البرنامج يختص بضغط الملفات وفكها ويعتبر هو المنافس الحقيقى لWinRAR وWinzip يدعم البرنامج العديد من أنواع ملفات الضغط وفيه الكثير من المزايا والخصائص كما انه يمكن من خلال البرنامج تقسيم الملفات الكبيرة الى اجزاء تحملها على الفلوبي كذلك يعمل على جميع انظمة ويندوز
PowerArchiver offers hundreds of features, yet remains easy to use, small and fast. Novice users will find a familiar interface complete with tutorial and detailed help, while more experienced users can take advantage of full Explorer integration, multiple encryption methods and advanced compression algorithms. PowerArchiver is an award-winning archive utility for the Windows® family that provides support for most compressed and encoded files, as well as access to many powerful features and tools through an easy to use interface that seamlessly integrates with Windows Explorer. PowerArchiver creates and works with unlimited size ZIP archives with enhanced ZIP format speed and compression; a Password Manager stores your frequently used passwords; encrypts your archives using 5 different methods including 256-bit AES; back up your work with PowerArchiver's Auto-Backup tool and FTP support; creates powerful CAB and ZIP self extracting (SFX) archives using a Wizard; a Batch ZIP tool compresses hundreds of files all at once; and a Multi-Extract tool can extract hundreds of archives instantly.