iFreeware

★iTools★
Bubble Level ◄ an instrument designed to indicate whether a surface is level or plumb.Works in two perpendicular directions.

Protractor ◄ a semicircular tool for measuring an angle or a circle.

Ruler ◄ the one you remember from childhood.

Plumb bob ◄ a weight that is suspended from a string and used as a vertical reference line.

Surface level ◄ a bubble level that works only in one directon,for more precision.


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★Tips★

◄For the Bubble Level, lay your iPhone on the surface you want to check,and if the surface is level,the bubble should be in the middle.Otherwise,you should level the surface and check again.

◄Plumb bob,put your iPhone with it's side to the wall,and if the wall is vertical,the angle shown in the upper - left corner should be 0.

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