zenmix.io - Ambient background sound generator
Alpe Audio - Audio courses to master new topics 'on the go'
Studiowave - Chillout tunes and inspiration
Tingles - Watch ASMR videos on your phone. Videos that make you tingle
SoundDrown - Ambient sounds to help you focus, relax, and escape
Mishi - Mishi improves your sleep, health and wellbeing through music and sound exploration.