TL:DR; Listen to your work when you want!
Let the computer read your documents so that you can listen to them later.
This software offers a solution to users who want to play a playlist of AAC files at random. The user simply adds the MP3 files or an entire folder to be played. The interface is simplified with a play, stop and pause button.
CUE Splitter is a freeware tool that split a single big audio track, mostly an album or a compilation, into the relative individual audio tracks, using informations contained in the associated "CUE" file.
Xilisoft iPhone Ringtone Maker for Mac lets you convert favorite music/ songs in WMA, WAV, RA, M4A, MP3 formats to M4R iPhone ringtones. It can also extract from AVI, WMV, DivX, MP4, H.264/AVC, MKV, XviD, 3GP, MPEG, etc to M4R iPhone ringtone.