Passantenfrequenzen Zürich vs Scrnify

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

Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms569927
P95 · ms12281742
AuthnoneapiKey
CORSyesno
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 Scrnify: common questions

Which is more reliable, Passantenfrequenzen Zürich or Scrnify?

Both are neck-and-neck — Passantenfrequenzen Zürich and Scrnify 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 Scrnify?

Passantenfrequenzen Zürich has the lower median latency in our checks — Passantenfrequenzen Zürich responds in 569 ms versus Scrnify at 927 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 Scrnify need an API key?

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

Can I call Passantenfrequenzen Zürich and Scrnify from the browser?

Only Passantenfrequenzen Zürich is browser-friendly — it returns CORS headers over HTTPS. Scrnify needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Passantenfrequenzen Zürich and Scrnify free for commercial use?

Passantenfrequenzen Zürich has unclear commercial terms, and Scrnify 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.