Dec 24, 2008 - Happy Holidays! GrooveStep 1.0 for the Nintendo DS is finally here. Compressed with 7-zip. Major features added are WAV file support and sample preview in the file browser. DOWNLOAD IT HERE What is GrooveStep? GrooveStep Digital Music Studio is a full featured music making application for the Nintendo DS. GrooveStep features an easy to use step sequencer for pattern based music maki