Slack Statistics

Slack is a leading business communication platform that has revolutionized workplace collaboration with its real-time messaging, integrations, and workflow automation. From user growth to enterprise adoption, Slack continues to play a pivotal role in modern digital workplaces. This post highlights key statistics that provide insights into Slack’s financial performance, active user base, and global presence. Here are the latest Slack statistics and trends for 2025 and beyond.

last updateLast updated: March 19, 2025

Slack Statistics: Top Picks

Here are the top picks of Slack Statistics 2025:

Slack Daily Active Users (2024)
42M
Slack Daily Active Users (2024)
Slack Monthly PPC Spend
$209K
Slack Monthly PPC Spend
Slack Paid Customer Count
200K+
Slack Paid Customer Count
Slack's Annual Revenue (2023)
$1.7B
Slack's Annual Revenue (2023)
Slack Acquisition Value
$27.7B
Slack Acquisition Value
Slack Monthly Web Traffic
2M+
Slack Monthly Web Traffic

Slack Key Facts & Insights

Slack was acquired by Salesforce for $27.7 billion in July 2021.

Major companies such as IBM, Amazon, PayPal, and Airbnb use Slack for business communication.

Microsoft Teams was the highest competition of Slack, with approximately eight times as many users as Slack in 2023.

Slack reduces emails by 32% and meetings by 27% for teams using the platform.

Slack has over 1.2 million followers on LinkedIn and approximately 400,000 followers on Twitter.

Users & Audience

Slack DAU (2024)
42M
Slack DAU (2024)
Slack Global Expansion (# Of Countries)
150+
Slack Global Expansion (# Of Countries)
# Of Organizations Using Slack
1M+
# Of Organizations Using Slack
Slack User Engagement (Daily)
90 min
Slack User Engagement (Daily)
Slack Message Volume (Weekly)
1.5B
Slack Message Volume (Weekly)
Slack Developer Community
500K+
Slack Developer Community

29+ Slack Statistics & Facts

Slack had an estimated 42 million daily active users in 2024, increasing from 38 million in 2023.

Slack Daily Active Users Statistics
Description

Slack Daily Active Users Statistics

Embed The Graphic
info
<a href="https://analyzify.com/statsup/slack#stat-slack-daily-active-users-statistics" title="Slack Daily Active Users Statistics"><img src="https://statsup.net/media/4/8509/slack-statistics-1LX1SbZf.png" alt="Slack Daily Active Users Statistics" width="100%" height="auto" style="width: 100%; height: auto !important; max-width:960px;-ms-interpolation-mode: bicubic;" /></a><br />
                    Source: <a target="_blank" href="https://analyzify.com/statsup/" title="Source: StatsUp by Analyzify">StatsUp</a>
Use This Image:

May be used without charge by all commercial and non-commercial websites. Attribution (link) is required.

Download Imagedownload

Slack’s revenue grew from $12 million in 2014 to $1.7 billion in 2023, showing continuous growth over the years.

Slack Revenue Growth Statistics
Description

Slack Revenue Growth Statistics

Embed The Graphic
info
<a href="https://analyzify.com/statsup/slack#stat-slack-revenue-growth-statistics" title="Slack Revenue Growth Statistics"><img src="https://statsup.net/media/4/8508/slack-statistics-9-Sf2zmmme.png" alt="Slack Revenue Growth Statistics" width="100%" height="auto" style="width: 100%; height: auto !important; max-width:960px;-ms-interpolation-mode: bicubic;" /></a><br />
                    Source: <a target="_blank" href="https://analyzify.com/statsup/" title="Source: StatsUp by Analyzify">StatsUp</a>
Use This Image:

May be used without charge by all commercial and non-commercial websites. Attribution (link) is required.

Download Imagedownload

Slack was acquired by Salesforce for $27.7 billion in July 2021.

Slack Acquisition Statistics
Description

Slack Acquisition Statistics

Embed The Graphic
info
<a href="https://analyzify.com/statsup/slack#stat-slack-acquisition-statistics" title="Slack Acquisition Statistics"><img src="https://statsup.net/media/4/8501/slack-statistics-2-Fp9T96J5.png" alt="Slack Acquisition Statistics" width="100%" height="auto" style="width: 100%; height: auto !important; max-width:960px;-ms-interpolation-mode: bicubic;" /></a><br />
                    Source: <a target="_blank" href="https://analyzify.com/statsup/" title="Source: StatsUp by Analyzify">StatsUp</a>
Use This Image:

May be used without charge by all commercial and non-commercial websites. Attribution (link) is required.

Download Imagedownload

Slack’s public valuation peaked at $23 billion in 2019 before being acquired by Salesforce two years later.

What was Slack's valuation before Salesforce?
Description

What was Slack's valuation before Salesforce?

Embed The Graphic
info
<a href="https://analyzify.com/statsup/slack#stat-what-was-slacks-valuation-before-salesforce" title="What was Slack's valuation before Salesforce?"><img src="https://statsup.net/media/4/8502/slack-statistics-3-J0h5oBXx.png" alt="What was Slack's valuation before Salesforce?" width="100%" height="auto" style="width: 100%; height: auto !important; max-width:960px;-ms-interpolation-mode: bicubic;" /></a><br />
                    Source: <a target="_blank" href="https://analyzify.com/statsup/" title="Source: StatsUp by Analyzify">StatsUp</a>
Use This Image:

May be used without charge by all commercial and non-commercial websites. Attribution (link) is required.

Download Imagedownload

Slack users send approximately 1.5 billion messages per week.

How many messages are sent on Slack?
Description

How many messages are sent on Slack?

Embed The Graphic
info
<a href="https://analyzify.com/statsup/slack#stat-how-many-messages-are-sent-on-slack" title="How many messages are sent on Slack?"><img src="https://statsup.net/media/4/8504/slack-statistics-5-EHY59DtD.png" alt="How many messages are sent on Slack?" width="100%" height="auto" style="width: 100%; height: auto !important; max-width:960px;-ms-interpolation-mode: bicubic;" /></a><br />
                    Source: <a target="_blank" href="https://analyzify.com/statsup/" title="Source: StatsUp by Analyzify">StatsUp</a>
Use This Image:

May be used without charge by all commercial and non-commercial websites. Attribution (link) is required.

Download Imagedownload

The average Slack user is staying active for 90 minutes per day on weekdays.

Slack User Engagement Statistics
Description

Slack User Engagement Statistics

Embed The Graphic
info
<a href="https://analyzify.com/statsup/slack#stat-slack-user-engagement-statistics" title="Slack User Engagement Statistics"><img src="https://statsup.net/media/4/8503/slack-statistics-4-f58K75S5.png" alt="Slack User Engagement Statistics" width="100%" height="auto" style="width: 100%; height: auto !important; max-width:960px;-ms-interpolation-mode: bicubic;" /></a><br />
                    Source: <a target="_blank" href="https://analyzify.com/statsup/" title="Source: StatsUp by Analyzify">StatsUp</a>
Use This Image:

May be used without charge by all commercial and non-commercial websites. Attribution (link) is required.

Download Imagedownload

Over 500,000 developers are registered on Slack.

How many developers use Slack?
Description

Slack Developer Community Statistics in 2025

Embed The Graphic
info
<a href="https://analyzify.com/statsup/slack#stat-how-many-developers-use-slack" title="How many developers use Slack?"><img src="https://statsup.net/media/4/8505/slack-statistics-6-iqwvnZ9Z.png" alt="How many developers use Slack?" width="100%" height="auto" style="width: 100%; height: auto !important; max-width:960px;-ms-interpolation-mode: bicubic;" /></a><br />
                    Source: <a target="_blank" href="https://analyzify.com/statsup/" title="Source: StatsUp by Analyzify">StatsUp</a>
Use This Image:

May be used without charge by all commercial and non-commercial websites. Attribution (link) is required.

Download Imagedownload

There are 2,000 apps and 750 bots available in the Slack App Directory.

Slack App Directory Statistics in 2025
Description

Slack App Directory Statistics in 2025

Embed The Graphic
info
<a href="https://analyzify.com/statsup/slack#stat-slack-app-directory-statistics-in-2025" title="Slack App Directory Statistics in 2025"><img src="https://statsup.net/media/4/8506/slack-statistics-7-d6DsJa3l.png" alt="Slack App Directory Statistics in 2025" width="100%" height="auto" style="width: 100%; height: auto !important; max-width:960px;-ms-interpolation-mode: bicubic;" /></a><br />
                    Source: <a target="_blank" href="https://analyzify.com/statsup/" title="Source: StatsUp by Analyzify">StatsUp</a>
Use This Image:

May be used without charge by all commercial and non-commercial websites. Attribution (link) is required.

Download Imagedownload

According to Slack, 65 of the Fortune 100 companies use Slack in some capacity.

How many Fortune 100 companies use Slack?
Description

Slack Fortune 100 Usage Statistics in 2025

Embed The Graphic
info
<a href="https://analyzify.com/statsup/slack#stat-how-many-fortune-100-companies-use-slack" title="How many Fortune 100 companies use Slack?"><img src="https://statsup.net/media/4/8507/slack-statistics-8-yPjCOuvr.png" alt="How many Fortune 100 companies use Slack?" width="100%" height="auto" style="width: 100%; height: auto !important; max-width:960px;-ms-interpolation-mode: bicubic;" /></a><br />
                    Source: <a target="_blank" href="https://analyzify.com/statsup/" title="Source: StatsUp by Analyzify">StatsUp</a>
Use This Image:

May be used without charge by all commercial and non-commercial websites. Attribution (link) is required.

Download Imagedownload

The number of companies using Slack increased from 30,000 in 2014 to 1.1 million in 2023.

How many companies use Slack?
Description

How many companies use Slack?

Embed The Graphic
info
<a href="https://analyzify.com/statsup/slack#stat-how-many-companies-use-slack" title="How many companies use Slack?"><img src="https://statsup.net/media/4/8500/slack-statistics-1-cIpFD8BL.png" alt="How many companies use Slack?" width="100%" height="auto" style="width: 100%; height: auto !important; max-width:960px;-ms-interpolation-mode: bicubic;" /></a><br />
                    Source: <a target="_blank" href="https://analyzify.com/statsup/" title="Source: StatsUp by Analyzify">StatsUp</a>
Use This Image:

May be used without charge by all commercial and non-commercial websites. Attribution (link) is required.

Download Imagedownload

Slack has daily active users in over 150 countries.

Slack has an overall rating of 4.1 stars on Glassdoor, with a 96% CEO approval rating and a 65% positive business outlook rating.

Slack’s website receives over 2 million organic search visits per month.

Slack’s Twitter account has approximately 400,000 followers.

Slack’s LinkedIn account has over 1.2 million followers.

Slack spends approximately $209,159 per month on PPC advertising, generating 48,043 visits through paid search.

Slack partners with over 1,000 SaaS products that contribute to shaping the future of work.

The Slack Fund invests in and collaborates with entrepreneurs building new software companies.

Slack has approximately 4,200 employees.

Slack for Good aims to increase the number of historically underrepresented individuals in the technology industry.

Denise Dresser was appointed CEO of Slack in November 2023, replacing Lidiane Jones.

Slack has offices in several cities, including San Francisco, New York City, Denver, Toronto, London, Paris, Tokyo, Dublin, Vancouver, Pune, and Melbourne.

Slack offers paid plans, including the Pro and Business+ plans, along with a free plan with limited features.

Slack's highest-priced product is the Enterprise Grid plan, which is quoted separately upon request and designed for large companies or those in regulated industries.

Slack offers a free plan with a 90-day message history, 1:1 audio and video calls, and up to 10 app integrations in 2025.

Slack raised a total of $29.1 billion across 12 funding rounds before being acquired by Salesforce.

Slack’s organic search traffic is valued at approximately $5.8 million per month.

Slack has over 200,000 paid customers worldwide.

Slack’s valuation grew from $1.1 billion in 2014 to $27 billion in 2021 when acquired by Salesforce.

Slack Timeline & History


  1. August 2013 - Slack Announced

    Stewart Butterfield, co-founder of Flickr, announced Slack as a new team communication platform.

  2. February 2014 - Slack's Public Launch

    Slack officially launched to the public and quickly gained traction.

  3. April 2014 - Slack's First Major Funding

    Slack raised $42.75 million in funding from venture capital firms.

  4. October 2014 - 100,000 Daily Active Users

    Slack reached 100,000 daily active users just months after its launch.

  5. April 2016 - Acquisition of Screenhero

    Slack acquired Screenhero to enhance its voice and video call capabilities.

  6. September 2017 - Slack Enterprise Grid

    Slack launched Enterprise Grid, a solution designed for large organizations.

  7. April 2019 - 10 Million Daily Active Users

    Slack surpassed 10 million daily active users.

  8. June 20, 2019 - Going Public

    Slack went public on the New York Stock Exchange under the ticker symbol "WORK" through a direct listing.

  9. December 1, 2020 - Salesforce Acquisition

    Salesforce announced its acquisition of Slack for $27.7 billion.

  10. July 21, 2021 - Salesforce Finalizes Acquisition

    Salesforce officially completed its acquisition of Slack, integrating it into its ecosystem.

  11. March 2024 - AI Features Introduced

    Slack introduced AI-powered features, enhancing search, automation, and workflow capabilities.

Contributors
Aysegul
Content Creator

Latest Statistics

Telegram Statistics (2025)

Last Updated: April 07, 2025
open post

Anthropic (Claude AI) Statistics (2025)

Last Updated: April 07, 2025
open post

Shein Statistics

Last Updated: March 12, 2025
open post

Airbnb Statistics

Last Updated: March 03, 2025
open post

NVIDIA Statistics

Last Updated: February 19, 2025
open post

DeepSeek Statistics

Last Updated: February 10, 2025
open post