: The .7z format typically provides 30–70% better compression than the standard ZIP format. It even compresses ZIP and GZIP files 2–10% better than most other ZIP-compatible programs.
is a free, open-source file archiver with a high compression ratio, primarily known for its native .7z format. It is widely considered one of the best free alternatives to paid software like WinRAR or WinZip due to its efficiency and lack of "nagging" registration pop-ups. Performance & Compression Classe4.7z
“Best free archive tool... Totally free, works on even EXE archives, no nagging, works through Wine on Linux like a dream.” SourceForge · 2 months ago Limitations works on even EXE archives