Moodwill - Create and listen for free to your perfect nature sounds environment with music to help you concentrate, relax, sleep and overall feel better.
Online Breathing Timer - Breathe to become calm and regain focus
Noisli - Noisli is a fantastic background noise and color generator for working and relaxing. Online soothing ambient sounds like White noise, Rain and Coffee Shop.
Breathe2Relax - Breathing exercises to practice diaphragmatic breathing.
Silenz - Mix ambient noise in with the music you're listening to
Lungy - Next-gen breathing exercises that respond to every breath