Plumb Bob 5th

Plumb Bob 5th

iOS Universal Utilities


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Plumb Bob 5th is an instrument to check if an object is perfectly vertical/plumb and has been used since the time of the ancient Egyptians. Now, we bring it to you right on your iPhone/iPod touch/iPad with Plumb Bob 5th. Professional design, maximum accuracy, different levels of sensitivity from normal to very high, it suits any types of your needs, such as: hanging pictures, carpenter work, brick layer or building construction.


- 3D simulated plumb

- Support multiple angle units: degree, radian and gradian

- Easy and quick calibration function

- Magnify the level reading by supporting different sensitivities (more sensitivity = small reading = subtle changes detection)

- Sound follows the plumb positions for easier control and can be enabled/disabled

- Lock and unlock modes

- Eye catching interface

- Retinal ready, just more beautiful on iPhone and iPad retina

- Universal binary, download once and it also runs beautifully both on iPad and iPhone


1. Put your device on a flat surface or table (its back/edge lies on the surface/table)

2. Press "calibration" button located at the upper-right of the screen

To make your device work more accurately, calibrate the plumb bob before use.

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Plum Bob 5th is the 5th tool among many other professional tools in our app "Multi Measures - All in one measuring toolkit"

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What's New

- Fix crashing issue on iPhone 6/6s Plus

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