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

Mushies!FeaturedComing soon
Also prestige
Click the big mushroom, hire worker shrooms, build houses and dig underground in a cozy pixel-art mushroom village. Over 85 upgrades and a Wisdom prestige loop.

AdVenture Capitalist
Also tycoon, prestige · Same active/idle balance (mostly idle)
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
Cell to Singularity
Also prestige · Same active/idle balance (leans idle)
Evolve life from a single cell to a technological singularity, with a surprising amount of real science in the tooltips.
89% steam70% idle
Carnival Tycoon: Coin GamesUpdated
Also tycoon, co-op · Same active/idle balance (leans idle)
Build and upgrade theme park rides that earn coins while you're away, and team up with friends.
75% idle
Idle Island - City TycoonDormant
Also tycoon, prestige · Same active/idle balance (leans idle)
Build a city on a private island, adding homes, shops and factories, with offline cash and a prestige reset.
75% idle
Idle Factory Tycoon: Business!Updated
Also tycoon, prestige · Same active/idle balance (leans idle)
Build workstations across factories, hire managers to automate sales and prestige factories for more output.
75% idle
Pocket Politics: Idle MoneyDormant
Also tycoon, prestige · Same active/idle balance (leans idle)
Automate political lobbies, gather endorsements and prestige for followers on a satirical path to world president.
75% idle
Idle Space Farmer ManagerDormant
Also tycoon, prestige · Same active/idle balance (leans idle)
Run an anime-styled space farm, recruiting agents from gacha pulls to fight monsters and upgrading ships across planets with prestige.
75% idle
Idle Cooking Emperor
Also tycoon, prestige · Same active/idle balance (leans idle)
Train as a cook, win restaurants in duels, staff them with beaten rivals, and tune recipes and ingredient combos. Retire to raise a stronger pupil.
55% steam70% idle
Idling to Rule the Gods
Also prestige · Same active/idle balance (leans idle)
Train clones, fight gods, rebirth. An old-school Unity idler that still has a loyal crowd.
85% steam75% idle
NGU Idle
Also prestige · Same active/idle balance (leans idle)
Joke-dense RPG idler with dozens of interlocking systems. Beating a boss is the easy part; allocating energy is the game.
96% steam65% idle
Clicker Heroes
Also 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
Revolution Idle
Also prestige · Same active/idle balance (leans idle)
Wheels inside wheels. A clean, abstract prestige stack with a lot of layers and very little fluff.
87% steam60% idle
Idle Wizard
Also prestige · Same active/idle balance (leans idle)
Choose a wizard class, stack spells, transcend. A class-based prestige game with lots of build variety.
86% steam60% idle
Leaf Blower Revolution
Also prestige
Blow leaves. Blow more leaves. Somehow blow leaves across multiple dimensions with a crafting system.
94% steam55% idle
Incremental Adventures
Also prestige · Same active/idle balance (leans idle)
Heroes fight on their own in automated turn-based combat while you tune the automation and push toward double-exponent numbers through stacked prestiges.
78% steam70% idle
Idle Skilling
Also prestige · Same active/idle balance (leans idle)
Dozens of skills that feed each other, with very fast prestige loops early on.
70% steam75% idle
Bloobs Adventure Idle
Also prestige · 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
Exponential Idle
Also prestige · Same active/idle balance (leans idle)
A math idler where the upgrades are literally terms in an equation. Graduate, then play the custom theories.
75% idle
Underworld Idle
Also prestige · Same active/idle balance (leans idle)
Run an underworld where higher units spawn lower ones, across four factions each producing its own resource, with a prestige system.
71% steam70% idle
Realm Grinder
Also prestige
Pick a faction, build a kingdom, abdicate, reincarnate, ascend. Every run changes which of eleven factions is optimal.
87% steam55% idle
Idle Gym - Fitness SimulationDormant
Also tycoon · Same active/idle balance (leans idle)
Open fitness studios and expand them across a city, collecting gold while offline through endless levels.
75% idle
Idle Frontier: Western TapperUpdated
Also tycoon, prestige
Settle a string of Wild West towns by tapping for gold, hiring quirky townsfolk to automate the work, and prestiging onward to the next frontier town.
50% idle