Demo Week, without the AI
299 AI demos hidden, 270 left.
Every new Steam demo from the last seven days, 25 Oct to 31 Oct.
569 demos came out this week. 299 are hidden because their developers declared AI.
Some developers don't declare AI, so a few may slip through. New demos are added every three hours. Player counts are checked every few hours.
81 demos without AI, tagged Simulation, most played first.
Thalassomania
OffTheHookGames
A PS1-style co-op horror game for 1–4 players. Set at sea, you run a fishing trawler with your crew — haul, gut, steer, repair — while something lurks in the shadows. Keep the ship alive. Get home. You're not alone out there.
HorrorOnline Co-OpFishingSurvival HorrorFirst-Person▶ Peak: 249 playersMore like this →Dinolords
Northplay
Dinolords combines real-time strategy, city-building and action RPG combat in the genre hybrid Hack’n’Strat. Build your stronghold, command human and dinosaur armies and fight as the lord shaping a new age of warfare.
Early AccessRTSHack and SlashDinosaursBase Building▶ Peak: 110 playersMore like this →Test Fire: Armor Penetration Sim
Fishbed Studio
Real engineering simulation with any projectile, any target, any material. Test Fire is an armor penetration sandbox with a campaign of engineering challenges and an open sandbox editor for making (and breaking!) whatever you want.
SandboxPhysicsBuildingMilitarySimulation▶ Peak: 73 playersMore like this →Water TD
Managagrau
Water TD is a tower defense game where the enemy is a real flood. Hundreds of thousands of drops pour downhill toward your base, piling up, finding gaps and carving the terrain as they go. Shoot it, burn it, zap it, or blow it back. Just don't expect the ground to hold.
StrategySimulationTower DefensePhysicsPixel Graphics▶ Peak: 63 playersMore like this →Spaceflight Simulator 2
Team Curiosity ✦
Build rockets and fly them around the Solar System in this realistic aerospace sandbox. Attempt landings, build space stations, drive rovers, perform spacewalks, explore alien worlds, and get your crew home safe.
SimulationSpace SimSandboxExploration3D▶ Peak: 33 playersMore like this →海特兰世界
Destined game Studio
Haitland World is an idle single-player MMORPG. You are the only human on the server; every other player is AI: they trade, steal your mobs, form guilds and seek revenge. Hardcore progression, auto-battle, offline rewards. No internet, never shuts down. In-game "top-ups" are for show, no real money.
LootHack and SlashIdlerAction RPGIsometric▶ Peak: 22 playersMore like this →我家猫猫是女仆!
土豆花制作组
A short, slice-of-life romance visual novel. As an anime merch shop clerk, you meet a cat-eared maid "cosplayer" while running an errand for your manager. Her request? Adopt her! Wait—she’s a real catgirl?! Your cozy life with an adorable catgirl begins!
2D PlatformerRPGInteractive FictionWord GameVisual Novel▶ Peak: 18 playersMore like this →Diamond District: Jewelry Shop Simulator
Black Sea Studios
Buy gold, catch the fakes and flip the real pieces in your own jewelry shop in New York’s Diamond District. Start with $1,000 and one dusty room, stock your cases, haggle at the counter, craft custom pieces and film celebrities for views. Solo or online co-op for 1 to 4.
SimulationShop KeeperOnline Co-OpManagementCo-op▶ Peak: 16 playersMore like this →Wait, They Can Climb?!
babia
In this incremental Tower Defense you are alone on top of a building, surrounded by thousands of zombies. Place the turrets, grab the rifle and survive 10 days waiting for rescue. But be careful: they can climb!
StrategySimulationTower DefenseIncrementalManagement▶ Peak: 16 playersMore like this →CultGame
Bucephalus Studios
Create your own cult, perform forbidden rituals, and crusade against the filthy non-believers. It's time to play god. CultGame is a retro cult simulator RPG where you start your own cult in a procedurally generated dark fantasy world with haunting ASCII art.
RPGStrategyText-BasedSimulationOld School▶ Peak: 13 playersMore like this →Highway Station Simulator
SONTEM EUROPE
Run a highway gas station with up to four friends. Pump the fuel by hand, stock the shelves, punch card payments into the register and try to keep the place from catching fire. A first-person co-op management sim about one very long shift.
Job SimulatorOrganizingManagementShop KeeperInventory Management▶ Peak: 12 playersMore like this →Adopt Me Please
Joyever Studio
Welcome to the Softlight Shelter . The animals are cute. The coffee is warm. Your job: vet the strays and find them a home. But keep your eyes open. Mimics are hiding in perfect pet disguises with innocent eyes, waiting to get inside. Are you sheltering a pet... or a Mimic?
Psychological HorrorHorrorSimulationChoices MatterIndie▶ Peak: 12 playersMore like this →Punch Your Way Out
Black Sea Studios
You wake up in a tiny room. Every wall, floor and ceiling is solid cubes. Punch your way out. Smash blocks, vacuum the rubble, sell it for upgrades, find tools buried in the rock and grow some serious arms. Solo or with up to 3 friends, the daylight is out there somewhere.
IncrementalOnline Co-OpCasualDestructionSimulation▶ Peak: 10 playersMore like this →High School Blood
LuminDrive
Confront your darkest guilt and uncover the terrifying secrets of "St. Alengar School." Navigate bizarre rules, mysterious medicine, and form bonds with 5 unique club presidents. Will your choices lead to a horrific demise, or true love? Your destiny is in your hands.
SimulationInteractive FictionChoose Your Own AdventureFMVSurvival▶ Peak: 10 playersMore like this →Ore Express
Vj Tenacious
Build chaotic, physics-powered factories. Chop trees and mine ore, then catch the avalanche with belts, ramps, fans, pistons and cranes, smelt and craft it into goods, and fill the trucks. Every item is a real physical object, so every contraption is gloriously unpredictable.
StrategyCasualSimulationSandboxIncremental▶ Peak: 9 playersMore like this →Backrooms Anomaly Project
Mahatsu
An anomaly-spotting horror game set in the Backrooms. Explore eerie corridors, study every detail, and spot anything that shouldn't be there. Move forward when everything is normal, or turn back when something is wrong. Avoid the darkness and run when something starts chasing you.
ExplorationPuzzleHorrorImmersive SimCasual▶ Peak: 9 playersMore like this →Oreloop
phdev
Break blocks in a first-person mine for 15 seconds. When the time runs out, spend your ore on a huge skill tree and new pickaxes. Wake up to a fresh, bigger mine. Grow from one slow block at a time to lightning, black holes and drills that break hundreds of blocks.
CasualSimulationIncrementalIdlerMinimalist▶ Peak: 8 playersMore like this →Breadwinner
Mithika Games
You are the eldest child and the only one with a job. Over six paydays to Christmas, split one salary between rent, the electric bill, Nanay's medicine, and what your family asks of you, then come home to see what it cost them. A Filipino horror game about things that happen to real families.
Psychological HorrorStory RichChoices MatterMultiple EndingsLife Sim▶ Peak: 7 playersMore like this →SCROLLS: Tidy up the Library of Olympus!
J+G
Restore order to a divine library by sorting 3,048 scattered scrolls, reuniting ancient collections, and unlocking powers worthy of Olympus. Read the markings, gather the volumes, and give the wisdom of the gods its rightful place in solo or co-op!
CasualSimulationOrganizingCollectathonIndie▶ Peak: 6 playersMore like this →ESTELLA - The Sin of Time -
ESTELLA Productions
Switch between multiple protagonists in this suspense visual novel and follow the event of the three days leading up to Halloween. Piece together clues from each perspective to uncover the truth, as your choices reshape the fates of the others.
Visual NovelMysteryStory RichFemale ProtagonistAnime▶ Peak: 6 playersMore like this →Padel Simulator
Strikeform Interactive
Step onto the court in Padel Simulator, a third-person sports game focused on responsive movement, precise racket control, smart AI, and dynamic ball physics. Team up with an AI partner, use the walls, and fight for every point in authentic 2v2 padel matches.
SportsSimulationTennisRealisticPhysics▶ Peak: 6 playersMore like this →HALFTIME Manager
Lazybraindev
A football manager where your decisions count, not luck: tactics, transfers, stadium, fans, Merch Lab. Every matchday plays out as a 3D broadcast. Six game worlds, up to 3,054 clubs, 29 languages, native on Windows and Linux.
SimulationSportsFootball (Soccer)ManagementEconomy▶ Peak: 5 playersMore like this →Kingcrop
verty
Gökyüzünde süzülen bir adada çiftlik kur ve doymak bilmeyen Domuz Kral'ı koca bir yıl boyunca tok tut. Komşularını güçlendiren ekinleri, korkulukları ve hayvanları yerleştir, dev zincirleme hasatlar yap ve her oyunda farklı bir çiftlik kur.
StrategyRoguelikeRoguelike DeckbuilderRogueliteFarming Sim▶ Peak: 4 playersMore like this →Vignus
Codifyre
Ignite the everburning spark of life on a perilous alien world. VIGNUS is a top-down action RPG blending build-crafting combat with creature automation. Purify corrupted creatures, chain them into thriving production lines, defend your home, and uncover the truth of your origin — the Lifespark.
Action RoguelikeStrategyAction-AdventureTop-DownAction▶ Peak: 3 playersMore like this →The Veil Express
Altergaze
A cosy management game on a hidden magical train, where you build rooms and workshops for goblins, witches, fairies, ghosts and vampires. Keep the Five Houses happy and spend the Veil wisely: the same magic that powers your train and keeps it hidden.
CozyCity BuilderTrainsFantasyRelaxing▶ Peak: 3 playersMore like this →Doomsday tidy up
SYZYGY.TECH
Every inch of space matters in the apocalypse. Organize firearms and survival supplies inside your shelter, find a place for every item, and turn cluttered storage into orderly reserves for the days ahead.
CasualOrganizingInventory ManagementPost-apocalypticSimulation▶ Peak: 3 playersMore like this →Cricket Management Tycoon
Joynix Games
Build your cricket legacy in Cricket Management Tycoon 2026. Manage T20 franchises or take charge of new Domestic Careers in England and Australia. Scout players, negotiate contracts, develop youth, make tactical match-day decisions, handle media pressure, and chase trophies season after season.
SportsCricketTurn-Based StrategyChoices MatterMinimalist▶ Peak: 2 playersMore like this →Eat Everything in a Supermarket
BetDev
Eat your way through an entire supermarket! Start with snacks, earn money from everything you eat, and buy upgrades to eat faster and devour bigger things. Go from a bag of chips to entire shelves, fridges and even the checkouts. Can you eat the whole store?
SimulationCasualIncrementalFirst-PersonArcade▶ Peak: 2 playersMore like this →Terra Physics & Money
Touro Loco
Explore a fully destructible procedural world made of millions of physics-driven blocks. Simulate water, lava, and steam, extract resources, build freely, and trade your materials. Every random seed creates a unique experience.
SandboxStrategyBuildingCraftingSimulation▶ Peak: 2 playersMore like this →Enamelist: Tidy Up the Pin Collection
Caccoon Games
Enamelist is a cozy tidy-up simulator where you organize over 2,000 unique enamel pins into themed sets on pin boards. Enjoy beautiful artwork as you place each pin back where it belongs.
CasualSimulationOrganizingCleaningCozy▶ Peak: 2 playersMore like this →Video Game Store: Tidy Up
Pocket Collector
Sort 3,000 scattered pieces in a cozy retro video game store. Clean discs and manuals, rebuild 1,000 games and stock the shelves. Serve customers, pack orders, unlock helpful upgrades and hire staff to turn complete chaos into a thriving shop.
SimulationOrganizingCasualRelaxingCleaning▶ Peak: 2 playersMore like this →Hotel Manager Simulator
Black Sea Studios
Build and run your own hotel from the ground up. Manage guests, design rooms, hire staff and upgrade floors. Set competitive prices for rooms and turn the tiny 1-floor building into a thriving 100-story luxury hotel.
SimulationIndieManagementCasualBuilding▶ Peak: 2 playersMore like this →Wagerborn
Mardonpol
A slot-machine roguelite where your RPG equipment becomes the reel. Equip weapons and relics, manipulate your symbol pool, complete powerful matches, merge gear, and build increasingly broken combinations across each run.
StrategyRoguelikeGamblingRogueliteDungeon Crawler▶ Peak: 2 playersMore like this →Plague Doctor: Apothecary
PolyPixel Interactive
Run your own plague doctor apothecary in this first-person shop simulator. Grind herbs, stir brews, bottle remedies and advise customers. Set prices, count change, hire staff and grow a humble remedy shop into Rookbridge's trusted apothecary.
Time ManagementJob SimulatorShop KeeperSimulationCrafting▶ Peak: 2 playersMore like this →Club Sanguine
Lunitech
Awake each night from ancient slumber to manage Sanguine, an old occult club and vampire haven. Screen guests, control the door, and keep snoops, ghouls, demons, and werewolves from entering your sanctuary.
VampiresSimulationJob SimulatorManagementInvestigation▶ Peak: 1 playerMore like this →DAEMON
Corner
Daemon is a pet that lives on your desktop. He hatches once, from an egg, and grows out of your daily life. After a month he behaves like no other pet on earth. You can send him to a friend's desktop for the night, and peek in on him while he's away. He never dies, and he stays out of your way.
Desktop CompanionCasualSimulationLife SimIdler▶ Peak: 1 playerMore like this →The Last Shop Before Kingsfall
Ilhan Kilinc
Run the last shop on the road to Kingsfall in this cozy first-person medieval shop sim. Stock your shelves, set your prices and outfit the heroes who pass through. They have names. Out there, they can die for good. What you sell them decides who comes back.
SimulationJob SimulatorShop Keeper3DColorful▶ Peak: 1 playerMore like this →Farm Island
wunkus
Turn a tiny patch of land into a living island farm. Grow 20 crops, give residents a home, and let them help with harvesting and watering. Make flour, bread and preserves, fulfil deliveries, and shape your island through four changing seasons.
StrategyPoint & ClickGrand StrategyCity BuilderSandbox▶ Peak: 1 playerMore like this →Highrise Window Washer
saga-city
Suspended high above the city, engage in the relaxing process of cleaning 1,526 windows on 23 floors of a skyscaper. Brave heights, the wind, rain and the precariousness of working in a barely well-fastened metal exterior elevator. Enjoy the satisfaction of the pristine clean.
CasualSimulationCleaningRelaxingRealistic▶ Peak: 1 playerMore like this →Little Colony
Panda Blade Software
An ant colony that lives on your monitor while you pretend to work. What report did Bob need? Who cares, your colony just keeps growing and boy is it more fun than responding to Bob. Did Janet just messaged you? You'd better respond to that, but it's ok, your ants will be here when you return.
Desktop CompanionIdlerIncrementalSandboxColony Sim▶ Peak: 1 playerMore like this →Lune 13: triskaidekaphobia
Saphielle
Lune's mother left after a stranger called him "Little Bunny," promising to return in 13 minutes. She never came back. Explore a surreal psychological horror world shaped by triskaidekaphobia—the fear of the number 13—and help Lune uncover what happened to his mother.
AdventureInteractive FictionImmersive SimThird PersonHorror▶ Peak: 1 playerMore like this →recovery_sewers.vid
Mate Games
recovery_sewers.vid is a first-person horror game with a found-footage aesthetic. On Halloween night, a game of hide-and-seek in the town's abandoned sewers turns into a nightmare when something else joins the game.
AdventureHorrorStory RichImmersive SimWalking Simulator▶ Peak: 1 playerMore like this →
Some developers don't declare AI, so a few may slip through.