The Mac OS comes with file compression built in for zip files. No need to buy anything else, unless you have compression files that aren't zip, like .sit files.
no, it's actually free. i believe that's an advertisement for another one of the developer's products. the site is set up weird and i thought that too...
no, it's actually free. i believe that's an advertisement for another one of the developer's products. the site is set up weird and i thought that too...