If you are looking for a standard Android APK to play Project Demigod on a smartphone, you need to be careful. Project Demigod is a high-end VR title. It is built specifically for Virtual Reality headsets. A standard smartphone lacks the dual-lens rendering and motion tracking hardware required to run the game as intended.
If you want to try it before buying, there is an official Project Demigod - Demo available on SideQuest and the Meta Store. 🛠️ Modding the Real Game Project Demigod (Steam and Meta Quest VR game) project demigod full game apk work