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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.

Project Collaboration
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Market Share of Slack

Current Customer(s)

637637

Market Share (Est.)

10.34%

Ranking

#2

Top Competitors and Alternatives of Slack

The top three of Slack’s competitors in the Project Collaboration category are G Suite with 79.32%, Quip with 1.31%, JIRA Software with 1.25% market share.

TechnologyDomainsMarket Share (Est.)Versus page
G Suite489221079.32%Slack vs G Suite
Quip805731.31%Slack vs Quip
JIRA Software772791.25%Slack vs JIRA Software
Agile CRM441040.72%Slack vs Agile CRM
QuickBase358190.58%Slack vs QuickBase
Atlassian Confluence333770.54%Slack vs Atlassian Confluence
Freshworks320980.52%Slack vs Freshworks
Microsoft Project288250.47%Slack vs Microsoft Project
Trello275120.45%Slack vs Trello
Airtable209250.34%Slack vs Airtable
Asana205520.33%Slack vs Asana
NetSuite194870.32%Slack vs NetSuite
Box193690.31%Slack vs Box
monday.com180300.29%Slack vs monday.com
Smartsheet163170.26%Slack vs Smartsheet
Ryver129100.21%Slack vs Ryver
PBworks BusinessHub120620.20%Slack vs PBworks BusinessHub
Glasscubes103960.17%Slack vs Glasscubes
Bitrix2480940.13%Slack vs Bitrix24
Microsoft Planner72800.12%Slack vs Microsoft Planner
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Popular Comparisons

Top Competitors and Alternatives of Slack

The top three of Slack’s competitors in the Project Collaboration category are G Suite with 79.32%, Quip with 1.31%, JIRA Software with 1.25% market share.

Slack vs G Suite

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Slack vs Quip

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Slack vs JIRA Software

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Slack vs Agile CRM

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Slack vs QuickBase

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Slack vs Atlassian Confluence

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Slack vs Freshworks

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Slack vs Microsoft Project

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Customers of Slack

Around the world in 2025, over 623805 companies have started using Slack as Project Collaboration tool.

CustomersEmployee RangeCityRegionCountrySocial Links
HRSG10,000+KarachiSindhPakistan
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Smith & Nephew10,000+WatfordEnglandUnited Kingdom
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Fast Cargo Logistics Corporation10,000+Cebu CityCentral VisayasPhilippines
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Klett Gruppe10,000+StuttgartBaden-WuerttembergGermany
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Morh10,000+ZagrebCity of ZagrebCroatia
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BJC HealthCare10,000+St. LouisMissouriUnited States
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King County10,000+SeattleWashingtonUnited States
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Salesforce10,000+San FranciscoCaliforniaUnited States
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Research Integrity and Ethics - კვლევის კეთილსინდისიერება და ეთიკა10,000+TbilisiT'bilisiGeorgia
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South China Financial Holdings10,000+Hong KongHong Kong SARPeople's Republic of China
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Slack Customers by Products and Services

The top three products and services offering customers that use Slack for Project Collaboration are Marketing (10623), Digital Marketing (8369), Social Media (7711).

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Slack Customers by Employee Size

The majority of Slack's customers for the project-collaboration category fall in the company size of 20 - 49 employees (217845 companies), 100 - 249 employees (156176 companies), 0 - 9 employees (107574 companies).

Employee Size

Slack Customers by Geography

The top three geographies of Slack for project-collaboration are the United States with 331400(65.48%), United Kingdom with 44576(8.81%), Canada with 28029(5.54%) customers respectively.

Customers

Employees of Slack

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Also see other Products/Services by Slack in:

Communication
Project Collaboration
Productivity
File Sharing
Unified Communications

FAQ

Find answers to the most often asked questions by users.

Who are the top Slack competitors?

Slack’s Top competitors in the project-collaboration category are G Suite, Quip, JIRA Software. 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 G Suite Slack vs Quip Slack vs JIRA Software.

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What is Slack customer distribution based on company size?

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What is Slack market share in the project-collaboration?

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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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