32-bit means the software uses less than 4GB of RAM.
64-bit means the software uses 4GB RAM or above.
Since the game uses 2GB of RAM, according to their listed specs on Steam, this is a 32-bit game.
If anyone is getting an error message regarding the trainer being made for X-bit version of the game, see here: “These cheats were made for the 64-bit version of the game, you are running the 32-bit version” - Support - WeMod Community