Messaging apps and collaboration tools for businesses and companies are one of the most-used platforms for remote work setup.
One of the life-saver platforms during COVID-19 lockdowns was Slack.
This messaging app connects users to work conveniently as a team. It allows people in the organization to message and collaborate easily.
Data reveals that Slack has an estimated 20 million active users today from around 10 million before the pandemic.
Wondering what Slack’s market share is in 2025? Let’s find out.
When Slack celebrated its fifth anniversary, it had over 10 million daily active users and more than 85,000 paid customers worldwide.
During the height of the pandemic, organizations need to adapt to the work-from-home setup due to the strict lockdowns.
This is one of the reasons why it grew rapidly.
What is the Slack market share today? According to Slintel’s report, Slack claims a market share of 33.95% in the communication category in 2023.
Its top competitors in the same category are Whatsapp Business, Microsoft Office 365, and Quip.
Below are Slack’s competitors and alternatives with their market shares in 2023:
- Slack has a market share of 33.95% in the communication category
- Whatsapp Business has a market share of 18.41% in the communication category
- Microsoft Office 365 has a market share of 14.06% in the communication category
- Quip has a market share of 3.55% in the communication category
- Intercom has a market share of 2.52% in the communication category
- Skype has a market share of 2.50% in the communication category
- Agile CRM has a market share of 2.37% in the communication category
- GoToWebinar has a market share of 1.55% in the communication category
- Avaya has a market share of 1.30% in the communication category
- Verizon has a market share of 1.16% in the communication category
- Asana has a market share of 1.09% in the communication category
- ProSel has a market share of 1.05% in the communication category
- Sarbacane has a market share of 0.86% in the communication category
- Ryver has a market share of 0.64% in the communication category
- Mitel has a market share of 0.63% in the communication category
- ON24 has a market share of 0.60% in the communication category
- Recruiterbox has a market share of 0.60% in the communication category
- Bitrix24 has a market share of 0.59% in the communication category
- Twilio has a market share of 0.58% in the communication category
- Microsoft Dynamics GP has a market share of 0.56% in the communication category
- Workplace by Facebook has a market share of 0.47% in the communication category
Slack helps the team in organizing team conversations to plan for the week’s tasks and goals.
This collaboration tool brings people together to get things done.
According to Enlyft, as of today, 133,916 companies use Slack in the Collaborative Software category.
It has almost 17.5% market share in the said category in 2023. It is next to Microsoft SharePoint with almost 25%.
Here are Slack’s competing products in the Collaborative Software category with their market shares in 2023:
- Slack recorded a 17.49% market share in the Collaborative Software category
- Microsoft SharePoint recorded a 24.86% market share in the Collaborative Software category
- Workplace by Facebook recorded a 7.47% market share in the Collaborative Software category
- SlideShare recorded a 7.40% market share in the Collaborative Software category
- IBM Lotus Domino recorded a 6% market share in the Collaborative Software category
- IBM Lotus Notes recorded a 6% market share in the Collaborative Software category
- Rocket.Chat recorded a 6% market share in the Collaborative Software category
- Microsoft SharePoint Online recorded a 6% market share in the Collaborative Software category
- Microsoft Teams recorded less than a 5% market share in the Collaborative Software category
- Bitrix24 recorded less than a 5% market share in the Collaborative Software category
Leading Industries that Use Slack for Communication
In 2023, more than 399,684 companies worldwide use Slack as a communication tool.
The marketing industry is the leading industry that uses Slack for communication, accounting for almost 13,000.
Digital marketing comes next with 10,207.
Let’s take a look at the leading industries that use Slack for communication in 2023:
- About 12,677 customers from the marketing industry use Slack for communication
- About 10,207 customers from the digital marketing industry use Slack for communication
- About 9,508 customers from the social media industry use Slack for communication
- About 8,964 customers from the technology industry use Slack for communication
- About 8,812 customers from the web development industry use Slack for communication
- About 8,392 customers from the SEO industry use Slack for communication
- About 7,900 customers from the software development industry use Slack for communication
Distribution of Slack Customers by Industry
The largest segment in the distribution of Slack customers by industry is Information Technology and Services, with 16,577 customers, equivalent to 13%.
Computer Software follows with over 15,000 customers, equal to 12%.
Here is the distribution of Slack Customers by industry in 2023:
- Slack has 16,577 customers from the Information Technology and Services industry
- Slack has 15,480 customers from the Computer Software industry
- Slack has 9,551 customers from the Marketing and Advertising industry
- Slack has 7,452 customers from the Internet industry
- Slack has 3,259 customers from the Financial Services industry
- Slack has 3,212 customers from the Retail industry
- Slack has 2,561 customers from the Design industry
- Slack has 2,121 customers from the Real Estate industry
- Slack has 2,114 customers from the Non-Profit Organization Management industry
- Slack has 2,082 customers from the Construction industry
Top Countries Using Slack for Communication
In 2023, companies that use Slack for communication are mostly from the United States, with more than 250,000 customers.
It accounts for 44.76%. Other countries next to the United States are the United Kingdom, India, and Canada.
Below are the top countries that use Slack for communication in 2023, based on Slintel’s report:
- 255,931 customers from the United States use Slack for communication
- 46,263 customers from the United Kingdom use Slack for communication
- 27,222 customers from India use Slack for communication
- 24,319 customers from Canada use Slack for communication
- 18,422 customers from Germany use Slack for communication
- 17,863 customers from France use Slack for communication
- 16,727 customers from Australia use Slack for communication
Conclusion
Today, Slack is one of the most trusted communication tools for businesses and companies to connect with their teams.
It has over 200,000 paid customers in more than 150 countries worldwide.
A report shows that 66% of companies and businesses using Microsoft Teams in 2019 also use Slack.
What is Slack market share in 2023?
Slack has a nearly 34% market share in the communication category in 2023 and recorded an almost 18% market share in the collaborative software category.