Proweblook IP Checker vs Zippopotam.us
Same instrument, two spec sheets — measured, not claimed.
Proweblook IP Checker vs Zippopotam.us: common questions
Which is more reliable, Proweblook IP Checker or Zippopotam.us?
On our scheduled checks, Zippopotam.us leads on measured uptime — Proweblook IP Checker at —% versus Zippopotam.us 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 Proweblook IP Checker and Zippopotam.us need an API key?
Zippopotam.us needs no key, while Proweblook IP Checker requires a free API key. If you want to start calling without signup, reach for Zippopotam.us first.
Can I call Proweblook IP Checker and Zippopotam.us from the browser?
Yes — both Proweblook IP Checker and Zippopotam.us 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 Proweblook IP Checker and Zippopotam.us free for commercial use?
Proweblook IP Checker has unclear commercial terms, and Zippopotam.us 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.