Fidelity Media has updated MegaSeg, the DJ mixing app and broadcast automation system made especially for Mac, to version 5.7.2, featuring full compatibility with OS X Lion. It’s available at the Mac App Store.

The new version also delivers over 60 improvements including new Lion-style scrolling and optimizations for Multi-Touch trackpads. Additional refinements throughout the app cover features such as ambient video, category browsing, decks, events, mic play-thru, MIDI, playlists, and the scheduler.

MegaSeg Pro provides advanced features for pro DJs and VJs, radio and TV stations, and hospitality businesses such as restaurants and hotels. The Pro edition incorporates video playback for ambient visuals, hot keys for instant sound effects, automated music scheduling, ad messaging events, track separation rules, request lists, and more. The DJ edition offers features including visual beat syncing, headphone outputs for preview, MIDI support, automatic volume control, fast category searching, track logging, integrated iTunes playlists and protected audio playback.

MegaSeg 5.7 DJ and Pro editions are available from MegaSeg.com for US$99 and $199 respectively, and compatible with any Mac running OS X 10.4 or higher. DJ edition users can upgrade to MegaSeg Pro for $99. The DJ edition is also available on the Mac App Store for a limited-time promotional price of $69, and compatible only with Intel-based Macs running OS X 10.6.6 or higher.