In the side menu bar you can find four special selections of relaxing audios to sleep and release fatigue. In this application Audio 528 hertz Frequency, in addition to enjoying the main online audios you have 4 new playlists of relaxing sounds of nature, water, rain, storms, forests, rivers, oceans, snow and effects that will help you relax and relieve stress, not only you, but to put your baby to sleep, or calm your pets. There is also a playlist of ASMR audios and White Sounds or White Noise