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Fixer API vs IP Geolocation API

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

APIFixer APIHEALTHY93IP Geolocation APIHEALTHY95
Uptime · 30d
Uptime · 90d99.02%94.1%
Uptime · 30d98.3%90.0%
P50 · ms448257
P95 · ms830654
AuthapiKeynone
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Fixer API vs IP Geolocation API: common questions

Which is more reliable, Fixer API or IP Geolocation API?

On our scheduled checks, Fixer API leads on measured uptime — Fixer API at 99.02% versus IP Geolocation API at 94.1% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, Fixer API or IP Geolocation API?

IP Geolocation API has the lower median latency in our checks — Fixer API responds in 448 ms versus IP Geolocation API at 257 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do Fixer API and IP Geolocation API need an API key?

IP Geolocation API needs no key, while Fixer API requires a free API key. If you want to start calling without signup, reach for IP Geolocation API first.

Can I call Fixer API and IP Geolocation API from the browser?

Neither sends browser-friendly CORS headers reliably, so call Fixer API and IP Geolocation API from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are Fixer API and IP Geolocation API free for commercial use?

Fixer API has unclear commercial terms, and IP Geolocation 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.