ActionAdventureCasualIndie≤48 playersmoddablenative Linuxsingle-threadUnturned is an open-world zombie survival sandbox game. As one of the few not yet turned, you must fight to remain among the living.
By Smartly Dressed Games · Released Jul 7, 2017
Host it here
≈ $17/mo
playing ~12 h/week on the metered plan, billed only while the server is actually up. Always-on is $59.98–$89.97/mo · about $14.99 each split between 4 players, 2–3 cores dedicated, never shared.
Free; big plugin community (Rocket/OpenMod); large custom maps balloon RAM.
Get the game
You buy Unturned once from Steam. It is free to play there. NecroHost rents you the server it runs on, which is the monthly figure above.