iTunes

Duplicate Cleaner is a freeware that helps to free up disk space by locating and removing duplicate files, including music, photos, videos, and documents. The software allows users to choose and safely move or delete these files with various options.

StationRipper is a software that enables you to record internet radio stations and broadcasts. Registered users on broadband connections can download up to 6,000 new songs every 24 hours from stations like Shoutcast, Last.fm, and Pandora.com.

DesktopLyrics displays lyrics of the currently playing song from iTunes on your desktop. However, it does not fetch lyrics if they are not set in iTunes.

Open Subtitles FlixTools is a software that simplifies the process of downloading subtitles for movies and TV series. The software can also convert videos with multiple subtitles to iTunes, detect and edit video iTunes meta-data, and synchronize subtitles.

Dupe Eliminator is a robust software tool that allows users to effortlessly identify and delete unwanted duplicates of music, TV shows, movies, podcasts, and dead links. Its wide range of selection criteria ensures the removal of all duplicates while keeping the originals intact.

Audiobook Transformer automates the conversion of iTunes Audiobooks to various formats like MP3, AAC, Apple Lossless, AIFF, and WAV on Mac OS, saving time and effort. It supports multiple device formats for seamless playback.

Music Transformer is a software for Mac OS X that helps convert iTunes M4P music tracks to different formats including MP3, AAC, AIFF, WAV, and Apple Lossless. It doesn't alter the original iTunes files and can be used with virtual CD software or a CD-RW.

Amvidia's batch audio converter facilitates converting audio files to MP3, WAV, M4A/MP4, FLAC, and AIFF formats while letting users customize audio settings. Features include tag organizer, volume adjuster, audio effects, and CUE splitter. The program is free to download from amvidia.com/to-audio-converter.