Deep incremental games that last for months

NGU Idle

1 prestige layers

Joke-dense RPG idler with dozens of interlocking systems. Beating a boss is the easy part; allocating energy is the game.

BitburnerUpdated

2 prestige layers

A cyberpunk incremental where you write real JavaScript to hack servers and automate everything.

Farmer Against Potatoes Idle

A farmer at war with sentient potatoes, and approximately forty interlocking upgrade screens.

Antimatter DimensionsUpdated

4 prestige layers

Buy dimensions that buy dimensions, then break infinity, then break reality. The reference point every numbers-go-up game is measured against, and it has a real ending.

The Prestige TreeComplete

20 prestige layers

A skill tree where every node is a prestige layer. It spawned the Modding Tree and a thousand descendants.

Realm Grinder

3 prestige layers

Pick a faction, build a kingdom, abdicate, reincarnate, ascend. Every run changes which of eleven factions is optimal.

Theory of Magic (Arcanum)

A text-heavy mage's apprenticeship with hundreds of spells, classes and dungeons. Dense, charming, community-kept.

Dragon Cliff

A semi-idle party RPG built around deep itemization: 25 classes, talent trees, reforging, and battles that run on their own until you spend rage.

Factory Town Idle

A town builder run from menus: assign workers, craft and sell goods, research upgrades, and expand into new biomes.

Incremental Mass RewrittenDormant

8 prestige layers

Gain mass, become a black hole, then an atom, then a supernova. The numbers get absurd quickly and never stop.

Advent IncrementalComplete

24 prestige layers

Twenty-four days, twenty-four interlocking mini-incrementals, one workshop to save Christmas. Built on Profectus.

Screeps: World

Run a colony in a persistent MMO by writing JavaScript that controls your units around the clock, even while you are logged off.

Bloobs Adventure 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.

Celestial Incremental

A large Modding Tree game built by a small team, with its own music, lore, and extras like a buy-max toggle that most tree games lack.

Legends of IdleOn

An idle MMO with a whole account of characters working different skills at once. Massive, sprawling, social.

The Fly Devourer Tree

9 prestige layers

Evolve a creature built to eat as many flies as possible, progressing through nine layers so far.

Idle SpiralUpdated

Grow a mathematical spiral ever outward by buying formula upgrades, stacking several prestige resets, and use the spiral as a weapon in battles.

The Point Tree

12 prestige layers

A Prestige Tree mod about piling up points across 12 layers with short waits, plus an optional long achievement minigame and a luck-based side layer.

SC2FMFR

A long merge game grown out of a Scrap Clicker 2 fan mod, with dozens of currencies, 1000 barrels to find, and 275 achievements.

NGU INDUSTRIES

Place factories, labs and beacons to manufacture hundreds of silly materials, fight odd enemies, and follow a crude comedic story.

Exotic Matter Dimensions

2 prestige layers

A big-number incremental inspired by Synergism and Antimatter Dimensions, set in an eight-dimensional universe.

SynergismUpdated

5 prestige layers

Five prestige layers stacked like a tower, each one reshaping the ones below. For people who liked AD and want more.

Tuba's Tree 2

4 prestige layers

A grindy tree game with four prestige layers, many rewarding achievements, side layers, tokens, and a custom challenge system. Abandoned but playable.

World Growth

5 prestige layers

A Prestige Tree mod with five reset layers, generators, boosters, world tiers, and a small periodic table of upgrades. Takes about 8 to 16 hours.

Pincremental

5 prestige layers

Play a real pinball table and cash out scores for upgrades that gradually automate flippers, upgrades and the automation itself.

Galaxy Idle Clicker

4 prestige layers

Upgrade a spaceship to conquer over 5,000 areas across seven universes, with four reset systems, four minigames and offline farming.

Incremental Epic Hero 2

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.

Prestige Layers THE GAMEDormant

4 prestige layers

An incremental built around stacking prestige layers that boost one another, with four layers so far.

Kittens GameUpdated

1 prestige layers

Run a civilisation of kittens from catnip fields to space elevators. Deep, slow, and endlessly spreadsheetable.

TrimpsDormant

2 prestige layers

Breed an army of trimps, push through zones, portal back, and optimise your heirlooms for another hundred runs.

EvolveUpdated

6 prestige layers

Evolve a species from primordial ooze, build a civilisation, then blow it up in a dozen different ways to start again.

GoobooUpdated

An idle game with many distinct features to unlock and balance, each with its own currencies and upgrades.

The Timewall Tree Remake

12 prestige layers

A Prestige Tree mod across 12 layers built around long waits on upgrades and challenges, borrowing systems from Antimatter Dimensions and other classics.

The Upgrading Tree

A hard, strategy-heavy tree incremental spread across multiple universes, with puzzles in unlocking upgrades.

Culinary Idle: Spirit Atlas (美食放置：食灵山海)Updated

A Chinese food-themed skilling idle game in the Melvor mold, with dozens of gathering and crafting skills, bosses, seasons, minigames and a huge item collection.

AxiomUpdated

5 prestige layers

A minimalist math incremental that climbs the hyperoperations from successor upward, with sequences and stacked prestige layers.

Mycelia (共生之网)Updated

4 prestige layers

A fungal-network incremental where you design a 2D mycelium graph instead of a production list, with tech, automation, challenges and prestige.

Circuit IdleUpdated

4 prestige layers

A motorsport-themed incremental in the Antimatter Dimensions style with four prestige layers and an endless R&D tree.

Project: Idle TakeoverUpdated

A cyberpunk idle management game where a mainframe AI and its clones take on jobs and contracts for factions across cities.

Esports IdleUpdated

Grow a garage esports squad into an orbital dynasty by scouting players, upgrading rigs and funding teams through business ventures.

IdleOn - Idle RPGUpdated

Manage a whole roster of characters who keep fighting while you are gone, choosing among 19 classes and leveling skills like farming, sailing and construction.

The TMT Game About Points

4 prestige layers

Grow your points across four layers, collect 30 achievements, and unlock an automation layer. Mostly active with some idle stretches.

The MJ Tree

18 prestige layers

Collect MJs across 18 unlockable layers in this Modding Tree game.

Time Transcending Clocks

Build clocks and conquer the multiverse through time travel, phoenixes, dungeons and odd apples in a dense idle game.

The Difficulty Upgrade Tree:R (My version!)Updated

6 prestige layers

A personal remake of The Difficulty Upgrade Tree with six reset layers and deliberately slow growth.

Abstract Tree

6 prestige layers

A prestige tree with exactly six layers, inspired by several other tree mods.

eternea inftis (the eternal infinity)

5 prestige layers

Climb through five reset layers from Goldify to Absolutism, using golden sliders to boost production until you annihilate everything.

Stellar Evolution: TMT

4 prestige layers

A very long Modding Tree game with four reset layers and heavy timewalls; late upgrades can take days, and full runs have taken months.

Idle Civilization

Take two villagers and grow them into an empire through buildings, research, deities, heroes, trade and war. An idle base with far more to manage than usual.