Games like Idle Heroes - Idle Games
Idle Heroes - Idle Games leans idle. These games share the most with it, and each one says why.

Valor Legends: Idle RPGUpdated
Also rpg, collection, factions · Same active/idle balance (leans idle)
Summon heroes from five factions, arrange them in rows, and let them fight automatically, sending them on bounties for bonuses while you are offline.
75% idle
CookieRun: Crumble - Idle RPGUpdated
Also rpg, collection, guilds · Same active/idle balance (leans idle)
Field a squad of up to 12 Cookies that auto-battle nonstop, gathering upgrade resources while you are offline.
75% idle
Summoners Era: Idle RPG HeroesUpdated
Also rpg, collection, guilds · Same active/idle balance (leans idle)
Summon heroes who train and level while you are AFK, then take them through campaigns, towers, arena and guild wars.
75% idle
AFK Heroes: Fantasy Idle RPGDormant
Also rpg, collection, guilds · Same active/idle balance (leans idle)
Summon heroes, set lineups and let them fight while you are away, needing only minutes a day.
75% idle
Eternal Evolution: Idle RPGUpdated
Also rpg, collection, factions · Same active/idle balance (leans idle)
Collect over 100 sci-fi heroes across three factions and lead squads into battle, with resources flowing in while you are away.
75% idle
Angel Legion
Also collection, rpg, factions · Same active/idle balance (leans idle)
A 3D hero-collection RPG where resources build up automatically. Recruit and dress a roster of angels across three warring space factions.
85% steam70% idle
Idle Big Devil
Also rpg, factions, collection · Same active/idle balance (leans idle)
Summon and upgrade heroes from five factions, equip artifacts, and push a campaign and an infinite tower in a 3D idle RPG.
82% steam70% idle
Idle War: Legendary HeroesUpdated
Also rpg, collection, factions
Summon from over 100 heroes across six factions for Norse myth battles that run fully automatically, even offline.
90% idle
Mini Legion: OutlandUpdated
Also rpg, factions, guilds
A medieval fantasy idle MMORPG with rival factions, guild wars, dungeons and weapons that grow with you.

Firestone Idle RPG
Also rpg, guilds · Same active/idle balance (mostly idle)
A big, polished free-to-play hero idler with guilds, expeditions and a lot of timers.
77% steam80% idle
Summoners Greed: AFK TD TowerUpdated
Also collection, rpg · Same active/idle balance (leans idle)
Summon heroes, place them on a grid to hold off waves, and collect rewards that build up while the game is closed.
75% idle
Invincible: Guarding the GlobeUpdated
Also rpg, collection · Same active/idle balance (leans idle)
Recruit characters from Invincible, merge clones to rank them up, and run idle battles in the background.
75% idle
Crush Them All - Idle RPGUpdated
Also rpg, collection · Same active/idle balance (leans idle)
Collect heroes and crush bosses across more than 1000 stages, ascending to new worlds and progressing while away.
75% idle
Castle Cats - Idle Hero RPGUpdated
Also rpg, collection · Same active/idle balance (leans idle)
Collect over 150 heroic cats and send them on quests against an evil pug wizard, returning to gather rewards and evolve your roster.
75% idle
Trials of Heroes: Idle RPGUpdated
Also rpg, collection · Same active/idle balance (leans idle)
Summon a hero squad that auto-battles through dungeons and towers, gathering resources for you even when you are offline.
75% idle
Bounty Bash: Idle Pirate RPGUpdated
Also rpg, collection · Same active/idle balance (leans idle)
Summon a pirate crew that auto-battles at sea around the clock, growing stronger while you are away.
75% idle
Twilight Chronicle: Idle RPGUpdated
Also rpg, collection · Same active/idle balance (leans idle)
Gather a hero team against Cthulhu-style cults in a dark fantasy story, with offline idling steadily adding power.
75% idle
Epic Summoners: Monsters WarUpdated
Also rpg, collection · Same active/idle balance (leans idle)
Summon heroes who auto-battle up the Magic Ladder, collecting combat rewards even while you are offline.
75% idle
Endless Frontier - RPGUpdated
Also rpg, collection · Same active/idle balance (leans idle)
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
Dungeon Crusher: AFK HeroesUpdated
Also rpg, collection · Same active/idle balance (leans idle)
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 rpg, collection · Same active/idle balance (leans idle)
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
Darkest AFK: Offline RPG GamesUpdated
Also rpg, collection · Same active/idle balance (leans idle)
Summon and gear up knights, archers and mages for dark fantasy auto battles through cursed lands and dungeons, with progress continuing offline.
75% idle
Idle Epic Angels of FateDormant
Also rpg, collection · Same active/idle balance (leans idle)
Rescue and collect over 100 anime angels and grow them through an AFK system that keeps earning experience and diamonds.
75% idle
AFK God of DestructionUpdated
Also rpg, collection · Same active/idle balance (leans idle)
Command shadow forces in a dark fantasy isekai, collecting artifacts and conquering dungeons while your shadows grow in your absence.
75% idle