Folder Player Pro is a directory – centric music\mp3 player and is a more advanced version of its free counterpart.
It adds the following capabilities on top of free version:

– Priority updates
– Unlimited tagging, allowing you to create multiple “playlists”
– Extended cross-fading functionality
– Ability to auto-delete tracks during playback
– Option to stop on power loss
– Option to continue playback for next folder, after current folder finishes
– M3U support

Some of the other features shared between two editions:

– playing folder trees AND individual files within folders
– integration with Bluetooth headphones (and your car)
– integration with last.fm (via scrobbler)
– pauses during phone calls and navigation speech
– sequential and random play
– configurable settings
– Equalizer
– Double press headset button to skip track
– Search

Please visit http://folderplayer.com for feedback on problems\ideas\suggestions