way off topis,compression utilitie

hi all,
i'm looking for a free compression utilitie and file zipper.
i've tried some but they just zip the file there does'nt seem
to be any compression.
using windows xp home.
help appreciated.
regards
mike
i'm looking for a free compression utilitie and file zipper.
i've tried some but they just zip the file there does'nt seem
to be any compression.
using windows xp home.
help appreciated.
regards
mike