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Radio Browser vs ChartLyrics

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

APIRadio BrowserNEW—ChartLyricsDEAD0
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesunknown
HTTPSyesno
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnlicensed lyrics data
Free tierFree and open source — no keyWas: unlimited
Rate limitUnpublished (clients asked to send a descriptive User-Agent)—
In directory since2026-07-052026-05-02
operationalpartialdownno data

Radio Browser vs ChartLyrics: common questions

Which is more reliable, Radio Browser or ChartLyrics?

On our scheduled checks, ChartLyrics leads on measured uptime — Radio Browser at —% versus ChartLyrics 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 Radio Browser and ChartLyrics need an API key?

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

Can I call Radio Browser and ChartLyrics from the browser?

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

Are Radio Browser and ChartLyrics free for commercial use?

Radio Browser has unclear commercial terms, and ChartLyrics 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.