RF Sentinel (RFSentinel): free, open-source police detector app for Android. Spots police body cams, Flock ALPR cameras, AirTag trackers, Remote ID drones, smart glasses and fake cell towers from Bluetooth LE and WiFi. No root.
android privacy wifi bluetooth-low-energy android-auto alpr anti-surveillance police-scanner remote-id drone-detection airtag body-camera counter-surveillance surveillance-detection flock-safety tracker-detection imsi-catcher-detector rf-sentinel police-detector rfsentinel
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Updated
Oct 18, 2026 - Kotlin