This was the first music app by rockrelay, developed in 2009 year. It was driven by the powerful DSP RockIT engine based on adobe air technology. It was first released with the name “Dubstep Producer” and had more than 100k premium users. One of the best DSP engines based on AIR technology for that time. The app was rebranded and the UI and some parts of the code recreated in 2017. In year 2018 it is discontinued and will stay in the history of android music apps.