#7Z is a 7-Zip GUI for Windows; Q7Z is a P7Zip GUI for Linux. #7Z and Q7Z attempt to simplify data compression and backup.7-Zip is a file archiver for Windows with a high compression ratio; P7Zip is a port of 7-Zip from Windows to Linux.Use Q7Z or #7Z if you want to:* Update existing archives quickly* Backup multiple folders to a storage location* Create or extract protected archives* Lessen effort by using archiving profiles and lists