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Micro User Service vs Umeå Open Data

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

APIMicro User ServiceNEW—Umeå Open DataNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedVaries by dataset (municipal open data; see portal)
Free tierFree tier — key may be requiredFree — open data portal, no key
Rate limitUnpublished1000 req/window · 999 remaining · resets 2026-07-09 00:00:00+00:00
In directory since2026-07-052026-07-05
operationalpartialdownno data

Micro User Service vs Umeå Open Data: common questions

Which is more reliable, Micro User Service or Umeå Open Data?

On our scheduled checks, Umeå Open Data leads on measured uptime — Micro User Service at —% versus Umeå Open Data 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 Micro User Service and Umeå Open Data need an API key?

Umeå Open Data needs no key, while Micro User Service requires a free API key. If you want to start calling without signup, reach for Umeå Open Data first.

Can I call Micro User Service and Umeå Open Data from the browser?

Yes — both Micro User Service and Umeå Open Data 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 Micro User Service and Umeå Open Data free for commercial use?

Micro User Service has unclear commercial terms, and Umeå Open Data 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.