Shattered Haven - Shattered Haven combines the elements of Puzzle, Adventure, Survival, and Zombies.
7 Days to Die - 7 Days to Die is a post-apocalyptic survival game, during which players must craft shelters and horde resources in order to survive waves of undead enemies. Read more about 7 Days to Die.
Shattered Pixel Dungeon - A Roguelike RPG, with randomly generated levels, items, enemies, and traps!
DayZ - DayZ is an open world multiplayer survival game that tosses you in the midst of a zombie apocalypse.
UnReal World - UnReal World is a 1992 Rough-like Survival and Single-player Simulation developed by Sami Maaranen, Erkka Lehmus.
Rust Game - Rust’s world is harsh. The environment is not kind. Bears and wolves will chase and kill you. Falling from a height will kill you. Being exposed to radiation for an extended period will kill you. Starving will kill you. Being cold will kill you.