MacOS X has the native ability to extract/unzip ZIP files, so don’t waste money on third party ZIP programs! You don’t need them! Zipped files look like documents with little zippers on them, contain the extension .zip and also say ZIP right on the icon!
1. Unzipping a file in MacOSX is simple, just double-click on the ZIP file! You know your file is unzipped when you have what looks like a folder with the full product name displayed below the icon….