Radio Field Strength Cal
Jonathan Gibbs Reference iPhoneiPadiPod touch
Radio Field Strength Cal is a free Reference app for iPhone and iPad by Jonathan Gibbs. Requires iOS 16.6. Updated November 5, 2025.
- Price
- Free
- on the App Store
- Size
- 5 MB
- Age 17+
- Updated
- Nov 5
- 2025 · v5.4
Screenshots
About Radio Field Strength Cal
Calculate your field strength from your transmitter.
What’s new
Version 5.4 · Updated November 5, 2025
Bug fixes to Calculations
App privacy
The developer, Jonathan Gibbs, reported these privacy practices to Apple.
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers: Device ID
Data Linked to You
The following data, which may be collected and linked to your identity, may be used for the following purposes:
- Identifiers: Device ID
Used for: Third-Party Advertising
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5.0
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Radio Field Strength Cal | – | Free | November 5, 2025 | |
| HamExam+ | – | Free | Aug 26, 2026 | Compare |
| UK Motorbike Theory Test 2026 | – | Free | Oct 6, 2026 | Compare |
| Bike Theory TestKit DriveSwift | – | Free | Apr 9, 2026 | Compare |
| Morse Code - MorseBlink | – | 4.99 USD | Jun 4, 2026 | Compare |
| St Norbert School Bangalore | – | Free | Sep 6, 2026 | Compare |
| QuantumNote -Quantum Computing | 5.0 / 5 (1) | Free | Feb 3, 2026 | Compare |