Or maybe using a PC is cheating in a way that you can move differently and is faster?

There is other reasons why iDevice sparrer's would refuse to spar on PC, because its simply fair.

PC's are so easy to hack in which makes it more unfair, how do we know if someone is speedhacking? sure they have systems but is it really that good? I've checked and their systems can't track until it gets to a certain speed.

iGraal comes from the app store. Sparring was a concept designed around to use a touchscreen. iClassic and normal Classic are two different games.

PC is unfair since the majority uses an iDevice. PC DO have an edge