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Noozra vs OpenCorporates

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

APINoozraNEW—OpenCorporatesNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverified (aggregated RSS headlines)Unverified
Free tierFree tier available (pricing tiers published at /api/pricing)Free tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Noozra vs OpenCorporates: common questions

Which is more reliable, Noozra or OpenCorporates?

On our scheduled checks, OpenCorporates leads on measured uptime — Noozra 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 Noozra and OpenCorporates need an API key?

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

Can I call Noozra and OpenCorporates from the browser?

Only Noozra is browser-friendly — it returns CORS headers over HTTPS. OpenCorporates needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Noozra and OpenCorporates free for commercial use?

Noozra 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.