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iTunes Search vs Sunor

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

APIiTunes SearchNEW—SunorNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
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

iTunes Search vs Sunor: common questions

Which is more reliable, iTunes Search or Sunor?

On our scheduled checks, Sunor leads on measured uptime — iTunes Search at —% versus Sunor 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 Sunor need an API key?

iTunes Search needs no key, while Sunor requires a free API key. If you want to start calling without signup, reach for iTunes Search first.

Can I call iTunes Search and Sunor from the browser?

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

Are iTunes Search and Sunor free for commercial use?

iTunes Search has unclear commercial terms, and Sunor 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.