24 incremental idle & incremental games similar to Decay, ranked by shared tags and genre.

A relaxing incremental about building and collecting model kits — mechs, waifus, dinos, cars, planes.

A free browser incremental strategy game — build a civilization, research, conquer, prestige.

A free passion-project incremental about birbs — actively updated, community-driven.

A strategy incremental about growing a colony and feeding a very hungry queen.

A truly infinite, procedurally generated skill tree — fire automatically, scale forever.

Pilot cat-operated spaceships on timed Zoomies runs — shoot, upgrade, prestige, repeat.

Collect fish, make discoveries, and grow your lab to a music-synced incremental beat.
A real-time live strategy game — compete to control the world map.

A free 2D browser MMO heavily inspired by Old School RuneScape — skills, grinds, PvM and raids.
A relaxing idle fishing game — collect fish, earn money, unlock rarer species.

Charming digging incremental — start with a spoon, dig your way to the center of the world.

Crack open chests, chain buffs, and send your goblin crew deeper into dungeons for better loot.

An idle clicker about rolling, automating, and hoarding toilet paper — just don't clog the toilet.

A cowsy, absurd incremental about building a French dairy empire from three cows in a field.

Every keystroke and click makes your desktop cat punch the taskbar for more hats.

Click a banana, get more bananas, and collect the community's wildest banana skins.

Dwarves devour entire mountains for gold — a strategic incremental of mining, hauling, and absurd synergies.

Build and upgrade a wizard tower — study magic, summon spirits, influence the world.

Fill your quota or die — mine increasingly absurd amounts of coal for your evil corporation.

Drill through planets, extract resources, buy upgrades, drill deeper.

An incremental arena where your weapons do the fighting — bounce, loot, scale, repeat.

Deploy drone swarms to mine a star system and forge colossal megastructures in space.

Toss coins, watch the table flood with cash — simple, satisfying and strangely compelling.

Grow a humble camp into a magic-filled kingdom in this cozy pixel-art incremental city builder.