Deezer vs Nebulum Mars Rovers API

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

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
Authnonenone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Deezer vs Nebulum Mars Rovers API: common questions

Which is more reliable, Deezer or Nebulum Mars Rovers API?

On our scheduled checks, Nebulum Mars Rovers API leads on measured uptime — Deezer at —% versus Nebulum Mars Rovers 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 Deezer and Nebulum Mars Rovers API need an API key?

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

Can I call Deezer and Nebulum Mars Rovers API from the browser?

Only Nebulum Mars Rovers API 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 Nebulum Mars Rovers API free for commercial use?

Deezer has unclear commercial terms, and Nebulum Mars Rovers 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.