How to use this app. How to find camera? Move app near to any suspected device that you have doubt. For example - shower, flowerpot, lens, mirror looking part or changing room mirror. This hidden camera app analyses the magnetic activity around the device. If magnetic activity seems similar to that of camera, the app will beep and raise alarm for you so that you can further investigate. You can verify more - Free detect hidden device installed in your hotel room, try room etc. - New hidden came