What Is a Bubble Level?

Bubble level (Spirit Level) shows if a surface is flat or straight. Real tool has a liquid-filled tube with a bubble inside. When the bubble is in the middle, the surface is level.

Why Does Our Bubble Level Have a Calibration Button and What Does It Do?

Our bubble level web app has a calibration button to make it more accurate. When you press it, the app sets its current position as the "zero" point. This helps fix any small errors in your device sensor.

What Devices Can Use This Tool?

If your smartphone or tablet has an accelerometer built in you can use this tool.

Is It Accurate?

While not as precise as professional tools, our app is good for everyday tasks. It's handy for setting up furniture, hanging pictures, or checking if things are level at home.