Demo Week, without the AI
287 of 539 demos declare AI.
Every new Steam demo from the last seven days, 26 Oct to 1 Nov.
539 demos came out this week. 287 of them declare 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.
192 demos, tagged Simulation, most played first, including 115 that declare AI, marked in yellow.
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 →Mayday Airways
Lyngo Games
A 1-4 player co-op airline comedy. Run a tiny island airline with your friends, keep a falling-apart plane in the air, fix it mid-flight and keep a full cabin of passengers happy. Or at least alive.
MultiplayerOnline Co-OpActionAdventureCo-op▶ Peak: 157 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 →Solbrand
Dead People Dreaming
2409. As the new Spook on HMS Solbrand you dive deep into a past steeped in grand norse myth and quiet local legend. Command your submersible, survey sunken ruins, uncover puzzling fragments, commune with the dead, and untangle a pseudo-historical knot of cosmic proportions: Why is the sun so loud?
MysteryRPGStory RichInvestigationDialogue Heavy▶ Peak: 76 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: 75 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 →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 →Paid Parking Simulator
Asmon Studio
Old Gus has retired and left you his run-down two-space parking lot. Take tickets, collect every fare, keep the place spotless and deal with the town's worst drivers as you grow it, space by space, into a 135-space complex in this first-person management simulator.
SimulationCasualJob SimulatorManagementLife Sim▶ Peak: 19 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 →须弥仙业
太白阙猫
Cultivate at your own pace in Sumeru Divine Endeavor. Build a sect or pursue your own power, collect rare treasures, and connect with other players. Enjoy deep progression without constant clicking. Keep it beside you on your desktop, or lose yourself in immersive mode.
Desktop CompanionCasualTabletopXianxiaIdler▶ Peak: 16 playersMore like this →玉石大师
QIAO Studio
Every rough stone holds opportunity and risk. Choose stones, grind windows into the crust, and decide whether to keep revealing or accept a customer's offer. Keep jade to craft collectibles, run your own jade shop, complete commissions, and build a collection.
SimulationCasualGamblingManagementFunny▶ Peak: 15 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 →Shelf-Made Tycoon
Flockbay
A cozy tycoon game about growing a tiny warehouse into a logistics empire. Land bigger deals until trucks, trains and ships bring work to your door. When money gets tight, a crime syndicate pays big for a few unmarked crates. Just hope the driver isn't an undercover cop.
SimulationManagementCozyStrategyResource 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 →Roulette Incremental
Bad Idea Department
Roulette Incremental is an absurd incremental game about one roulette wheel. Start with one ball, buy upgrades, add far too many balls and grow a huge skill tree. Cash out to face a croupier who likes you less every time, until the House itself is for sale. A crow in a top hat has opinions.
IdlerIncrementalGamblingCasualEconomy▶ Peak: 11 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 →
Some developers don't declare AI, so a few may slip through.