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