WinRAR is a File Archiver & Data Compression

WinRAR is a powerful archive manager. It can backup your data and reduce the size of email attachments, decompress RAR, ZIP and other files downloaded from Internet and create new archives in RAR and ZIP file format.Its a very useful program that has to be on your computer.

WinRAR is a very powerful file archiver & data compression utility ever developed. It is available as a shareware for almost every operating sytem that is available whether it be Windows, Free BSD, Mac or Linux. As the name suggest it natively creates compressed RAR files which is a much better compression format as compared to the popular ZIP format. Infact it also support unpacking of ARJ, LZH, TAR, GZ, ACE, UUE, BZ2, JAR, ISO, EXE, 7z and Z archives. Only RAR & ZIP are fully supported.

In this version decompression support for WinZip AES encrypted ZIP archives is added & now there is improved Unicode support for RAR and ZIP archive names. New command line switches are also included, now you can use command prompt to handle winRAR, you can also batch process your archive files. New "Options" page of archiving dialog contains the group of settings modifying the behavior of "Delete files after archiving" option from "General" page, & last but not the least it displays the total progress bar when unpacking a multivolume RAR archive if all volumes are present in the same folder.

What's new in version 4.1 beta

1. Improved detection of UTF-8 encoding in file names in ZIP archives.
WinRAR attempts to recognize Unicode names, even when UTF-8 flag is not present in ZIP archive headers.
2. Bugs fixed:
a) If switch -t was set in RAR environment variable, WinRAR "View"command failed to open archived files
b) ""Autodetect" string" option in "Define volume sizes" dialog did not work;
c) If "Split to volumes, size" in default compression profile was set to "Autodetect", "Delete" and "Add comment" commands refused to modify ZIP archives.

What's new in version 4.0

New:
- RARLAB.COM website design.
- WinRAR themes

What's new in version 3.9 beta

1. This version can decompress 7-Zip archives created with LZMA2 algorithm.
2. Now a password is requested only once when unpacking 7z archives with encrypted file names from context menu. WinRAR 3.90 asked it twice.
3. This version can unpack tar.bz2 archives consisting of several smaller bz2 streams merged together. Previous versions unpacked only the first nested bz2 stream in such composite archive.
4. WinRAR displays CRC32 of files inside of usual .gz (not .tar.gz) archives. Previous versions left this field blank for GZIP files.
5. Bugs fixed:
a) WinRAR 3.90 displayed "Save" button instead of "Open" or "OK" in "Find archive" dialog ("Open archive" command in "File" menu and "Browse..." command in archiving dialog);
b) WinRAR could display incorrect file names when browsing malformed ZIP archives;
c) WinRAR 3.90 failed to decompress LZH archives created with "-lh7-" algorithm;
d) WinRAR 3.90 could fail to delete a part of files after archiving if delete to Recycle Bin was enabled. This bug was present when working in Windows XP, but not in Windows Vista and Windows 7;
e) when unpacking ISO file using WinRAR "Extract files..." command in Explorer context menu, WinRAR could unpack same archived files twice during the same operation. It displayed the overwrite prompt when unpacking files for the second time;
f) hexadecimal search in WinRAR 3.90 "Find" command and console RAR "ih" command failed to find matches if first byte in search string was greater than 127.

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