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Companies that use Plain

34 companies use Plain, as of October 2026.

Plain: API-first support. We've found 34 companies using Plain, most often in Software (39%) and Engineering, Product and Design (13%), typically with 11–50 employees and 68% based in United States.

Customers34companies use it
Most popular withSoftware6.5× more likely than average
Typical customer11–50employees · mostly United States
  1. Conveoconveo.aiB2B · United Kingdom
    51–200 employeesSeen Oct 2026
  2. Laravellaravel.comSoftware · United States
    11–50 employeesSeen Oct 2026
  3. Coinbasecoinbase.comCryptocurrency · United States
    1,001–5,000 employeesSeen Oct 2026
  4. Seen Oct 2026
  5. ElevenLabselevenlabs.ioArtificial Intelligence · United Kingdom
    201–1,000 employeesSeen Oct 2026
  6. OpenRouteropenrouter.aiSoftware · United States
    1–10 employeesSeen Oct 2026
  7. N8nn8n.ioSoftware · Germany
    11–50 employeesSeen Oct 2026
  8. Archilarchil.comInfrastructure · United States
    11–50 employeesSeen Oct 2026
  9. Ashbyashbyhq.comRecruiting and Talent · United States
    51–200 employeesSeen Oct 2026
  10. Birdbird.comTelecommunications · Netherlands
    201–1,000 employeesSeen Oct 2026
  11. 51–200 employeesSeen Oct 2026
  12. CaptivateIQcaptivateiq.comFinance and Accounting · United States
    201–1,000 employeesSeen Oct 2026
  13. E2Be2b.devSoftware · United States
    Seen Oct 2026
  14. Interfereinterfere.comEngineering, Product and Design · United States
    1–10 employeesSeen Oct 2026
  15. Iruiru.comMobile Security · United States
    Seen Oct 2026
  16. Krakenkraken.techSoftware · United Kingdom
    201–1,000 employeesSeen Oct 2026
  17. Kurrentkurrent.ioSoftware · United States
    51–200 employeesSeen Oct 2026
  18. Macstadiummacstadium.comSoftware · United States
    51–200 employeesSeen Oct 2026

Plain customers also use

How much more likely Plain customers are to use each tool than the average company.

What kind of companies use Plain

Segments where Plain customers are more common than among all the companies we track.

  • Software39% of customers6.5×more likely
  • 1–10 employees18% of customers3.2×more likely
  • 11–50 employees32% of customers1.8×more likely

Industry

  1. Software39%
  2. Engineering, Product and Design13%
  3. Finance and Accounting6%
  4. Productivity6%
  5. Artificial Intelligence3%
  6. B2B3%
  7. Communication3%
  8. Computer & Network Security3%

Company size

  1. 1–10 employees18%
  2. 11–50 employees32%
  3. 51–200 employees25%
  4. 201–1,000 employees21%
  5. 1,001–5,000 employees4%

Country

  1. United States68%
  2. United Kingdom16%
  3. Germany3%
  4. Netherlands3%
  5. Norway3%
  6. New Zealand3%
  7. Sweden3%

Breakdowns cover the 32 customers with company details so far.

Alternatives to Plain

Other tools in the same category, by how many companies use them.

Plain FAQ

How many companies use Plain?

We've found 34 companies using Plain among the 195,679 we've scanned so far. We only count a company when a direct public record backs it up.

What kind of companies use Plain?

Plain customers are most often in Software (39%), Engineering, Product and Design (13%) and Finance and Accounting (6%). The most common company size is 11–50 employees (32% of customers with a known size).

Which countries use Plain the most?

Most Plain customers we've found are in United States (68%), United Kingdom (16%) and Germany (3%).

What are the alternatives to Plain?

The most used alternatives in the same category are Zendesk (16,959 companies), WhatsApp Business (5,000 companies), Freshdesk (4,576 companies) and Intercom (2,181 companies).

How does runsonwhat know a company uses Plain?

We read public traces only. For Plain that means a domain-verification record in the company's DNS, code loaded on the company's website, including tag managers and the company's published subprocessor list. Every match keeps the record it came from.