Hero Sweep

Hero Sweep turns your phone into four real scanners and walks you through checking a room, one step at a time. It is free, and it is built to tell you the truth about what it can and cannot see. FOUR CHECKS, IN THE RIGHT ORDER Wi-Fi. Finds devices on the network you are on, then asks them directly whether they stream video. Bluetooth. Listens for nearby devices broadcasting names used by common hidden cameras. Lens. A camera lens throws light straight back at you. A window or a chrome fitting does not. The scanner strobes your torch and watches for a reflection that answers it. Infrared. Night-vision cameras light a dark room with infrared your eyes cannot see. Hero Sweep works out which of your cameras can see it, then looks. Manual check. The places cameras are actually hidden: smoke detectors, chargers, clocks, vents, anything with power facing where you sleep or undress. WHY FOUR,…