7-Zip is a compression software allowing users to compress files efficiently and quite easily. Here is a brief description of how the program works. It is basically open source software. Most of the source code of 7-Zip is under the GNU and LGPL license. The unRAR code comes under a mixed license.
Various format options
Maybe it is one of the best features of this software that it is able to handle diverse compression formats. You can package files in TAR, BZIP2, GZIP, ZIP and 7z formats and 7-Zip will unpack them easily. It can also deal with DMG, DEB, CPIO, CHM, CAB, ARJ and several other formats.
Though it has all the advanced features, a beginner will never face any sort of trouble, due to its easy-to-use interface. Professionals will enjoy the complex options that are the core of this software. With the help of advanced features, you can protect compressed files with a password and enable self-extracting 7z archives.
1. Best for commercial environment
2. After installing the setup no extra software is installed
3. While creating new archives it supports encryption
4. Can easily integrate with Windows Explorer
Some users have complained that the process of compression takes a lot of time to execute files. There are a few other alternative programs that take less time. Your system resources are also consumed heavily during the process.
1. The developers have not provided any sort of portable option
Why to use it?
1. It is dedicated compression software, which provides complete control over different matters like, applying various layers of security to your files, choosing the container format, adjusting compression ratio and archiving your files easily.
2. 7-Zip provides ultimate support required for the Zip files. Through the official 7z format of the program advanced LZMA2 and LZMA compression algorithms are used for fine file-squashing. It is far more efficient than the previous ZIP format.
3. Files can be archived into WIM, TAR, GZIP, BZIP2 and XZ containers also apart from the normal ZIP and 7z formats.
4. It’s amazing to note here that 7-Zip also backs the RAR format files. It’s indeed a great advantage, as the RAR and ZIP files are both covered and there is no need to use separate software for extracting data from them. You have the best of both worlds.
Ultimately, 7-Zip can be termed as efficient, easy to use, fast and reliable extraction software, which is totally free. There are a few minor drawbacks listed above, which appear light in front of its heavy features. It is a fine or, you can even call it ‘a superior replacement’.