You often have a zip file downloaded from internet and what to unzip to open ,you mostly use WinZip free version which ends in 30 days and also have some irritating ads when you open that so you need a solution that will work for unrestricted time period.
7zip is a free software and have no limitation like Winzip it have better compression ratio so your zip will be smaller then regular zip file. 7-Zip can unpacks a number of archive formats, including ZIP, RAR,ISO,CAB,TAR, GZ, and its own 7z formats.
If you still need to use WinZip or such software for more then the trial period of 30 or 15 days then wait for some time i will post how to use software for more then trial period.
Features offered by 7zip:
- Free to use and download.
- Light software.
- High compression ratio.
- Supported OS Windows, Linux/Unix.
- Offer Encryption with password.
- Similar interface to WinZip, easy to use.
- Small memory requirements for decompressing
- It gives an extension .7z to the file zipped from 7zip.
- 7z archives are up to 40 percent smaller then their ZIP equivalents.
- No 30 days limitation use for unlimited time.
Download : 7Zip software