Games like NGU Idle
NGU Idle leans idle, never really ends, stacks 1 prestige layer. These games share the most with it, and each one says why.

Bloobs Adventure Idle
Also rpg, prestige, deep · Same active/idle balance (leans idle)
A RuneScape-style idle RPG with 24 linked skills, automated boss fights, soul collecting and skill prestige, plus banked offline time to spend later.
88% steam75% idle
Idling to Rule the Gods
Also rpg, prestige · Same active/idle balance (leans idle) · Built on Unity
Train clones, fight gods, rebirth. An old-school Unity idler that still has a loyal crowd.
85% steam75% idle
Clicker Heroes
Also rpg, prestige · Same active/idle balance (leans idle)
Click monsters, hire heroes, ascend, transcend. The game that made idle RPGs mainstream on Steam.
90% steam60% idle
Idle Slayer
Also rpg, prestige · Built on Unity
A runner-platformer bolted onto an idle economy. Jump for coins when you're around; let it grind when you're not.
84% steam45% idle
Incremental Epic Hero 2
Also rpg, prestige, deep
Six heroes battle automatically across a fantasy world while you upgrade nearly everything and juggle many prestige systems, with over 1,000 hours of content.
72% steam
Farmer Against Potatoes Idle
Also humor, deep · Same active/idle balance (leans idle)
A farmer at war with sentient potatoes, and approximately forty interlocking upgrade screens.
95% steam70% idle
Realm Grinder
Also prestige, deep · Same active/idle balance (balanced)
Pick a faction, build a kingdom, abdicate, reincarnate, ascend. Every run changes which of eleven factions is optimal.
87% steam55% idle
SynergismUpdated
Also prestige, deep · Same active/idle balance (leans idle)
Five prestige layers stacked like a tower, each one reshaping the ones below. For people who liked AD and want more.
76% steam60% idle
Leaf Blower Revolution
Also humor, prestige · Same active/idle balance (balanced)
Blow leaves. Blow more leaves. Somehow blow leaves across multiple dimensions with a crafting system.
94% steam55% idle
Tap Titans 2
Also rpg, prestige · Built on Unity
Tap titans, recruit heroes, prestige. The mobile heir to the Clicker Heroes formula.
50% idle
Almost a Hero - Idle AdventureUpdated
Also rpg, prestige, humor · Same active/idle balance (leans idle)
Lead a team of hopeless heroes through dungeons, prestiging for permanent artifacts while they fight while away.
75% idle
Legends of IdleOn
Also rpg, deep
An idle MMO with a whole account of characters working different skills at once. Massive, sprawling, social.
77% steam80% idle
Cell to Singularity
Also prestige · Same active/idle balance (leans idle) · Built on Unity
Evolve life from a single cell to a technological singularity, with a surprising amount of real science in the tooltips.
89% steam70% idleEvolveUpdated
Also prestige, deep · Same active/idle balance (leans idle)
Evolve a species from primordial ooze, build a civilisation, then blow it up in a dozen different ways to start again.
60% idle
Kittens GameUpdated
Also prestige, deep · Same active/idle balance (balanced)
Run a civilisation of kittens from catnip fields to space elevators. Deep, slow, and endlessly spreadsheetable.
55% idleTrimpsDormant
Also prestige, deep · Same active/idle balance (balanced)
Breed an army of trimps, push through zones, portal back, and optimise your heirlooms for another hundred runs.
55% idle
Idle Champions of the Forgotten Realms
Also rpg · Same active/idle balance (leans idle) · Built on Unity
Dungeons & Dragons formation-building idler. Heavy on events and collection.
77% steam60% idle
Theory of Magic (Arcanum)
Also rpg, deep
A text-heavy mage's apprenticeship with hundreds of spells, classes and dungeons. Dense, charming, community-kept.
4.5★ galaxy45% idle
挂机神话
Also rpg, humor · Same active/idle balance (leans idle)
A meme-heavy Chinese cultivation idler about farming procedurally generated gear and characters through an endless tower. Chinese-language store text.
90% steam70% idle
Firestone Idle RPG
Also rpg · Built on Unity
A big, polished free-to-play hero idler with guilds, expeditions and a lot of timers.
77% steam80% idle
AdVenture Capitalist
Also prestige · Built on Unity
Lemonade stand to oil empire, hire managers so you never click again, cash in angel investors.
88% steam80% idle
Cookie Clicker
Also prestige · Same active/idle balance (leans idle)
The grandma of the genre, literally. Click a cookie, buy grandmas, ascend, and discover the game is much stranger than it looks.
96% steam70% idle
BitburnerUpdated
Also deep · Same active/idle balance (leans idle)
A cyberpunk incremental where you write real JavaScript to hack servers and automate everything.
95% steam70% idle
Soda Dungeon
Also rpg, humor
Hire soda-fuelled adventurers from your tavern, send them into a deep dungeon on manual or auto combat, and spend loot on upgrades.
94% steam50% idle