A bubble level app can assist you in measuring vertical or horizontal surfaces. Measure horizontal or vertical angles when your device is flat rotated or placed on a surface. It is very simple and easy to use.
spirit level tool helps you measure horizontal or vertical level

Here's how to use it:
1. Open the app and you can see a level that measures the horizontal or vertical angle as your device is flat or rotated very simple and easy to use.
2. Press a level tool image to open a page and measure the horizontal or vertical angle independently.

Bubble level app is a simple and useful tool that allows you to measure horizontal or vertical angles from anywhere. Hope you enjoy using it!