HTC Sync Manager makes it easy to sync all of your media to and from your computer with your HTC phone.
With this app you can copy and sync your media files with your external drive.
Motorola Media Link connects your compatible Motorola phone with your MAC.
Convert DVD/videos to MP4, MOV, M4V, MKV, AVI, WMV, TS, etc.
Missing Sync for Sony PSP - Turn your PSP into killer mobile media.