Photon API vs Umeå Open Data
Same instrument, two spec sheets — measured, not claimed.
Photon API vs Umeå Open Data: common questions
Which is more reliable, Photon API or Umeå Open Data?
On our scheduled checks, Umeå Open Data leads on measured uptime — Photon API 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 Photon API and Umeå Open Data need an API key?
Neither needs a paid key — Photon API is callable with no signup, and Umeå Open Data is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call Photon API and Umeå Open Data from the browser?
Yes — both Photon API 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 Photon API and Umeå Open Data free for commercial use?
Photon API 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.