If you are renovating your room and you want to check if surface is flat - use bubble level! It shows your exact angle of inclination of any surface. Just put your mobile phone on it and see what bubble level will show you!

Our bubble level supports three different measurements:
- horizontal level,
- vertical spirit level,
- two-dimensional angle of inclination.

Contour is easy to use and you can measure surface angle for free! Download spirit level now!