Want all the features?? Without having to pay for new features?
The Premium Version is the one for you!
iScrobble is A Live Scrobbler for http://www.last.fm.
It also Features a Non-Realtime Background Scrobbler so that you can even use it to detect tracks played outside of the App!
It will Save scrobbles for later if there is no network connection and will scrobble when it regains network (if you leave the app it will scrobble next time you run the app with a network connection!).
It also allows you to access your Last.fm profile and send shout's to your friends! along with the ability to find more Music that you may like! (Requires A Network Connection).
It sports a clean User Interface and Gives you the Ability to love Tracks to Last.fm, Facebook, and Twitter (Requires A Network Connection).