Windows – With Knot you won’t forget important events anymore: simply jot them down on these virtual sticky notes. Knot lets you configure your notes any way you want, customizing background color, text color, font type and window size. You can create as many notes as you need, export them to a text file or even send them to another PC in your network.
Mac – Shoebox is a good alternative to iPhoto to store and view your images on your Mac. The application loads images up quickly and uses both keyword hierarchy and tags to keep all your photos well organized.
Mobile – Last.fm is one of the success stories of the Web 2.0 revolution, allowing users to discover cool new grooves through a unique community-based system. Now you can access the service on the move thanks to Last.fm Mobile, for Windows Mobile devices. (Download for Smartphone; for Pocket PC)