Also there is unrar license restriction for some parts of the code They offer a high compression ratio and support encryption What is a 7z file
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You can open.7z files on a mac without installing any special software
On an android, iphone, or ipad, install izip from the app store or play store
On a chromebook, use the files app to unpack 7z files. It's a bit like a folder on your computer, except that it really acts like a file Both a folder and a 7z file can store one or more files, and even other folders. This tutorial explains what is a 7z file extension
Also learn how to create and open.7z file in windows, mac, and online.