All devices detector app will shield your security and protect you from hidden camera and mic. you can call this as Listening gadget and bug detector.
All devices detector app works using magnetic sensor of your phone, when you want to detect hidden devices just open the app and move your phone near any place you want to detect, when the app find any hidden devices around you it will start beeping and vibration so you have to check the place deeply to find out what inside.
detect hidden camera and use this app as a bug detector scanner. Bug detector or bug detection will locate hidden camera. this magnetic radiation meter show reading and possibility of microphones. so, scan hidden camera in bathroom and bedroom.