image

Slack

thumbs_up

thumbs_down

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.

Productivity
icon

Market Share of Slack

Current Customer(s)

373626

Market Share (Est.)

23.97%

Ranking

#2

Top Competitors and Alternatives of Slack

The top three of Slack’s competitors in the Productivity category are Microsoft Office 365 with 27.53%, Google Docs with 10.84%, Microsoft Excel with 8.06% market share.

TechnologyDomainsMarket Share (Est.)Versus page
Microsoft Office 36542902027.53%Slack vs Microsoft Office 365
Google Docs16891010.84%Slack vs Google Docs
Microsoft Excel1255918.06%Slack vs Microsoft Excel
JIRA Software774164.97%Slack vs JIRA Software
Microsoft Word655234.20%Slack vs Microsoft Word
Quip495643.18%Slack vs Quip
Microsoft Powerpoint342482.20%Slack vs Microsoft Powerpoint
Atlassian Confluence312862.01%Slack vs Atlassian Confluence
Inkscape310791.99%Slack vs Inkscape
Trello281231.80%Slack vs Trello
Airtable221071.42%Slack vs Airtable
Asana196711.26%Slack vs Asana
monday.com175201.12%Slack vs monday.com
Evernote161691.04%Slack vs Evernote
SAPENTA159391.02%Slack vs SAPENTA
Evernote Business157891.01%Slack vs Evernote Business
pocket144050.92%Slack vs pocket
Canvas LMS60630.39%Slack vs Canvas LMS
MangoApps25360.16%Slack vs MangoApps
Teamup Calendar22990.15%Slack vs Teamup Calendar
image

Popular Comparisons

Top Competitors and Alternatives of Slack

The top three of Slack’s competitors in the Productivity category are Microsoft Office 365 with 27.53%, Google Docs with 10.84%, Microsoft Excel with 8.06% market share.

Slack vs Microsoft Office 365

arrow_icon

Slack vs Google Docs

arrow_icon

Slack vs Microsoft Excel

arrow_icon

Slack vs JIRA Software

arrow_icon

Slack vs Microsoft Word

arrow_icon

Slack vs Quip

arrow_icon

Slack vs Microsoft Powerpoint

arrow_icon

Slack vs Atlassian Confluence

arrow_icon

Customers of Slack

Around the world in 2025, over 373619 companies have started using Slack as Productivity tool.

CustomersEmployee RangeCityRegionCountrySocial Links
SSM Health10,000+St. LouisMissouriUnited States
social_iconsocial_iconsocial_iconsocial_icon
Neoenergia10,000+Rio de JaneiroRio de JaneiroBrazil
social_iconsocial_iconsocial_iconsocial_icon
Sanlam10,000+Cape TownWestern CapeSouth Africa
social_iconsocial_iconsocial_iconsocial_icon
Royal Canadian Mounted Police10,000+OttawaOntarioCanada
social_iconsocial_iconsocial_iconsocial_icon
KCProfessional10,000+RoswellGeorgiaUnited States
social_iconsocial_iconsocial_iconsocial_icon
Franke10,000+AarburgAargauSwitzerland
social_iconsocial_iconsocial_iconsocial_icon
Panera Bread10,000+St. LouisMissouriUnited States
social_iconsocial_iconsocial_iconsocial_icon
Oversea-Chinese Banking Corp. Limited 10,000+SingaporeCentral SingaporeSingapore
social_iconsocial_iconsocial_iconsocial_icon
ADP10,000+RoselandNew JerseyUnited States
social_iconsocial_iconsocial_iconsocial_icon
Loews Corporation10,000+New York CityNew YorkUnited States
social_iconsocial_iconsocial_iconsocial_icon

Uncover hidden demand and identify accounts ready to buy with 6sense Intent Data.

Get a demoKnow More
Company Logo

Slack Customers by Products and Services

The top three products and services offering customers that use Slack for Productivity are Marketing (8508), Digital Marketing (6903), Social Media (6595).

Customers

Download the 6sense Chrome Extension to get verified contact data of Slack employees

Install Now
Company Logo

Slack Customers by Employee Size

The majority of Slack's customers for the productivity category fall in the company size of 20 - 49 employees (123967 companies), 0 - 9 employees (72198 companies), 100 - 249 employees (70515 companies).

Employee Size

Slack Customers by Geography

The top three geographies of Slack for productivity are the United States with 175253(59.39%), United Kingdom with 31026(10.51%), Canada with 16749(5.68%) customers respectively.

Customers

Employees of Slack

image

Also see other Products/Services by Slack in:

Instant Messaging And Chat
Internal Communications
Productivity
File Sharing
Project Collaboration

FAQ

Find answers to the most often asked questions by users.

Who are the top Slack competitors?

Slack’s Top competitors in the productivity category are Microsoft Office 365, Google Docs, Microsoft Excel. 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 Microsoft Office 365 Slack vs Google Docs Slack vs Microsoft Excel.

faq icon

What is Slack customer distribution based on company size?

faq icon

What is Slack market share in the productivity?

faq icon

What are the top countries that use Slack?

faq icon

What are the top industries that use Slack?

faq icon

Get everything in one place

Close deals faster by understanding your clients well. Know their technology stack, contract renewal date, top decision-makers, hiring trends, and top company news in one place.

Get a demo

Get instant access to B2B contact data across the web

Sign Up Today
6sense Logo
social iconssocial iconssocial iconssocial icons
MarketingAccount IdentificationIntent DataData Enrichment & ManagementPredictive AnalyticsOrchestrations & WorkflowsAudience BuildingAdvertisingConversational EmailPipeline IntelligenceIntegrations
SolutionsBusiness ServicesFinancial ServicesTransportation & LogisticsManufacturingTechnologyCustomersMeet Our CustomersCustomer StoriesCustomer ReviewsRevCityKnowledge Base

Company

AboutLeadership TeamCareersNewsroomCommunity

Browse 6sense Data

TechnographicsComparing TechnologiesCompany SearchPeople Search
TermsPrivacy PolicyPrivacy CenterDo Not Sell or Share My Personal Information

© 2025 6sense