Advance ToolKit is a complete package of 8 app sets. It includes 8 tools in a word, All-in-One.
Set 1: Length, Angle, Slope, Level, Thread - Advance Height
Set 2: Distance, Height, Width, Area - Advance Distance
Set 3: Sound level meter, Vibrometer - Sound Meter
Set 5: Flashlight,
Set 6 : Magnifier
Set 7 : Mirror
Set 8 : Advance Torch Light