Sounds of Earth - Listen to relaxing ambient sounds of nature

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.

Noizer - Ambient sounds like Noisli, but free

Noizio - Feeling that the noise of the big city is too much for you to bear?

Moodwill - Create and listen for free to your perfect nature sounds environment with music to help you concentrate, relax, sleep and overall feel better.

Ambie - Beautiful white noise app to help focus, sleep, or meditate.