iTunes Search vs MCU Countdown
Same instrument, two spec sheets — measured, not claimed.
iTunes Search vs MCU Countdown: common questions
Which is more reliable, iTunes Search or MCU Countdown?
On our scheduled checks, MCU Countdown leads on measured uptime — iTunes Search 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 iTunes Search and MCU Countdown need an API key?
Neither needs a paid key — iTunes Search is callable with no signup, and MCU Countdown is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call iTunes Search and MCU Countdown from the browser?
Yes — both iTunes Search 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 iTunes Search and MCU Countdown free for commercial use?
iTunes Search 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.