After all these years, Winzip seems still to be paid, it's surprising, given then number of alternatives. Furthermore, zip and unzip are now integrated to Windows' Explorer. But I prefer 7Zip, the best for me.
I've found a free alternative for Mac: https://peazip.github.io/peazip-macos.html

𝒫𝒽𝓎𝓁

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👿 Win11 on i9-13900K@5GHz, 64GB, RoG Strix B760F Gamng, Asus Tuf Gaming RTX 4070 OC Edition, 1 TB SSD, 6+4+8TB HD
👿 Mac Mini M2, Sonoma 14.6.1, 16GB, 500GB SSD
👿 Nas 10TB
👿 Poser 13 and soon 14 ❤️