A free program for Android, by Antoine Vianey.

A spirit level, bubble level, or simply a level is an instrument used by carpenters, stonemasons, bricklayers, and others to check if a surface is horizontal or vertical.

In this application, you will find a tool that allows you to check the inclination of a surface with three different indicators: horizontal, vertical, and plumb. It is very useful for those who need to know if a surface is horizontal or vertical.

In addition, this tool has the ability to rotate the device and use it in a different orientation. You can calibrate the inclination with two samples, and the final result will be the average of the two values.

It is a very simple and easy-to-use tool. You can use it to check the inclination of a surface in degrees, percentages, or inches per foot.

The main characteristics of this tool are: