CountryStateCity vs IP Data API
Same instrument, two spec sheets — measured, not claimed.
CountryStateCity vs IP Data API: common questions
Which is more reliable, CountryStateCity or IP Data API?
On our scheduled checks, IP Data API leads on measured uptime — CountryStateCity at —% versus IP Data 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 CountryStateCity and IP Data API need an API key?
IP Data API needs no key, while CountryStateCity requires a free API key. If you want to start calling without signup, reach for IP Data API first.
Can I call CountryStateCity and IP Data API from the browser?
Yes — both CountryStateCity and IP Data API send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.
Are CountryStateCity and IP Data API free for commercial use?
CountryStateCity has unclear commercial terms, and IP Data 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.