49 New Slack Statistics For 2023: Revenue, Users, and Productivity
The Glorious Company Team
General Slack Statistics
1. Slack is an acronym that stands for “Searchable Log of All Conversation and Knowledge.”
2. Slack went public in June 2019.
At the time, the company reached a market cap of $19.5 billion.
3. On January 1, 2021, Slack and Salesforce announced that Salesforce would buy Slack for $27.7 billion.
The deal was one of the biggest tech acquisitions ever and officially closed on July 21, 2021.
4. The time people spend in email at work declined by 24% between 2013 and 2019, dropping from 13.6% in 2013 to 10.4% by 2019.
This consistent drop has been attributed to Slack (as well as its competitors like Meta’s Workplace, Google Chat and Meet, and Microsoft Teams).
The use of email (red) declines from 2013 to 2019 compared to the use of chat and messaging software (orange). Credit: Vox
5. Slack employs 2,545 people across the globe (as of January 31, 2021).
The headcount of Slack employees grew from 2,045 in 2020 to 2,545 in 2021, showing the furious pace of employee growth at the company in recent years.
6. Slack employees work in 10 countries and 4 continents all over the world.
Slack has offices in the US, Canada, France, Germany, the UK, Ireland, India, Japan, South Korea, and Australia. Its reach includes North America, Europe, Asia, and Australia.
7. There are currently more than 2,600 apps within the Slack App Directory
8. Almost 80% of Fortune 100 companies use Slack Connect, a feature that allows companies to work with external partners.
In total, more than 100,000 companies, which includes 77 Fortune 100 companies, rely on Slack Connect for collaboration with outside organizations.
9. Slack had more than 6 million paid seats as of 2019.
10. Slack counted almost 600,000 daily active registered developers in 2019.
Sources: Companies Market Cap, Business Insider, Salesforce, SEC, Markets Insider, Slack Integrations, Slack Fortune 100, Slack Engagement
Slack Statistics: Revenue Growth From 2014-2025
11. Slack reached $1 million in annual recurring revenue (ARR) in February 2014.
This milestone was reached in only 72 hours after the software was released to the public.
12. Slack made $25 million in annual revenue in 2015.
This represents a 25X increase in revenue from just a year earlier.
13. Slack earned $100 million in revenue in 2016.
Making this much was a then-benchmark for the company, topping the 9-figure mark for the first time.
14. Slack made $105.2 million in revenue for fiscal year 2017.
At this point, the company settled into a comfortable groove of steady, predictable revenue figures year over year.
15. Slack doubled to $220.5 million in revenue for fiscal year 2018.
This doubling of revenue coincided with Slack’s purchases of HipChat and Stride (by Atlassian), which confirmed its focus on bringing enterprise clients to its platform.
16. Slack earned $400.6 million in revenue for fiscal year 2019.
2019 was a banner year for Slack, as it is the year that it went public as a company and was listed on the New York Stock Exchange (NYSE).
17. Slack skyrocketed to $630.4 million in total revenue for fiscal year 2020.
The goal of the company this year was to continue courting enterprise clients with big subscription spending.
18. Slack made $902.6 million in total revenue for fiscal year 2021.
This growth represented a 43% increase year-over-year.
19. Slack made $273.4 million in total revenue for first quarter fiscal 2022.
This represents a 36% increase year-over-year (quarter-to-quarter).
20. Slack is on track to make $1.5 billion in revenue for full year fiscal 2023.
Slack’s accounting is now absorbed into its parent company, Salesforce, which issued this projection in its third quarter fiscal 2023 results.
21. Slack is projected to make $4.22 billion in revenue by the year 2025.
The company is betting on increasing user adoption and subscriptions. This is a projection issued by GP Bullhound.
Slack Stats: User Growth and Usage Demographics
22. Slack had 8.7 million daily active users (DAU) and 14.6 million monthly active users (MAU) in 2019.
23. Slack had 12.6 million daily active users and 21 million monthly active users in 2020.
The platform enjoyed a 45% increase in DAUs and a 44% increase in MAUs, respectively, year-over-year.
24. Slack saw 19.2 million daily active users and 32.2 million monthly active users in 2021.
Slack enjoyed a 52% increase in DAUs and a 53% increase in MAUs, respectively, year-over-year.
25. Slack had 25.7 million daily active users and 43.1 million monthly active users in 2022.
At this point, the software saw a 34% increase in both DAUs and MAUs, year-over-year.
26. The forecast is for Slack to have 32.3 million daily active users and 54.1 million monthly active users in 2023.
Such growth means that Slack will enjoy an increase of 26% in both DAUs and MAUs, year-over-year.
27. By 2024, Slack will have 38.8 million daily active users and 65 million monthly active users.
This growth translates to an increase of 20% for both DAUs and MAUs, year-over-year.
28. By 2025, Slack will see 47.2 million daily active users and 79 million monthly active users.
The forecast for this final year means the platform will see an increase of 22% in both DAUs and MAUs.
29. Tech workers at large companies send more than 200 Slack messages each week on average.
This has led to discussions that Slack, ironically, is actually hurting, not helping, work productivity.
30. Slack’s single-biggest customer is IBM, which rolled out Slack to all its 350,000 workers across the world in 2020.
Collectively, IBM employees send 9.2 million Slack messages per day, on average, to keep their workflows moving forward.
31. More than 50% of Slack’s daily active users reside outside the US, in more than 150 different countries.
Japan is Slack’s second-biggest market outside of the US.
32. 74% of Slack users would be unhappy if someone took their Slack access away.
33. 68% of Slack users rely on the software to complete work at their organizations.
34. 91% of Slack users say they’re more connected to their work teams when using Slack.
Sources: Vox, Slack press release, Statista, Slack DAUs, Slack Engagement
Slack Stats: Productivity
35. 76% of Slack’s active users use the Slack app on their mobile devices.
36. There are more than 5 billion actions performed by Slack users in the average workweek.
Of those 5 billion actions, 1 billion are done exclusively on mobile devices.
37. More than 70% of the overall messages sent in Slack in the average workday are sent on mobile devices or through a mix of mobile and desktop.
38. 87% of US-based Slack users indicated that the software optimized communication and collaboration within their businesses.
39. Of paying customers, Slack users spend more than 9 hours each workday connected to the software, which includes 90 minutes each workday actively using the platform.
40. Teams that perform work in Slack are 47% more productive.
41. Teams that use Slack perform work 35% faster.
42. Teams send 60% fewer emails when using Slack.
43. Employees now attend 39% fewer meetings by using Slack instead.
44. Slack contributes to a $2.1 million productivity savings and a 338% return on investment (ROI) for technical teams.
45. 87% of workers who use Slack say that their capability to work remotely has improved thanks to Slack.
46. 89% of Slack users admit that the software has optimized their communication.
47. 13% of Sales teams say that they closed more deals when using Slack.
48. Sales teams saved more than 31 minutes per user on their daily tasks.
49. 10.5 million workflows are launched every week within Slack, as of 2022.
This number more than doubled in one year, rising by 160% compared to the prior year.
Slack FAQs
Q: Where is Slack headquartered in 2023?
A: Slack is now headquartered in San Francisco’s Salesforce Tower, having moved there from Foundry Square in February 2023 due to Salesforce’s acquisition of Slack in 2021.
Q: Is Slack really more secure than email?
A: Yes. Slack isn’t affected by phishing or spam, which causes 90% of the problems of data breaches. Unlike an email address, your Slack handle can’t be sold or find its way onto a mailing list. Slack users only get messages from their colleagues and teammates or from external partners.
Q: How secure is Slack really?
A: Slack is very secure. The platform delivers enterprise-grade security with various compliance certifications like ISO/IEC 27001, SOC 2, and SOC 3.
Q: How many businesses use Slack each day?
A: More than 750,000 businesses all over the world rely on Slack every day. Their use of Slack is multi-faceted, ranging from messaging and sharing files to voice and video calls.
Slack: From Obscurity to Big Tech Giant
Slack’s meteoric rise in less than 10 years is quite impressive, to say the least. From what began as merely an internal tool for Tiny Speck (Butterfield’s computer-game startup) during the development of its first game called Glitch, Slack has come a long way. After years of aggressive user adoption, fundraising successes, an IPO, and the Salesforce acquisition, Slack’s future looks unstoppable.
If you want more info about any of these Slack stats, reach out to us to learn more.
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