GeoApi vs Postali

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

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licenseLicence Ouverte (Etalab; INSEE/IGN data)Unverified
Free tierFree, no API keyFree — no key, no signup, no monthly limit (per site)
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

GeoApi vs Postali: common questions

Which is more reliable, GeoApi or Postali?

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

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

Can I call GeoApi and Postali from the browser?

Yes — both GeoApi and Postali 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 GeoApi and Postali free for commercial use?

GeoApi allows commercial use on its free tier, and Postali 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.