REST Countries vs Umeå Open Data
Same instrument, two spec sheets — measured, not claimed.
REST Countries vs Umeå Open Data: common questions
Which is more reliable, REST Countries or Umeå Open Data?
On our scheduled checks, REST Countries leads on measured uptime — REST Countries at 100% versus Umeå Open Data at 89.2% 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, REST Countries or Umeå Open Data?
REST Countries has the lower median latency in our checks — REST Countries responds in 328 ms versus Umeå Open Data at 1445 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 REST Countries and Umeå Open Data need an API key?
Neither needs a paid key — REST Countries 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 REST Countries and Umeå Open Data from the browser?
Only Umeå Open Data is browser-friendly — it returns CORS headers over HTTPS. REST Countries needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are REST Countries and Umeå Open Data free for commercial use?
REST Countries allows commercial use on its free tier, 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.