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Plumb Bob 5th: Pro Plummet

By SkyPaw Co. Ltd

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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.

Visit for more information and products


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

What's New in Version 4.3.0

- Support iOS 10
- Support iPhone 7, iPhone 7 Plus
- Upgrade components into latest versions
- Several other minor fixes and improvements


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Plumb Bob 5th: Pro Plummet
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This app is designed for both iPhone and iPad
  • Free
  • Category: Utilities
  • Updated:
  • Version: 4.3.0
  • Size: 14.2 MB
  • Languages: English, German, Japanese, Simplified Chinese, Spanish, Traditional Chinese
  • Developer:

Compatibility: Requires iOS 8.0 or later. Compatible with iPhone, iPad, and iPod touch.

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