Bubbling ripples app for iPhone and iPad
Bubbling ripples is a simple tool consisting of surface level checker, vertical vibration detector, and touch sensor.
Features
★ Surface Level checker mode: put on the flat surface and it displays "OK" sign if its flat, and show the slope visually if its not.
★ Vibration detector mode: just lay down iPhone with face up, and as the vertical vibration is detected, it displays rippling as if its the water in a cup.
★ Touch sensor mode: touching the screen causes rippling.