US Street Address vs ipify
Same instrument, two spec sheets — measured, not claimed.
US Street Address vs ipify: common questions
Which is more reliable, US Street Address or ipify?
Only ipify 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 US Street Address and ipify need an API key?
ipify needs no key, while US Street Address requires a free API key. If you want to start calling without signup, reach for ipify first.
Can I call US Street Address and ipify from the browser?
Yes — both US Street Address and ipify 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 US Street Address and ipify free for commercial use?
US Street Address has unclear commercial terms, and ipify 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.