Mobile (Android) version of Spectral Workbench
I just finished the first draft of this today -- it's a basic version of the Spectral Workbench spectrometer client software which simply runs in a web browser -- on an Android phone. It only works in the Opera browser (the only mobile browser which has implemented the MediaStream API).
The link: http://spectralworkbench.org/capture (it works in a regular browser too, as long as it's Google Chrome :-P )
More soon, but I took this spectrum by strapping a small spectrometer made of black paper and a slice of DVD-R to the back of my Android phone: