REST Countries vs Universities List
Same instrument, two spec sheets — measured, not claimed.
REST Countries vs Universities List: common questions
Which is more reliable, REST Countries or Universities List?
Both are neck-and-neck — REST Countries and Universities List each measure 100% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.
Which is faster, REST Countries or Universities List?
REST Countries has the lower median latency in our checks — REST Countries responds in 328 ms versus Universities List at 510 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 Universities List need an API key?
Neither needs a paid key — REST Countries is callable with no signup, and Universities List is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call REST Countries and Universities List from the browser?
Neither sends browser-friendly CORS headers reliably, so call REST Countries and Universities List from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.
Are REST Countries and Universities List free for commercial use?
REST Countries allows commercial use on its free tier, and Universities List 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.