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IP2Proxy vs ipapi.co

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

APIIP2ProxyNEW—ipapi.coNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree — quota not published; returns 429 when exceeded
Rate limitUnpublishedUnpublished (429 Quota exceeded)
In directory since2026-07-052026-07-05
operationalpartialdownno data

IP2Proxy vs ipapi.co: common questions

Which is more reliable, IP2Proxy or ipapi.co?

On our scheduled checks, ipapi.co leads on measured uptime — IP2Proxy at —% versus ipapi.co 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 IP2Proxy and ipapi.co need an API key?

ipapi.co needs no key, while IP2Proxy requires a free API key. If you want to start calling without signup, reach for ipapi.co first.

Can I call IP2Proxy and ipapi.co from the browser?

Neither sends browser-friendly CORS headers reliably, so call IP2Proxy and ipapi.co from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are IP2Proxy and ipapi.co free for commercial use?

IP2Proxy has unclear commercial terms, and ipapi.co 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.