Passantenfrequenzen Zürich vs ScrapingDog

Same instrument, two spec sheets — measured, not claimed.

Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms569195
P95 · ms1228621
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Passantenfrequenzen Zürich vs ScrapingDog: common questions

Which is more reliable, Passantenfrequenzen Zürich or ScrapingDog?

Both are neck-and-neck — Passantenfrequenzen Zürich and ScrapingDog each measure 100% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Which is faster, Passantenfrequenzen Zürich or ScrapingDog?

ScrapingDog has the lower median latency in our checks — Passantenfrequenzen Zürich responds in 569 ms versus ScrapingDog at 195 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do Passantenfrequenzen Zürich and ScrapingDog need an API key?

Passantenfrequenzen Zürich needs no key, while ScrapingDog requires a free API key. If you want to start calling without signup, reach for Passantenfrequenzen Zürich first.

Can I call Passantenfrequenzen Zürich and ScrapingDog from the browser?

Yes — both Passantenfrequenzen Zürich and ScrapingDog 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 Passantenfrequenzen Zürich and ScrapingDog free for commercial use?

Passantenfrequenzen Zürich has unclear commercial terms, and ScrapingDog 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.