This app vibrates and flashes when there is noise in the background. The intensity of the vibration and the sensitivity to noise can be altered to fit the user’s preference. The app has a sleep function and an option to let it run in the background so that the user can multitask with it.
Supported Language(s): EnglishDownload Size (Mb): 0.43
System Requirements: iOS 6.1 or later
Price: 3,99
Developer: David Vondracek