Postman vs Slack: Revenue, Funding & Team Size Compared
Postman generates $313.1M in revenue; Slack generates $1.7B. Slack is 5.4× bigger than Postman by revenue. The table below compares Postman and Slack on funding, valuation, customers, team size and headquarters — every figure GetLatka has verified for each company.
| Company |  PostmanThis company |  Slack |
|---|---|---|
| Revenue | $313.1M | $1.7B |
| Valuation | $3.6B | $27.7B |
| Funding raised | $433M | $35.2B |
| Customers | 500K | 10M |
| Team size | 3.3K | 2.7K |
| Founded | 2014 | 2009 |
| HQ | San Francisco, United States | San Francisco, United States |
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Postman at a glance
Postman generates $313.1M in revenue with 3.3K employees, headquartered in San Francisco, United States.
- Revenue
- $313.1M
- Valuation
- $3.6B
- Funding
- $433M
- Customers
- 500K
- Team size
- 3.3K
- Founded
- 2014
The company that owns Postman.com is called Postman. It was founded in 2014 and is headquartered in San Francisco, California, USA. Postman is a collaboration platform for API development, allowing users to design, develop, and test APIs…
Slack at a glance
Slack generates $1.7B in revenue with 2.7K employees, headquartered in San Francisco, United States.
- Revenue
- $1.7B
- Valuation
- $27.7B
- Funding
- $35.2B
- Customers
- 10M
- Team size
- 2.7K
- Founded
- 2009
Slack Technologies, Inc. is an American international software company founded in 2009 in Vancouver, British Columbia, Canada.
Other Postman alternatives
Postman competes with more than the companies on this page. Browse the full alternative lists to compare revenue, funding and team size across the category.
Postman vs Slack: frequently asked questions
Is Postman or Slack bigger?
Slack is the bigger company by revenue, at $1.7B against $313.1M for Postman.
How much revenue does Postman make?
Postman generates $313.1M in annual revenue with a team of 3.3K.
How much revenue does Slack make?
Slack generates $1.7B in annual revenue with a team of 2.7K.
How much funding has Postman raised?
Postman has raised $433M in total funding since it was founded in 2014.
How much funding has Slack raised?
Slack has raised $35.2B in total funding since it was founded in 2009.