ST vs QRZing
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ST
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This is a Bluetooth low energy (BLE) application for Globalsat ST-20 Series configuration. By synchronizing with your ST-20, you can check the battery capacity, FW/ APP version and current settings. Also, you can adjust GPS setting to fulfill different user scenarios. With this application and ST-20, we believe you will have a better experience. Functions: - Basic Information: Battery capacity/ FW version/ APP version - GPS Setting: Always on or not/ GPS open time - Operation Mode: Periodic or Motion mode/ Report interval - Other Setting: G-Sensor sensitivity/ Enable or disable power off …etc. - Firmware Upgrade - Restore support iOS 11 or above.
QRZing
This app helps amateur radio operators by providing access to QRZ.com callsign information, logging QSOs, calculating distances, and displaying propagation data. It also features a compass for rotator control and SDR listening capabilities.
- QRZ.com callsign lookup
- API-based QSO logging
- Grid square distance calculation
- Rotator compass and degree display
- SDR listening
- Solar and HF propagation data
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- search QRZ.com for callsign and display full information - add QSO to your QRZ logbook using only API - find distance between two grid squares - show you a compass and what degree to set your rotator to other stations - listen to sdr - display solar and HF propagation data
Screenshots
Verdict
The clearest difference is update cadence: QRZing at every 2 days against ST's every 39 months. ST's advantage is iOS requirement (11.0 vs 16.6). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
ST ships an update every 39 months, QRZing every 2 days. The most recent releases landed on October 5, 2026 and October 14, 2026 respectively.
| Parameter | ST | QRZing |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Every 39 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 11.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 10 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Globalsat Technology Corporation. | Saleh Almulla |
In-app purchases
ST
No in-app purchases
QRZing
No in-app purchases
