ZenZen Focus,Relax,Sleep,Great

Minimalistic, beautiful app for sleep, concentration and relaxation sounds.
- No unnecessary bulk and gimmicks like many other apps
- No in-app purchases to unlock features. Everything is unlocked, always
- Sleep better, nap faster, wake up more refreshed
- Relax, calm down, be mindful
- Focus, energize, be productive
- Pure, natural sounds in categories: city sounds, meditation sounds, forest sounds, rain sounds
- Mix multiple sounds as you like
- Many sounds like: fan, brown noise, flute, rain, ocean
- Naturally recorded sounds
- Sleep sound mixes - 68+ billion potential combos