CompanyData.com vs Exchangerate.dev
Same instrument, two spec sheets — measured, not claimed.
CompanyData.com vs Exchangerate.dev: common questions
Which is more reliable, CompanyData.com or Exchangerate.dev?
On our scheduled checks, Exchangerate.dev leads on measured uptime — CompanyData.com at —% versus Exchangerate.dev at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.
Do CompanyData.com and Exchangerate.dev need an API key?
Neither needs a paid key — CompanyData.com is callable with no signup, and Exchangerate.dev is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call CompanyData.com and Exchangerate.dev from the browser?
Neither sends browser-friendly CORS headers reliably, so call CompanyData.com and Exchangerate.dev from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.
Are CompanyData.com and Exchangerate.dev free for commercial use?
CompanyData.com has unclear commercial terms, and Exchangerate.dev has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.