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