Mac (10000 programs)
Pros: Concise interface. Keyboard functions. Open multiple timers.
Cons: Only one alarm type.
Pros: Supports drag and drop. Syncs and backsup data. Works with iPhone and iPhone Touch.
Cons: May break with every iPhone update. Not fully functional with iOS 4.
Pros: Free to download. Open-source software. Comes with apps database. Cross-platform.
Cons: Some applications may not work.
Pros: Lots of keystrokes and mouseclicks. Talkthrough tutorial. Use Speech recognition and AppleScript.
Cons: AppleScript not easy for all.