Spirit level - Bubble level is a free and handy app for measuring angles and surface levels.

If you have to do a lot of measurements with your mobile devices or if you find it difficult to do it with any other measuring tool, then this app is a perfect solution for you.

How to use the app:

• Download the app and install it on your Android device
• You can find the icon on your home screen, click on it and you will see the main screen.
• You have to select the mode that you want to use, there are three options, horizontal, vertical and level.
• Once you have selected the mode you want to use, you have to place your device on the surface you want to measure.
• Now you will see the angle in degrees.