Instantly look up amateur radio callsigns from the US and worldwide. Get detailed license information, station locations, and beam headings. Also features vanity callsign hunting and real-time band conditions.





250+ iOS apps curated and reviewed
With an average user rating of 4.6★, the callsign check category is one of the App Store's strongest. Browse all 250+ apps we track, sorted so the most loved ones surface first.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 5.0★ (4) | Yes | No | Aug 2026 | ||
| 2 | Free | 4.2★ (39) | No | No | Oct 2026 | ||
| 3 | Free | 4.4★ (15) | No | No | Oct 2026 | ||
| 4 | Free | 5.0★ (4) | No | Yes | Oct 2026 | ||
| 5 | Free | 5.0★ (1) | No | No | Oct 2026 | ||
| 6 | Free | 5.0★ (1) | No | Yes | Jul 2026 | ||
| 7 | Free | 4.5★ (115) | No | No | Oct 2026 | ||
| 8 | Free | — | No | No | May 2026 |





Instantly look up amateur radio callsigns from the US and worldwide. Get detailed license information, station locations, and beam headings. Also features vanity callsign hunting and real-time band conditions.





Access the extensive QRZ.COM database of amateur radio call signs on your mobile device. Instantly find information for over 1.2 million call signs globally, including license details and profile photos. Features include an interactive map, email functionality, and a call sign history.






Instantly look up amateur radio callsigns to find contact details, including distance, bearing, and local time. This reference tool helps ham radio operators quickly access essential information for their communications.