NAMM Special JAMUP, BIAS 75% OFF ($19.99->$4.99).
BIAS is an Amp Designer, Modeler and Processor. It's warm, accurate and more versatile than any other modeler, processor in hardware or software ever created.
Tap once to open your BIAS amp in JamUp app and add awesome multi-effects. Also check out BIAS Desktop (AAX/RTAS/VST/AU): www.positivegrid.com
Not sure what the actual update is, but if you haven't plonked down for this app, then do it now. At $4.99 it's a steal.