Music Memos by Apple - An app to capture your song ideas

Turntable.fm - Turntable.fm is a social media website developed by Billy Chasen and Seth Goldstein that allows the audience to stream their own music.

Memo.ai - Simple and elegant notes app on your Mac

Bandlab - Capture, nurture, and collaborate on song ideas in the cloud

Better Notes - Simple notes app that ties notes together with #hashtags

Kompoz - Kompoz is an online platform for crowd-sourcing music creation, making you record, create or publish music with the guidelines of a world-class musical expert.