Based in Portland, Oregon, Phase4 Mobile creates innovative and elegant apps focused on improving quality of life.
|Sleep Sounds HQ
Instantly relax your overactive mind, and fall asleep fast with over 600 soothing sounds from around the world.
|Rain Sounds HQ
Relax with over 70 high-quality rain sounds recorded in the world’s forests, countryside, and cities.
|White Noise HQ
Transform your bedroom, baby’s room, hotel room, or office with over 75 high-quality white noise sounds.
|Sleep Science HQ
Wake up gently to over 750 sounds, understand your sleep, and record your dreams.
|Power Nap HQ
Recharge with the perfect nap. Wake up at just the right moment so you feel fresh and rejuvenated all day.
Relieve annoying tinnitus symptoms with advanced frequency filters and over 500 natural sounds.