Age of Empires III: Definitive Edition on Mac

MacGames runs Age of Empires III: Definitive Edition on Apple silicon Macs. It sets up Steam, turns the game's DirectX into Metal and skips the game's hardware check.

Steam, in the shared Steam libraryApple D3DMetal

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What MacGames does for it.

Age of Empires III: Definitive Edition (AoE3 DE) is a Windows game. MacGames brings the parts it needs to run on a Mac, and sets them up for you.

DirectX through Metal
Apple's D3DMetal turns the game's DirectX calls into Metal.
No hardware warning
MacGames sets the registry values that skip the game's unsupported-system check and its first-run hardware setup.
Its files kept apart
The game keeps its home, cache and settings folders inside its own MacGames folder.
One Steam for your games
The game installs into the shared Steam library, so you sign in to Steam once for all your games.

Store: Steam, in the shared Steam library. Age of Empires III: Definitive Edition on Steam
Graphics: Apple D3DMetal
Mac: Apple silicon, M1 or later
macOS: 26 or later, with Rosetta 2

From Set up to Play.

Set up

Download MacGames, choose Age of Empires III: Definitive Edition and press Set up. MacGames checks your Mac and makes a Windows environment for the game.
Install

Steam opens. Sign in with your own account, then install Age of Empires III: Definitive Edition and keep the default folder.
Play

Press Play. The game starts with its renderer, its fixes and your settings.

Questions.

Do I need to buy Age of Empires III: Definitive Edition again?

No. You sign in to your own Steam account and install the copy you own. MacGames never includes or downloads games itself.

Which Macs can run it?

A Mac with Apple silicon (M1 or later) and macOS 26 or later, with Rosetta 2. MacGames tells you how to install Rosetta 2 if it is missing. Frame rates depend on your Mac.