Download WinRAR 4.20

Download WinRAR 4.20. WinRAR is a compression tool and archive most popular files available for Windows, has been updated to version 4.20. WinRAR supports all popular compression formats including RAR, ZIP, CAB, ARJ, LZH, ACE, TAR, gzip, uue, ISO, BZIP2 and 7-Zip. The new version brings many improvements in speed, compression and encryption support for archives.

WinRAR 4.20

The advantages of the previous version, WinRAR 4.20 is able to compress 30% faster. WinRAR is a mandatory application that must exist in each computer. WinRAR 4.20 is an update of WinRAR 4.11.

What's new in WinRAR 4.20?

• RAR general compression algorithm is optimized for better utilization of several processor cores.
• Increase memory requirements to achieve higher compression speed.
• RAR text compression algorithm cannot utilize several CPU cores efficiently, so its performance in multiprocessor environment is much lower than for general algorithm.
• "Fastest" (-m1) compression mode also supports several processor cores now. In 4.11 it could use only a single processor core.
• RAR general decompression algorithm speed is slightly improved, though not to same extent as RAR compression.
• ZIP compression supports several processor cores resulting in noticeably higher performance in multi-core environment.
• Recovery volume creating and processing can use several CPU cores resulting in higher speed.
• Now the allowed value for -mt switch is 1 - 32, not 0 - 16 as before.
• "Find files" command can search data in 7-Zip archives. Previously "Find files" did not support .7z archive format.
• Windows 2000 is not supported by WinRAR and WinRAR self-extracting modules anymore.
• "Save current settings" button in "Advanced SFX options" dialog is now available only when converting an existing archive to SFX.

Download : WinRAR 4.20 (32-bit) | 1.44 MB
                    WinRAR 4.20 (64-bit) | 1.57 MB