Bubble Level - Spirit Level is a free iPhone app developed by Jens Rieckhof. This handy utility tool turns your phone into a bubble level, allowing you to measure angles and level surfaces with ease.

With two modes to choose from, you can accurately measure angles or level surfaces to one tenth of a degree. The app also offers super easy calibration and handling, ensuring precise measurements every time.

One of the standout features of Bubble Level - Spirit Level is its camera support. This means you can use your phone's camera to align and measure angles, making it even more convenient to use.

The app also offers five different color schemes, allowing you to customize the interface to your preference.

Bubble Level - Spirit Level is a versatile tool that can be used for a variety of purposes. Whether you need to align picture frames, measure angles and slopes, or check the surface level of tables and shelves, this app has got you covered. It even includes a roof pitch calculation feature.

Download Bubble Level - Spirit Level today and transform your iPhone into a reliable bubble level for all your leveling needs.