Audio

QT Sync
Qtsync(Free)
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QT Sync: A Powerful Multimedia Tool for Mac Users
DJ Mixer Express for Mac
DJMixerSoft(Trial version)
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Affordable DJ mixing software for Mac OS X
QMidi
Mixage Software(Trial version)
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Free Trial for Karaoke Lovers
Free Apple Music Converter for Mac
ThunderSoft(Free)
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A free program for Mac, by ThunderSoft.
MixPad Free Music Mixer for Mac
NCH Software(Free)
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Multitrack Recording Software For Your Mac
Clementine
David Sansome(Free)
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Lightweight and Linux-inspired media player
NoteBurner Spotify Music Converter
NoteBurner(Trial version)
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Spotify music conversion app
Windows Media Player
Microsoft(Free)
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Comparing Mac Vs Windows Media Player
DivX Software for Mac
DivX, LLC(Trial version)
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DivX Software for Mac: The Official DivX Player and Converter
Chroma Player
Chromaplayer(Trial version)
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Chroma Player: A Player Optimized for Feature Length Movies