Windows: If you’re one of those who prefer functionality over design, foobar2000 is the perfect audio player for you. Having just reached version 1.0, this player has the simplest interface ever, while offering interesting features such as gapless playback, advanced tagging functionality, additional tools to rip CDs and convert files and support for a dozen audio formats.
iPhone: Location-based apps are set to be the next big thing, and Gowalla is one of the front-runners in this exciting field.In essence, Gowalla uses your GPS location to show where you are, and what’s near you. The spots around you are all created by the Gowalla community, and you can also create spots yourself.
Mac: Geotagging is one of the more exciting recent developments in cataloging your photos. Thanks to the latitude and longitude data of your photos you can locate them precisely on a map. Maperture is a free nifty Aperture plugin which harnesses the geotagging features in Google Maps. It will automatically tag pictures that already have the necessary EXIF data.