A concept I've been working for an Android app. At the moment only a mockup based on my current logo. See the full previews here:
http://d.pr/i/FDaK / http://d.pr/i/xX26 / http://d.pr/i/AKFD / http://d.pr/i/wgff
http://d.pr/i/FDaK / http://d.pr/i/xX26 / http://d.pr/i/AKFD / http://d.pr/i/wgff