This app calculates your Maidenhead Locator (QTH Locator) using your device's GPS, mobile network, or Wi-Fi. It's a convenient way for radio amateurs worldwide to represent their location without needing an internet connection.

19+ iOS apps curated and reviewed
Out of 19+ qth apps on iOS, 12 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 4.8★ (11) | No | No | May 2026 | ||
| 2 | Free | 4.2★ (35) | No | No | Sep 2026 | ||
| 3 | Free | — | No | No | May 2026 | ||
| 4 | Free | — | No | No | Sep 2026 | ||
| 5 | Free | — | No | No | Sep 2026 | ||
| 6 | $0.99 | — | No | No | Sep 2026 | ||
| 7 | $0.99 | — | — | No | Sep 2026 | ||
| 8 | Free | — | Yes | No | Sep 2026 |

This app calculates your Maidenhead Locator (QTH Locator) using your device's GPS, mobile network, or Wi-Fi. It's a convenient way for radio amateurs worldwide to represent their location without needing an internet connection.





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.



Calculate your Maidenhead grid locator accurately using your device's GPS. This tool is designed for amateur radio operators, offering real-time calculations and offline functionality for contests and DX communication.