The only way to play the actual Steam version of Garry's Mod on your Android device—complete with your 1,000+ subscribed addons—is through game streaming.
Since a direct port doesn't exist, developers have created "GMod-style" sandbox games that replicate the physics and spawning mechanics. gmod android port download link
: A multiplayer-focused sandbox that includes various maps and vehicles, though it frequently includes ads and lacks the "pure" physics of the original. 2. How to Play "Real" GMod on Android (Streaming) The only way to play the actual Steam