WinRAR Professional 3.91.exe

WinRAR is a shareware file archiver and data compression utility developed by Eugene Roshal, and first released in autumn of 1993. It is one of the few applications that is able to create RAR archives natively, because the encoding method is held to be proprietary.

Developer

The current developer is Eugene Roshal, while his brother Alexander Roshal is engaged in running the business behind the software.

Features

WinRAR supports the following features:
Complete support for RAR (WinRAR native conversion format) and ZIP archives, and unpacking of ARJ, LZH, TAR, GZ, ACE, UUE, BZ2, JAR, ISO, EXE, 7z, and Z archives.
Multithreaded compression
The ability to create self-extracting and multi-volume (split) archives.
Data redundancy is provided via recovery records and recovery volumes, allowing reconstruction of damaged archives.
Support for advanced NTFS file system options and Unicode in file names.
Optional archive encryption using AES (Advanced Encryption Standard) with a 128-bit key.