| Category | Tools |
| Requirements | All Platforms |
| License | Free |
| Offered By | N/A |
ON LEVEL is the most precise slope measurement instrument designed to measure the angles of slope, tilt angle, elevation and inclination of object with respect to gravity. It combines two types of spirit level in one app, which is the Bull's Eye Level and Tubular Level.
With this tool, the slope can be measured by all edges of the device in every direction. When the device is put flat on the table a bubble view will fade in.
★ 2 Level Modes: Bull's Eye Level and Tubular Level
★ 5 level design/styles to select ★ 4 theme/background to select
