RAR File Converter is a free RAR compression files converting utility, it can convert RAR files to other compression formats or normal files and folders. Supported output formats include ZIP, 7-Zip and Tat format, and it can support different compression levels. Moreover, software can open password protected RAR files and multi-volume RAR files.
This software is a completely freeware, it can work with Windows 8, Windows 7, Vista and Windows XP (.Net Framework).
Here is a program screenshot, running on Windows 8.
In addition, program can encrypt the generated file, in this case, you need set a password and choose Zip format or SevenZip format, the Tar format do not support password protected.