248+ iOS apps curated and reviewed
Radio Wave Sync is the household name in radio wave sync, but it's far from the only option. We track 248+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.5★ (1.1K) | Yes | Yes | Nov 2026 | |
| 2 |  | Free | 5.0★ (3) | No | No | Nov 2026 | |
| 3 |  | $1.99 | 4.7★ (260) | No | No | Nov 2026 | |
| 4 |  | Free | 4.1★ (54) | No | Yes | Nov 2026 | |
| 5 |  | $0.99 | 4.7★ (62) | No | No | Nov 2026 | |
| 6 |  | Free | 4.8★ (14) | No | No | Oct 2026 | |
| 7 |  | $3.99 | — | No | No | Sep 2026 | |
| 8 |  | Free | — | No | No | Jul 2026 |
This app helps synchronize radio-controlled watches by simulating time signal waves. It supports various international time signal standards and offers a 'Beast Mode' for faster synchronization. Simply place your watch near your device's speaker and start the process.
This utility app generates precise audio signals to synchronize compatible radio-controlled watches, especially when tower reception is poor. It works by placing the watch speaker-to-speaker to pick up the near-field signal.
Calibrate your radio-controlled watch or clock using your iPhone or iPad. Simply tap 'Transmit' and place your device near your watch to automatically sync the accurate time.
