IP Geolocation API vs IPDetails.io API

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

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
Authnonenone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

IP Geolocation API vs IPDetails.io API: common questions

Which is more reliable, IP Geolocation API or IPDetails.io API?

On our scheduled checks, IPDetails.io API leads on measured uptime — IP Geolocation API at —% versus IPDetails.io 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 IP Geolocation API and IPDetails.io API need an API key?

Neither needs a paid key — IP Geolocation API is callable with no signup, and IPDetails.io API is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call IP Geolocation API and IPDetails.io API from the browser?

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

Are IP Geolocation API and IPDetails.io API free for commercial use?

IP Geolocation API has unclear commercial terms, and IPDetails.io 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.