Games like Idle Zombie: Survival Station
Idle Zombie: Survival Station. These games share the most with it, and each one says why.

Survivor Idle Run: Z-RPG GameUpdated
Also idle, rpg, combat
A survivor runs and fights zombie hordes on his own while you upgrade stats and weapons, tapping to trigger a fever mode that speeds up attacks.

The Walking Dead: All-StarsUpdated
Also idle, rpg, horror
Lead Walking Dead survivors through team battles in overrun cities, with the squad fighting on while you are away.
75% idle
Alien Invasion: RPG Idle SpaceUpdated
Also rpg, combat, idle
Guide an alien that eats humans to grow stronger, evolve its abilities and beat bosses in new locations.

Invincible: Guarding the GlobeUpdated
Also rpg, combat, idle
Recruit characters from Invincible, merge clones to rank them up, and run idle battles in the background.
75% idle
Street Fighter Duel - Idle RPGUpdated
Also idle, rpg, combat
Recruit famous Street Fighter characters into a team that keeps getting stronger while you are away.

Epic Stickman: RPG Idle WarUpdated
Also idle, rpg, combat
Guide a stickman hero through a shadowy realm, picking a class and gaining power in automatic fights even offline.
75% idle
Hero Factory : Idle TycoonDormant
Also idle, rpg, combat
Mass-produce heroes in factories and send them against bosses, reinvesting gold into more production lines and gear upgraded through a matching minigame.

Fortress Saga: Idle AFK RPGUpdated
Also idle, rpg, combat
Collect heroes, clear dungeons, and upgrade a fortress in a fantasy idle RPG where your party keeps fighting and gathering rewards while you are offline.
75% idle
Clicker Heroes - Idle SlayerUpdated
Also idle, rpg, combat
Tap to fight waves of monsters and recruit a team of heroes with their own abilities, in the mobile version of a long-running idle RPG.

MapleStory : Idle RPGUpdated
Also idle, rpg, combat
An idle take on MapleStory where your character battles and levels up automatically wherever you are, with companions, dungeons, and PvP.
75% idle
Ghost Invasion: Idle HunterUpdated
Also idle, rpg, combat
Capture invading spirits as a ghost hunter, upgrading your trapper's power, speed, and capture radius to take on bosses across new areas.

Lootfiend: Idle DungeonsUpdated
Also idle, rpg, combat
A dark fantasy loot RPG where your hero fights on auto-mode, rerolling gear stats, mixing skills and runes, and recruiting sidekicks.

Idle Necromancer: AFK Tap HeroDormant
Also idle, rpg, combat
Play as a necromancer raising zombies to raze villages and fight the king's army, harvesting Nether to grow your power.

F Class Adventurer: AFK RPGUpdated
Also idle, rpg, combat
Level a lowly F-rank adventurer toward S-rank with screen-clearing area skills while experience keeps piling up offline.
75% idle
Idle Berserker: legend of rpgUpdated
Also idle, rpg, combat
A reborn swordsman fuels his rage to cut through enemies on the way to a black dragon, collecting gear and skills.

Shadow War: Idle RPG SurvivalUpdated
Also idle, rpg, combat
Lead a dark knight's army through endless levels, summoning weapons and pets while auto-battle keeps resources coming.

Zombie Strike-Idle Battle SRPGDormant
Also idle, rpg, horror
Hire survivors, tune squad formations and let them auto-fight hordes of zombies, with loot piling up offline.
75% idle
Twilight Chronicle: Idle RPGUpdated
Also idle, rpg, horror
Gather a hero team against Cthulhu-style cults in a dark fantasy story, with offline idling steadily adding power.
75% idle
Tailed Demon SlayerUpdated
Also idle, rpg, combat
Power up a hero with skills, relics and skins to clear undead bosses from an occupied town.

The Demonized: Idle RPGUpdated
Also idle, rpg, horror
A hero borrows demonic power to fight bosses in a pixel-art world, trading souls with demons and managing a Dominion.

Endless Frontier - RPGUpdated
Also idle, rpg, combat
Lead a squad of knights and mages up thousands of stages against titans and dragons, with units that keep climbing and leveling on their own while you are away.
75% idle
Superhero Idle: Strike LeagueUpdated
Also idle, rpg, combat
Pull superheroes from a gacha roster, arrange them into a team with combo attacks, and let hands-off battles gather the resources that power them up.

Dungeon Crusher: AFK HeroesUpdated
Also idle, rpg, combat
Collect heroes who clear dungeons without you, then log in to claim loot and assemble squads for PvP and PvE rankings.
75% idle
Seven Knights Idle AdventureUpdated
Also idle, rpg, combat
Assemble Seven Knights heroes into a team for 10 vs 10 auto battles that keep earning experience and gold while you are logged out.
75% idle