Surely new iOS users do not know about the additional features of the pre-installed application “Roulette”… There are several scenarios for its use, which we will discuss in this article.
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After you run “Roulette“, Click on the tab “Level”to switch to the building level screen. Depending on how you hold the device, you can measure the angle of the surface.
The first option is when you hold your smartphone vertically, regardless of landscape or portrait orientation. Immediately, we want to note that the level will work more accurately in landscape orientation.
If you want to more accurately measure the angle of inclination of the surface, be sure to remove the protective accessory. No matter how ridiculous it may sound, we do not recommend using the iPhone for accurate measurements when performing construction work. The error will be large. Better to use a water or laser level.
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By the way, if the tilt angle is equal to zero, then the display will turn green.
The second use case is when the device is lying on the surface. In this case, if the plane is tilted, then the iPhone will show the angle between the two circles. They allow you to determine the direction of the slope.