PowerArchiver, a powerful file compression utility, supports several major compression formats such as ZIP, ACE and RAR. It has won many speed tests against competitors such as WinRAR and WinZIP.
Support for the product is found via their support forum with coverage of a range of specific topics on usage of PowerArchiver.
From Powerarchiver:PowerArchiver download provides support for most compressed and encoded files, as well as access to many powerful features and tools. PowerArchiver is the most complete archive utility. available today.PowerArchiver 2012
is licensed as Shareware
for the Windows operating system / platform and can be used as a free trial until the trial period ends. PowerArchiver is available to all software users as a free download (Shareware) with potential restrictions and is not necessarily the download of the full version.
PowerArchiver Virus and Malware Tests:
For security reasons, you should also check out the PowerArchiver virus and malware test
that has been uploaded; additional PowerArchiver screenshots may be available, too.