The is the best category of Survival game can you find it on mobile platforms like android and iOS and you can download for free.
Infected : Super Soldiers
Idle Guns
The Last of Duck
Monster Shooting
Monster Survivor
Survive.this
The Dead Will Walk
Mining Life Simulator
Zombie Forest 3
The Wolf King : Wolf Simulator
Arena Breakout
Zombie Survivor
I WILL BE THERE
Last Battlefield Earth
Spider Horror Multiplayer
The World Has Gone
Beyond Infinity
Imposter Rainbow Garten
Doomsday Raid
Last Stand
Survivor Island
Epic Blitz
Hungry Shark Primal
Death of the Breath
Gunfire strike
The Last Bunker
Billy Wants To Play
Earth: Revival (JP)
Five Nights at Scary Games
Firefighter
Somnolent
LotR: Heroes of Middle-earth™
Granny Nightmare : Horror House