In today's article, we will talk about the so-called archive utility Mac users should know about. The ability to use archive software is very important when working on a computer as if you are not able to install the archiver and unpack files by it, you are not able to open such file formats as RAR, 7Z, GZIP, and others. And if you think that built-in compression files Mac system can help you with this issue, then you are absolutely wrong. The point is that a built-in Mac application can help you when it comes to ZIP files and not the rest of the existing archive formats.