Bubble

A spirit level for Android.

It's a handy, accurate, smart, simple to use and incredibly useful tool for your Android device.

Hold any of the phone's four sides against an object to test it for level or plumb, or lay it down on a flat surface for a 360° level.

Key Features:

- Calibrate

- Show angle or inclination

- Sound effects

- Orientation locking

- Roof pitch

- Install on SD

A bubble level is usefull in construction, carpentry and photography, and it also helpful when you need to set up a tripod for photographs or hang paintings and other items on the wall.

Bubble Level Pro is the best tool for all your calibrate needs. It's a great calibration tool.

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Disclaimer：

This app is based on Bubble Level code, and licensed under the GNU General Public License.

Bubble Level code: https://github.com/avianey/Level

GNU General Public License: http://www.gnu.org/licenses/