Sponsored By Pink Noise For Better Sleep Tossing and turning? Studies show pink noise is less harsh than white noise and helps your brain relax, allowing you to drift off to sleep. Posted on 11/13/2013 | Comments () Print This all-natural sleep cure can be more effective than prescription medication. In one study, 75% of the people who listened to it had a more restful sleep. Download the Sleep and Noise Sounds app for iOS. Download the Sleep and Noise Sounds app for Android.