Apimetro vs PostalPinCode

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

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — no keyFree — no key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Apimetro vs PostalPinCode: common questions

Which is more reliable, Apimetro or PostalPinCode?

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

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

Can I call Apimetro and PostalPinCode from the browser?

Yes — both Apimetro and PostalPinCode send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.

Are Apimetro and PostalPinCode free for commercial use?

Apimetro has unclear commercial terms, and PostalPinCode 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.