Mac

Macintosh computers can not run AoS without using a program called Wine. This is because Macintosh Computers doesn't recognise the file format this meaning it cannot install.

Easy install

Ace Of Spades Mac app download (Always Updates): http://ace-spades.com/forums/viewtopic.php?f=11&t=1774

or

http://portingteam.com/index.php/files/file/7125-ace-of-spades/

Manual install

For info how to play on Linux, see Linux