It is open-source, and completely free that helps you archive files in seconds. Download 7-Zip free or you can try WinRARto its alternative.ħ-Zip a compressed archive file format with a great compression ratio with a lot of features, letting you extract compressed files, alongside making compressed files. If you need a utility that takes less space on your PC, is free, and works effectively, then 7-Zip is the right one. So you have alternatives and the 7-Zip is one of them which one of the best. But the fact is, it does not help you all ways in terms of compression, actually, it is not that very good at all.
As a Windows user, you have a built-in compression app for file compressing and decompressing. Nowadays compressing large files into a single archive and sending them across the internet became easier than ever.