36 high quality ambient sounds including 3 binaural beats frequencies for brainwave entrainment. Option to upgrade to 102 sounds with 3 additional binaural beats Create your own ambience mix by combining sounds with relaxing music and adjusting their volumes Includes 4 mixes by default for easy startup Create, Save, Name, Sort and Replay your mixes as favorites Beautiful interface with high quality images Option to upgrade to play your mixes in the background. Relax while using your other apps!