Horrorfiled Mod Apk Unlock All Characters is a horror themed mod apk that was created by the developer Psychedelic. The mod apk is available on the Google Play store and it is free to download. The mod apk features horror themed levels that are designed to scare players. The levels are divided into three different parts and each part has its own unique theme. The first part of the mod apk features levels that are based on the horror movie Saw.