Noizio is an app that will drown out the noise of the street and allow you to concentrate on the work at hand, increasing your productivity. On the other hand, it can also set the mood for a romantic evening or lull you to sleep, ensuring that you will dream soundly all night long. An ambient sound equalizer app for creating a mixture of ambient sounds available for macOS.
Thyself - Mindful mood tracking for greater self-awareness
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.
NOISESUPPLY - Pandora for SoundCloud
MyNoise - Custom shaped online noise machines. Many Many generic sounds
Moodflow - Moodflow app offers features that let you track your mood, emotions, and thoughts so you can have deeper knowledge about yourself.
A Soft Murmur - Ambient sounds to wash away distraction.