7Zip is a powerful, ultra-lightweight and 100% free file compression tool that unpacks virtually every known archive format in Windows. It's advanced features shrinks files up to 40% smaller then other "pay-for" archiving tools and it's redesigned UI makes it intuitive and easy to use. Best of all - this 100% Full-Version is FREE to Use - even for commercial use!
Clicking this button downloads Install IQ™ which manages your 7Zip installation. Additional software may be offered to you via opt-in ads during the installation process: Learn More. This software is available for free from the manufacturer's website here.
7Zip is a professional caliber archive utility with an extremey high compression ratio that is up to 70% more efficient than other archiving tools. Its powerful engine lets you zip and unzip more file formats than any other software of its kind.
Finally - a free archiving tool that WORKS for ZIP files! Don't let it's easy-to-use interface fool you; the advanced features of 7Zip's compression engine make it an industry leader in file archiving among both free & paid tools. Advanced options allow you to create solid, self-extracting archives, give you complete control over compression level, and even allow you to password protect your zipped files. 7Zip even has a command line module and localizations for 79 languages. Try it and you'll understand why the source code behind 7Zip is trusted by millions of users around the world.
With it's powerful File Manager, 7Zip can unpack: ARJ, CAB, CHM, CPIO, CramFS, DEB, DMG, FAT, HFS, ISO, LZH, LZMA, MBR, MSI, NSIS, NTFS, RAR, RPM, SquashFS, UDF, VHD, WIM, XAR and Z files.
Using the industry leading LZMA compression algorithm, it can also pack: 7z, XZ, BZIP2, GZIP, TAR, ZIP and WIM files!
Click to see 7Zip in action!
7-Zip is a compression tool used to open files or reduce the size of files. Upon installation, you can find it in the Start Menu, under "All Programs". To compress a file or folder, simply select the file or folder you want to archive. Then, click "File", "7-Zip" to find additional menu options. Select "Add to Archive", and an additional window will launch, allowing you to select the format, compression level, compression method, etc. Make your selections and click "OK".