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CompanyData.com vs Signaliz

Same instrument, two spec sheets — measured, not claimed.

APICompanyData.comHEALTHY68SignalizDEAD0
Uptime · 30d
Uptime · 90d49.0%0.0%
Uptime · 30d55.0%0.0%
P50 · ms243—
P95 · ms931—
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

CompanyData.com vs Signaliz: common questions

Which is more reliable, CompanyData.com or Signaliz?

On our scheduled checks, CompanyData.com leads on measured uptime — CompanyData.com at 49.0% versus Signaliz at 0.0% 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 Signaliz need an API key?

CompanyData.com needs no key, while Signaliz requires a free API key. If you want to start calling without signup, reach for CompanyData.com first.

Can I call CompanyData.com and Signaliz from the browser?

Yes — both CompanyData.com and Signaliz send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.

Are CompanyData.com and Signaliz free for commercial use?

CompanyData.com has unclear commercial terms, and Signaliz 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.