Last.fm charts on your mobile:

Browse charts of the music you've been listening to / scrobbling. You can also keep track of the music your Last.fm friends have been listening to.

The app includes tabs for Artists, Albums and Tracks.

You can also use the following filters:

Overall, Last 7 days, Last month, Last 3 months, Last 6 months, Last 12 months, Recently played tracks.

You can also share your Last.fm stats with your friends with the share button (works with Twitter, SMS, email, etc)

Now it's easier than ever to keep track of the music you've been scrobbling to Last.fm.