Games like Particle Clicker
Particle Clicker. These games share the most with it, and each one says why.

Cell to Singularity: EvolutionUpdated
Also clicker, science, educational
Click through the history of life from primordial soup to technology, climbing a science tech tree.

Cell to Singularity
Also science, educational
Evolve life from a single cell to a technological singularity, with a surprising amount of real science in the tooltips.
89% steam70% idle
Universal Reconstruction
Also science, physics
Stranded in a void with one skyrmion, you gather and combine components to rebuild reality. A Profectus remake inspired by Distance Incremental.
3.9★ galaxy
Coin Pusher Casino
Also physics, clicker
Drop coins into pusher machines and chain physics collapses for prizes, spending winnings on perks across 100+ machine layouts with timed, zen and arcade modes.
84% steam
NucleogenesisDormant
Also science, educational
A chemistry idle game where you create elements and isotopes through nuclear and chemical reactions.

Crush FactoryUpdated
Also physics, clicker
An incremental clicker where material chunks fall into a crusher simulated with real physics, unlocking new materials, upgrades and skins.

DorongineDormant
Also clicker, science
Harvest cash, ore, energy and brainpower, hire workers to click for you, and assign research across several topics.

Fission SimulatorDormant
Also science, physics
An incremental about nuclear physics and quantum mechanics, growing numbers through fission-themed upgrades.

Particul
Also physics, clicker
Click to knock particles into a growing pile, sell them, and automate with extractors and traders until you find the rarest particle to win.
80% steamhas ending
Coin Treasures
Also physics, clicker
A coin pusher with physics where winnings buy upgrades, powerups, and an auto dropper, and artifacts you win fill a museum by rarity.
78% steam
Idle Evolution
Also science, educational
Combine atoms to grow a rock through eras toward a final evolution, following missions, quizzes and minigames. Despite the name, it is built for active play.
73% steamhas ending25% idle
Idle evolution: Life on EarthUpdated
Also educational, science
Guide life from the ancient seas to human culture while learning about prehistoric creatures along the way.

Idle Guns Factory TycoonDormant
Also clicker, educational
Assemble real-world firearms part by part in a simple clicker that shares facts about each weapon.

PEGGO!
Also physics, clicker
Drop balls onto a pachinko board with real physics, then buy pegs, multiplier slots, powerups, and auto clickers over 170 upgrades, with prestige.
65% steam
Cookie Clicker
Also clicker
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
Clicker Heroes
Also clicker
Click monsters, hire heroes, ascend, transcend. The game that made idle RPGs mainstream on Steam.
90% steam60% idle
Incremental Mass RewrittenUpdated
Also physics
Gain mass, become a black hole, then an atom, then a supernova. The numbers get absurd quickly and never stop.
4.5★ galaxy60% idle
Fundamental
Also physics
Start with a single particle and build up the universe. Galaxy's most-played game by total hours, by a lot.
4.4★ galaxy65% idle
Fishing IncUpdated
Also clicker
Click to reel in fish before they escape, sell them for cash, and buy upgrades and skills to fill a fish log across new ponds.
91% steam3.5★ galaxy25% idle
Click the ButtonUpdated
Also clicker
Click a button to earn chests full of items and money, then unlock skills to get stronger.
90% steam
Scratch Inc.Updated
Also clicker
Scratch cards for points, upgrade grids and multipliers, automate the scratching and prestige through several layers across industries.
90% steam
Distance Incremental
Also physics
Go faster, go further. Rockets, time reversal and a very long list of layers from the Prestige Tree author.
4.4★ galaxy55% idle
Black Hole FishingUpdated
Also science
Use a black hole to vacuum fish from a pond, then breed, inject traits into and research them while feeding the singularity to grow it.
89% steam
Just Click The ButtonDormant
Also clicker
Clicking a button grows it into an arena shooter where you pick abilities. Try for one of four endings, or keep going indefinitely.
90% steamhas ending