sir i hv much helped by you. i m mechanical engg. and all material available at this place is a wondering experience for me., and its a very helpful for me.
and your app are simply awesome. a very presiously and neaty material are available .
so problem is i use window os device.. so i requested to u plz make app for window os too...it is very helpful for those student who dont download just becaus of they are using window os.. and really i m a big fan of your app...so plz soon pro vided app for windows device too.......