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ISRO vs SkyBiometry

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

APIISRONEW—SkyBiometryREACHABLE—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesyes
HTTPSyesno
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

ISRO vs SkyBiometry: common questions

Which is more reliable, ISRO or SkyBiometry?

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

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

Can I call ISRO and SkyBiometry from the browser?

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

Are ISRO and SkyBiometry free for commercial use?

ISRO has unclear commercial terms, and SkyBiometry 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.