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Apimetro vs Ignav Flight API

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

APIApimetroNEW—Ignav Flight APINEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — no keyFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Apimetro vs Ignav Flight API: common questions

Which is more reliable, Apimetro or Ignav Flight API?

On our scheduled checks, Ignav Flight API leads on measured uptime — Apimetro at —% versus Ignav Flight API 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 Apimetro and Ignav Flight API need an API key?

Neither needs a paid key — Apimetro is callable with no signup, and Ignav Flight API is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Apimetro and Ignav Flight API from the browser?

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

Are Apimetro and Ignav Flight API free for commercial use?

Apimetro has unclear commercial terms, and Ignav Flight API 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.