Best free bubble level without ads. It is absolutely free!
Both 360 degree surface level/plumb and level bar, custom inclination for slope, look and feel like a real bubble level, smooth bubble movement. Support both phones and tablets. Pro version even supports camera, larger inclination and pitch display. Shows azimuth value like a compass when holding the device vertically in landscape orientation.
FAQ: Internet access is for crash report
无广告最好的免费的泡沫水平。它是完全免费的！
两个360度的表面水平/垂直和水平栏，定制倾向坡，外观和感觉像一个真正的泡沫水平，光滑气泡运动。同时支持手机和平板电脑。 Pro版甚至还支持摄像头，更大的倾斜和间距显示。持装置纵向横向显示时就像一个指南针方位值。
FAQ：上网的崩溃报告

v 3.1 fix sensor reported unreliable on some phones. shows azimuth value like a compass when holding the device vertically in landscape orientation. support newer android versions