The PC version was released on Octoin North America. The Mac version was ported over and developed and published by Destineer's MacSoft. Age of Empires III is a real-time strategy video game developed by Microsoft Corporation's Ensemble Studios and published by Microsoft Game Studios. Download age of empires iii mac, age of empires iii mac, age of empires iii mac download free. Game Title: Age of Empires® III: Complete Collection. Command mighty European powers looking to explore new lands in the New World or jump eastward to Asia and determine the outcome of its struggles for power. Microsoft Studios brings you three epic Age of Empires III games in one monumental collection for the first time.