Nitrogen Audio Player
Nitrogen is an alternative audio player with customizable interface. It's fast, it can read almost anything, it's skinnable and can be used with steering wheel controls too.
EXTRA APPLICATIONS
Alternative audio and video players, Opera10, Radio Editor...
Visual On Player
A multimedia player that can play video and audio, it has an internal equalizer and a spectrum visualizer.
It cannot replace the original player but can be run as an extra application.
Radioeditor
Edit the memorized radio stations names.
Assign to each station a bookmark button (6 in main radio screen + 6 in RDS screen).
MyDean Audio Player
It's another alternative player, still made by Roadnav and pretty similar to the original one but with better grafic and layout.
Opera 10
Replace the browser Opera Mini with Opera 10 for a faster and better internet browsing experience.