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Genius vs MCU Countdown

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

APIGeniusNEW—MCU CountdownNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified (movie data from TMDB)
Free tierFree tier — API key requiredFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Genius vs MCU Countdown: common questions

Which is more reliable, Genius or MCU Countdown?

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

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

Can I call Genius and MCU Countdown from the browser?

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

Genius has unclear commercial terms, and MCU Countdown 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.