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Deezer vs Radio Browser

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

APIDeezerHEALTHY78Radio BrowserHEALTHY90
Uptime · 30d
Uptime · 90d100%95.1%
Uptime · 30d100%98.3%
P50 · ms232556
P95 · ms9732431
Authnonenone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree and open source — no key
Rate limitUnpublishedUnpublished (clients asked to send a descriptive User-Agent)
In directory since2026-07-052026-07-05
operationalpartialdownno data

Deezer vs Radio Browser: common questions

Which is more reliable, Deezer or Radio Browser?

On our scheduled checks, Deezer leads on measured uptime — Deezer at 100% versus Radio Browser at 95.1% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, Deezer or Radio Browser?

Deezer has the lower median latency in our checks — Deezer responds in 232 ms versus Radio Browser at 556 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do Deezer and Radio Browser need an API key?

Neither needs a paid key — Deezer is callable with no signup, and Radio Browser is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Deezer and Radio Browser from the browser?

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

Are Deezer and Radio Browser free for commercial use?

Deezer has unclear commercial terms, and Radio Browser 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.