ISO 3166-2 API vs Pendo Feedback API
Same instrument, two spec sheets — measured, not claimed.
ISO 3166-2 API vs Pendo Feedback API: common questions
Which is more reliable, ISO 3166-2 API or Pendo Feedback API?
On our scheduled checks, Pendo Feedback API leads on measured uptime — ISO 3166-2 API at —% versus Pendo Feedback API 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 ISO 3166-2 API and Pendo Feedback API need an API key?
ISO 3166-2 API needs no key, while Pendo Feedback API requires a free API key. If you want to start calling without signup, reach for ISO 3166-2 API first.
Can I call ISO 3166-2 API and Pendo Feedback API from the browser?
Neither sends browser-friendly CORS headers reliably, so call ISO 3166-2 API 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 ISO 3166-2 API and Pendo Feedback API free for commercial use?
ISO 3166-2 API 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.