

Find answers to the most often asked questions by users.

Who are the top Slack competitors?

Slack’s Top competitors in the internal-communications category are monday.com, Bitrix24, Beekeeper. You can view a full list of Slack competitors here. 6sense uses advanced data mining and AI algorithms to track customers and competitors of Slack and 40,000 other technologies on the internet. You can also compare Slack and its feature with top competitors here : Slack vs monday.com Slack vs Bitrix24 Slack vs Beekeeper.

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What is Slack customer distribution based on company size?

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What is Slack market share in the internal-communications?

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What are the top countries that use Slack?

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What are the top industries that use Slack?

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