수면 나침반 - 띠별 수면 머리 방향을 알려주는 나침반

This is an app that tells you the direction of your head when you sleep with a sleep compass.
Unlike the existing compass app, Sleep Compass is a sleep compass app that tells you in which direction you should sleep for each strip.
The directions provided by the water compass are for reference only.
Sleep compass pursues better quality sleep.