7zip Free Download for Windows 7/8/10 (Trial Version)
In this post, We will give you information about 7zip Free Download for Windows 7/8/10 (Trial Version). Here we will give you details about 7zip Free Download for Windows 7/8/10 (Trial Version) And how to use it also gives you a Download URL or key for it if it is necessary.
What is 7-Zip?
7-Zip is a free and open-source file archiver, a utility used to place groups of files within compressed containers known as “archives”. This tool is developed by Igor Pavlov and it was first released in 1999. This tool uses its own 7z archive format, but can read and write several other archive formats. Thí tool can be used from a command-line interface as the command p7zip, or through a graphical user interface that also features shell integration. Most of the 7-Zip source code is under the GNU LGPL license; the unRAR code, although, is under the GNU LGPL with an “unRAR restriction”, which states that developers are not permitted to use the code to reverse-engineer the RAR compression algorithm.
Is 7 zip safe? Yes, it’s safe.
Download 7-Zip 19.02 for Windows 7/8/10
- For Windows 32 bit: you click here
- For Windows 64 bit: you click here
Download 7zip for mac: you visit here
How to install 7-Zip
Step 1: After you download, you have 7-Zip.exe file. You click 7-Zip.exe to install it
Step 2: You click “Install”
Done.
How to use 7-Zip to unzip files
Step 1: You choose the file you want to unzip/extract.
Step 2: You right-click the file.
Step 3: You choose 7-Zip => Extract to …
How to use 7-Zip to compress files
Step 1: You choose the file you want to compress. For example, I select the file “download.txt”
Step 2: You right-click the file.
Step 3: You choose 7-Zip
- Then you choose to Add to ” download.7z” if you want to compress the file to .7z file.
- Then you choose to Add to ” download.zip” if you want to compress the file to .zip file.
The main features of 7-Zip
- It has high compression ratio in 7z format with LZMA2 and LZMA2 compression
- It is supported formats:
- Packing/unpacking: 7z, BZIP2, XZ, GZIP, TAR, ZIP and WIM
- Unpacking only: AR, CAB, CHM, ARJ, CPIO, CramFS, DMG, EXT, FAT, GPT, HFS, IHEX, ISO, LZH, LZMA, MBR, MSI, NSIS, NTFS, RPM, QCOW2, RAR, SquashFS, UDF, UEFI, VDI, VHD, VMDK, WIM, XAR and Z.
- For GZIP and ZIP formats, 7-Zip provides a compression ratio that is 2-10 % better than the ratio provided by PKZip and WinZip
- Strong AES-256 encryption in 7z and ZIP formats
- Self-extracting capability for 7z format
- Integration with Windows Shell
- Powerful File Manager
- Powerful command line version
- Plugin for FAR Manager
- Localizations for 87 languages
7-Zip works in Windows 2000 / 2003 / 2008 / 2012 / 2016 / XP / Vista / 7 / 8 / 10.
Compression ratio
We compared 7-Zip with WinRAR 5.20.
FILE SETS: Google Earth 6.2.2.6613 for Windows and Mozilla Firefox 34.0.5 for Windows.
| Archiver | Mozilla Firefox | Google Earth | ||
|---|---|---|---|---|
| 65 files 85 280 391 bytes | 483 files 110 700 519 bytes | |||
| Compressed size | Ratio | Compressed size | Ratio | |
| 7-Zip 9.35 -mx | 39 357 375 | 100% | 15 964 369 | 100% |
| WinRAR 5.20 -m5 -s -ma5 -md128m | 41 789 543 | 106% | 17 035 432 | 107% |
Compression ratio results are very dependent upon the data used for the tests. Usually, this tool compresses to 7z format 30-70% better than to zip format. And this tool compresses to zip format 2-10% better than most of the other zip compatible programs.
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