ipapi.com vs Pendo Feedback API

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

Uptime · 30d
Uptime · 90d100%53.9%
Uptime · 30d100%21.7%
P50 · ms301517
P95 · ms1575812
AuthapiKeyapiKey
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

ipapi.com vs Pendo Feedback API: common questions

Which is more reliable, ipapi.com or Pendo Feedback API?

On our scheduled checks, ipapi.com leads on measured uptime — ipapi.com at 100% versus Pendo Feedback API at 53.9% 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, ipapi.com or Pendo Feedback API?

ipapi.com has the lower median latency in our checks — ipapi.com responds in 301 ms versus Pendo Feedback API at 517 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 ipapi.com and Pendo Feedback API need an API key?

Both ask you to authenticate — ipapi.com uses an API key and Pendo Feedback API uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.

Can I call ipapi.com and Pendo Feedback API from the browser?

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

Are ipapi.com and Pendo Feedback API free for commercial use?

ipapi.com has unclear commercial terms, and Pendo Feedback 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.