Mac (9637 programs)
Pros: xDonkey is good to find files. Advanced search tool.
Cons: Old interface. Not updated for a while.
Pros: Set hotkeys. Last.fm support. Beautiful interface.
Cons: Can't resize window. Uninstalling.
Pros: Fast and lightweight. Easy to use. Support for BitTorrent v2 and Hybrid torrents.
Cons: No proxy support. Struggles with multiple active torrents.
Pros: Easy to access from menu bar. Slick interface. Cleans caches, repairs permissions and more. Force Quit feature very powerful.
Cons: Doesn't offer much more than Disk Utility.
Pros: User-friendly graphical interface. Supports third-party cloud services. Allows external text editors. Can encrypt client-side connection.
Cons: Only allows one active connection. Can’t share files directly.
Pros: Simple selection of data. Easy editing of data.
Cons: Doesn't always work with Bluetooth. Weak interface.
Pros: Allows you to drag and drop files between Macs. Automatically transfers to other Mac when cursor reaches edge of screen. Very easy to setup.
Cons: May be a brief delay in transferring.
Pros: Import, organize and search loads of icons. Change look of Leopard Dock. Well organized. Now free to use.
Cons: No read me. No longer supported. Does not work fully on Mountain Lion.