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Privacy Policy

Last updated: 30 May 2026

This policy applies to the HotSpot companion app published by RF.Guru — for Windows, macOS, Linux, Android, iPhone and iPad. All editions share the same data practices described here. HotSpot connects to your RF.Guru SvxLink hotspot over Bluetooth Low Energy to display its live feed, send DTMF, and control the device. It is not a voice client and does not record or transmit audio.

Who we are

The developer of HotSpot is RF.Guru (rf.guru), a trademark of Dielectricum. For privacy questions, contact info@rf.guru. For general support, use our contact page.

The short version

We do not have an account system and we do not run a server that receives your personal data. The app has no analytics, advertising or third-party tracking SDKs. It does not access your microphone, contacts, photos or files. Almost everything happens directly between the app and your own hotspot over Bluetooth.

1. Bluetooth

The app uses Bluetooth Low Energy to find and connect to your hotspot. Over that link it reads the device's live feed and status, and sends the DTMF and commands you choose. The identifier of the last hotspot you connected to is stored locally so the app can reconnect automatically. Bluetooth is used only to talk to your own hotspot — never to any other device or service.

On Android, the Bluetooth scan is declared with the neverForLocation flag, which tells the system the app does not use Bluetooth scanning to infer your location.

2. Location (mobile, optional)

On iPhone, iPad and Android the app can use your approximate location for a single purpose: to center the live reflector map on your area. City-level accuracy is enough. Location is requested only while the app is in use (foreground), and the app never requests background-location access. You can decline it — the rest of the app works without it. Your location is not sent to RF.Guru. The desktop apps (Windows, macOS, Linux) do not use location at all.

3. Network access

Desktop (Windows, macOS, Linux). The desktop app talks to your hotspot over Bluetooth only and makes no network connections, apart from opening links you click in your browser.

Mobile (Android, iPhone, iPad). To draw the live reflector map and keep talkgroup names current, the mobile app fetches public reference data (reflector node lists and talkgroup metadata) over HTTPS, and may open a live activity feed for the reflector. These requests carry only your device's IP address, as any web request does, and include no personal information. No data about you is sent to RF.Guru.

4. Data stored on your device

Your settings (such as the talkgroup quick-dial list, theme and the last paired hotspot) and your talker history are stored locally on your device. This information stays on the device and is not uploaded to us.

5. Permissions and why they are requested

  • Bluetooth — to discover, connect to and exchange data with your hotspot.
  • Location (when in use, mobile only) — to center the reflector map on your area. Optional; foreground only.
  • Network / Internet (mobile only) — to fetch public reflector and talkgroup data for the map.

6. App stores

If you install the app from the Apple App Store or Google Play, those stores may collect their own usage and diagnostic information under their respective privacy policies, which are outside our control. Desktop installers are distributed as direct downloads.

7. Children

The app is intended for licensed amateur radio operators. It is not directed to children under 13 and does not knowingly collect data from children.

8. Security

The connection to your hotspot is a direct Bluetooth Low Energy link. Network requests made by the mobile app to fetch public reference data use HTTPS.

9. EU/EEA users (GDPR)

The data controller is Dielectricum (Belgium, EU), trading as RF.Guru, reachable at info@rf.guru.

The app processes virtually no personal data: your settings and talker history stay on your device, and nothing is sent to RF.Guru. Where the GDPR applies, the relevant legal bases are your consent (for the optional mobile location permission) and our legitimate interest in providing the device-control and reflector-map features you ask for. On-device data is kept until you clear it or uninstall the app; RF.Guru retains nothing.

EU/EEA users may contact info@rf.guru regarding access, erasure or objection, and have the right to lodge a complaint with their national data protection authority — in Belgium, the Gegevensbeschermingsautoriteit / Autorité de protection des données.

10. Changes to this policy

If material changes are made, the "Last updated" date above will be revised and the new version published at this URL.

11. Contact