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Pendo Feedback API vs Proweblook IP Checker

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

APIPendo Feedback APIDYING67Proweblook IP CheckerREACHABLE100
Uptime · 30d
Uptime · 90d53.9%100%
Uptime · 30d21.7%100%
P50 · ms51756
P95 · ms812232
AuthapiKeyapiKey
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Pendo Feedback API vs Proweblook IP Checker: common questions

Which is more reliable, Pendo Feedback API or Proweblook IP Checker?

On our scheduled checks, Proweblook IP Checker leads on measured uptime — Pendo Feedback API at 53.9% versus Proweblook IP Checker at 100% 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, Pendo Feedback API or Proweblook IP Checker?

Proweblook IP Checker has the lower median latency in our checks — Pendo Feedback API responds in 517 ms versus Proweblook IP Checker at 56 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 Pendo Feedback API and Proweblook IP Checker need an API key?

Both ask you to authenticate — Pendo Feedback API uses an API key and Proweblook IP Checker 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 Pendo Feedback API and Proweblook IP Checker from the browser?

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

Are Pendo Feedback API and Proweblook IP Checker free for commercial use?

Pendo Feedback API has unclear commercial terms, and Proweblook IP Checker 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.