A Soft Murmur - Ambient sounds to wash away distraction.
Headspace - Meditation made simple. Brilliant things happen in calm minds.
Rainy Mood - Rainy Mood is the world's most popular rain simulator. Sleep, study, and relax with the sound of rain.
Calm - Calm.com can help you reduce stress and increase calm.
Noizio - Feeling that the noise of the big city is too much for you to bear?
Medito - 100% Free Meditation App that will improve your Mental wellbeing with the help of Guided Meditations, Breathing Exercises, Mindfulness Practices, Relaxing Sounds, and more.