Free
VisualDiffer
Efficient File and Folder Comparison Tool
Your download will start automatically. If it doesn't, restart it.
View how much space your files take in your Mac
Create your iPhone, iPad, and iPod space free
Visually evaluate the quality of your WiFi signal
User friendly troubleshooting assistant for Mac OS X
Recover photos, music and video that have been lost or damaged
Connect360: Utility Software for Mac
Excellent contextual menu add-on for Finder
Repair disk permissions
Free instant messaging supports most protocols
Witch: Efficient Window Management for Mac
Quick access to the apps you use most
Monitor your Mac's performance in real time