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MCU Countdown vs Poof

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

APIMCU CountdownNEW—PoofNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverified (movie data from TMDB)Unverified
Free tierFree — limits not publishedFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

MCU Countdown vs Poof: common questions

Which is more reliable, MCU Countdown or Poof?

On our scheduled checks, Poof leads on measured uptime — MCU Countdown at —% versus Poof 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 MCU Countdown and Poof need an API key?

MCU Countdown needs no key, while Poof requires a free API key. If you want to start calling without signup, reach for MCU Countdown first.

Can I call MCU Countdown and Poof from the browser?

Yes — both MCU Countdown and Poof 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 MCU Countdown and Poof free for commercial use?

MCU Countdown has unclear commercial terms, and Poof 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.