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.

chitchat - Chat Room with Selfies and Pagers (yes, pagers!)

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

Chalk - Chalk is a calculator that tries to do right what others do wrong.

zenmix.io - Ambient background sound generator

Twist - Check fewer notifications, do more meaningful work. Twist is the team communication app for calmer, more organized, and more productive teamwork.