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Simkl vs Spotify Web API

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

APISimklNEW—Spotify Web APIREACHABLE—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnoneoauth
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseSimkl terms — user-contributed dataUnverified
Free tierFree read routes; client_id for searchOAuth app registration — free tier
Rate limit1 req/s documentedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Simkl vs Spotify Web API: common questions

Which is more reliable, Simkl or Spotify Web API?

On our scheduled checks, Spotify Web API leads on measured uptime — Simkl at —% versus Spotify Web API 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 Simkl and Spotify Web API need an API key?

Simkl needs no key, while Spotify Web API requires OAuth. If you want to start calling without signup, reach for Simkl first.

Can I call Simkl and Spotify Web API from the browser?

Yes — both Simkl and Spotify Web API 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 Simkl and Spotify Web API free for commercial use?

Simkl has unclear commercial terms, and Spotify Web API 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.