Use deVault:

1) To securely store and organize all your important files. 2) To take your files anywhere and use them on any PC. 3) To synchronize your files between any number of PCs. 4) To instantly find any file using real time search. 5) To share multiple files with others in secure digital vaults. 6) Smart Sync Across Vaults options 7) Instant Email, FTP, Data Install Packages File Sync Scheduler 9) Revision Control for all your vaults 10) To create Install Packages

New, Sync Tweak with smart folder selection for mobile computing.

Built-in 256-bit Blowfish encryption, compression, e-mail, instant search, item to web page links, and fully customizable interface.

Unique, free, Rar extraction utility that adds a bit of fun and excitement to the otherwise monotonous task of extracting archives.
It optionally integrates with the Windows Shell, associates itself with Rar files, and also supports drag-and-drop, making extracting multple archives at once a breeze.

Got lots of Rar files protected using the same password? Extract them all at once and only have to enter the password once.

Use deVault:

1) To securely store and organize all your important files. 2) To take your files anywhere and use them on any PC. 3) To synchronize your files between any number of PCs. 4) To instantly find any file using real time search. 5) To share multiple files with others in secure digital vaults. 6) Smart Sync Across Vaults options 7) Instant Email, FTP, Data Install Packages File Sync Scheduler

Built-in 256-bit Blowfish encryption, compression, e-mail, instant search, item to web page links, and fully customizable interface.

Zipeg is free utility for Mac OS X. Zipeg allows you to open and explore content of zip, rar and other archives, preview files and images before you extract/unzip them. Extract only the files you want. Zip thru photo archives. See image thumbnails. Zipeg allows you to decide what do you want to extract. You can choose what to extract and where to put extracted files or just drag and drop them.

TyphoonZip is a powerful, all purpose zipping tool. Load and create zip files with an easy to use interface. Drag and drop files directly to or from a zip file. Right click any file on your computer to see various TyphoonZip options, including zipping and unzipping of multiple files or folders, and zipping and emailing any selection of files or folders.