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Callook.info vs Noozra

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

APICallook.infoHEALTHY94NoozraHEALTHY72
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms437612
P95 · ms1156952
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverified (data from public FCC ULS records)Unverified (aggregated RSS headlines)
Free tierFree — limits not publishedFree tier available (pricing tiers published at /api/pricing)
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Callook.info vs Noozra: common questions

Which is more reliable, Callook.info or Noozra?

Both are neck-and-neck — Callook.info and Noozra 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, Callook.info or Noozra?

Callook.info has the lower median latency in our checks — Callook.info responds in 437 ms versus Noozra at 612 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 Callook.info and Noozra need an API key?

Neither needs a paid key — Callook.info is callable with no signup, and Noozra is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Callook.info and Noozra from the browser?

Yes — both Callook.info and Noozra 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 Callook.info and Noozra free for commercial use?

Callook.info has unclear commercial terms, and Noozra 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.