IPDetails.io API vs REST Countries
Same instrument, two spec sheets — measured, not claimed.
IPDetails.io API vs REST Countries: common questions
Which is more reliable, IPDetails.io API or REST Countries?
Only REST Countries is on our probe schedule so far (—% uptime over 90 days). The other is catalogued but not yet live-checked, so we can't compare measured reliability head-to-head — check the uncovered API's own status page for now.
Do IPDetails.io API and REST Countries need an API key?
Neither needs a paid key — IPDetails.io API is callable with no signup, and REST Countries is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call IPDetails.io API and REST Countries from the browser?
Yes — both IPDetails.io API and REST Countries 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 IPDetails.io API and REST Countries free for commercial use?
IPDetails.io API has unclear commercial terms, and REST Countries allows commercial use on its free tier. 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.