Thyself - Mindful mood tracking for greater self-awareness
NOISESUPPLY - Pandora for SoundCloud
Lemoon - Stay on top of your depression
Moodflow - Moodflow app offers features that let you track your mood, emotions, and thoughts so you can have deeper knowledge about yourself.
Nomie - Open-source mood and life tracking
Daylio - Daylio enables you to keep a private diary without having to type a single line.