Aspyr Media, Inc. has released a free demo for the Mac version of Quake IV, allowing you to try out the popular FPS developed by Raven Software and id Software. The demo features the introduction portion of the single player game, where you, as Matthew Kane, battle with Rhino Squad to clear a landing zone for the main Earth forces. The game is rated "M" for "Mature" by the ESRB. QUAKE 4 is available now for
$49.99 through Aspyr's website.

Quake 4 Demo for Mac (536.37MB)