FastApi Simple Calculator vs IPinfo

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 publishedKeyless /json works with limits; free token recommended (IPinfo Lite offers higher/unlimited access with a token)
Rate limitUnpublishedKeyless/unauthenticated access is rate-limited; numeric caps not stated on the developers page
In directory since2026-07-052026-07-05
operationalpartialdownno data

FastApi Simple Calculator vs IPinfo: common questions

Which is more reliable, FastApi Simple Calculator or IPinfo?

On our scheduled checks, IPinfo leads on measured uptime — FastApi Simple Calculator at —% versus IPinfo 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 FastApi Simple Calculator and IPinfo need an API key?

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

Can I call FastApi Simple Calculator and IPinfo from the browser?

Only IPinfo is browser-friendly — it returns CORS headers over HTTPS. FastApi Simple Calculator needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are FastApi Simple Calculator and IPinfo free for commercial use?

FastApi Simple Calculator has unclear commercial terms, and IPinfo 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.