Accu Level

All in one app to check angles, levels and surface levels 
You most accurate measuring tool you’ll ever need
Laser
Is used to install TV’s, picture frames, basically anything that needs to be level/square against a wall 
Pitch Angel
Place you phone sideways on a surface, and you will be able to determine the angel of the slope. 
Useful to check slop angles i.e. Roofs, floors.

Bubble Level
Place you phone flat on a surface to check if the surface is level.
Useful to install i.e., cabinets, counters, and any flat surface.

Square
Used for Installations of floor tiles, windows, etc. Measure if lines are square of objects. 

Angle 
Used to measure a pitch or angle of a roof, fall in a floor, etc.