SGBoH Calculator will help you to conduct shock combat in such Simple Great Battles of History board games as Great Battles of Alexander, SPQR, Great Battles of Julius Caesar, Conquest of Gaul & Cataphract.
Weapon Matrix is incorporated in the application, so all you need is set weapon types, TQ Differential, Size Ratio, Hits, Leader and Terrain modifiers, set Motion and Double Depth switches and you are good to go for your final modifier! No more pen and paper needed.