Insight Timer - Support your meditation practice through a massive community powered app.
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.
Headspace - Meditation made simple. Brilliant things happen in calm minds.
Noizio - Feeling that the noise of the big city is too much for you to bear?
Bodhi Timer - Bodhi Timer is an elegant, minimalist countdown timer.
zenmix.io - Ambient background sound generator