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Ignav Flight API vs Apimetro

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

APIIgnav Flight APIUNMONITORED—ApimetroNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — no key
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Ignav Flight API vs Apimetro: common questions

Which is more reliable, Ignav Flight API or Apimetro?

Only Apimetro is on our probe schedule so far (—% uptime over 90 days). The other is catalogued but not yet live-checked, so we can't compare measured reliability head-to-head — check the uncovered API's own status page for now.

Do Ignav Flight API and Apimetro need an API key?

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

Can I call Ignav Flight API and Apimetro 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 Ignav Flight API and Apimetro free for commercial use?

Ignav Flight API has unclear commercial terms, and Apimetro 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.