ip.app
FreeLiveLast verified 24 Sept 2026
Returns caller's IP, ASN, geolocation, timezone, user-agent and basic bot/security signals.
Example request
curl -s 'https://ip.app/?json=1'
Free tier, in plain English
Free and keyless with no published quota, though excess requests are rate-limited.
Alternatives in IP Geolocation
AbstractAPI IP GeolocationLooks up a visitor's country, region, city, and timezone from their IP address.FreemiumApiipIP geolocation lookup returning country, city, currency, timezone, and ISP data for an IP address.FreemiumBigDataCloud's IP Geolocation APILocates an IP address to city/region level using router-topology mapping rather than WHOIS data.FreemiumBigDataCloud's Network Engineering APIASN details, BGP prefix data, IP-to-network lookups and Tor exit-node detection for network engineering.FreemiumCountry.isLooks up a visitor's country (and optionally city/ASN) from their IP address.Free