Catchdoms Security API vs Passantenfrequenzen Zürich
Same instrument, two spec sheets — measured, not claimed.
Catchdoms Security API vs Passantenfrequenzen Zürich: common questions
Which is more reliable, Catchdoms Security API or Passantenfrequenzen Zürich?
On our scheduled checks, Passantenfrequenzen Zürich leads on measured uptime — Catchdoms Security API at —% versus Passantenfrequenzen Zürich 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 Catchdoms Security API and Passantenfrequenzen Zürich need an API key?
Neither needs a paid key — Catchdoms Security API is callable with no signup, and Passantenfrequenzen Zürich is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call Catchdoms Security API and Passantenfrequenzen Zürich from the browser?
Only Passantenfrequenzen Zürich is browser-friendly — it returns CORS headers over HTTPS. Catchdoms Security API needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are Catchdoms Security API and Passantenfrequenzen Zürich free for commercial use?
Catchdoms Security API has unclear commercial terms, and Passantenfrequenzen Zürich 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.