ipapi.com vs Nominatim (OSM)
Same instrument, two spec sheets — measured, not claimed.
ipapi.com vs Nominatim (OSM): common questions
Which is more reliable, ipapi.com or Nominatim (OSM)?
On our scheduled checks, Nominatim (OSM) leads on measured uptime — ipapi.com at —% versus Nominatim (OSM) 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 ipapi.com and Nominatim (OSM) need an API key?
Nominatim (OSM) needs no key, while ipapi.com requires a free API key. If you want to start calling without signup, reach for Nominatim (OSM) first.
Can I call ipapi.com and Nominatim (OSM) from the browser?
Only Nominatim (OSM) is browser-friendly — it returns CORS headers over HTTPS. ipapi.com needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are ipapi.com and Nominatim (OSM) free for commercial use?
ipapi.com has unclear commercial terms, and Nominatim (OSM) is personal/non-commercial only. 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.