I use winrar. I used to use winzip, but trust me, once you use winrar, you'll never go back.
Winrar offers support for more types of archives (it can even open .iso images) and it has a much better browser, too, for letting you see the contents of archives.
Winrar offers support for more types of archives (it can even open .iso images) and it has a much better browser, too, for letting you see the contents of archives.