Go to your Android settings > Security > and toggle on "Install from Unknown Sources" to allow the APK to be installed.
Fan-made projects like the Parasite in City Remake by L0LM4N on Itch.io aim to bring the original Windows experience to Android users. APK Details and Compatibility
Looking to relive the dark, pixel-art survival horror of on your mobile device? While the original title was a Windows-exclusive release by Pixel Factory , fans have worked on porting this experience to mobile platforms.
Download the file, open it from your "Downloads" folder, and follow the prompts to install.