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iTunes vs OpenCorporates

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

APIiTunesNEW—OpenCorporatesNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSnono
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

iTunes vs OpenCorporates: common questions

Which is more reliable, iTunes or OpenCorporates?

On our scheduled checks, OpenCorporates leads on measured uptime — iTunes at —% versus OpenCorporates 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 iTunes and OpenCorporates need an API key?

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

Can I call iTunes and OpenCorporates from the browser?

Neither sends browser-friendly CORS headers reliably, so call iTunes and OpenCorporates from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are iTunes and OpenCorporates free for commercial use?

iTunes has unclear commercial terms, and OpenCorporates 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.