ipify vs US Autocomplete
Same instrument, two spec sheets — measured, not claimed.
ipify vs US Autocomplete: common questions
Which is more reliable, ipify or US Autocomplete?
Both are neck-and-neck — ipify and US Autocomplete each measure 99.02% 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, ipify or US Autocomplete?
ipify has the lower median latency in our checks — ipify responds in 149 ms versus US Autocomplete at 683 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 ipify and US Autocomplete need an API key?
ipify needs no key, while US Autocomplete requires a free API key. If you want to start calling without signup, reach for ipify first.
Can I call ipify and US Autocomplete from the browser?
Yes — both ipify and US Autocomplete 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 ipify and US Autocomplete free for commercial use?
ipify allows commercial use on its free tier, and US Autocomplete 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.