Building · Simulation games to play together

299 Building · Simulation games your group can play together online, including How to Train Your Cock, Aquapark Tycoon, and Rest Area Simulator.

All games: 24

How to Train Your Cock

A chill idle game that sits in your screen while you do other tasks. Watch your cock train and grow, decorate his island, and buy him some stylish hats. Is your cock the biggest among your friends? Now it can be!

94% positive of 1,988 reviewsPlaying now: 546$2.79

Aquapark Tycoon

Build the ultimate waterpark paradise in this classic tycoon simulation game! Design & customize water slides, pools, and saunas to fulfill your guests' needs. Combine creativity, strategy, and management to make a splash in the world of water parks and become the ultimate Aquapark Tycoon!

88% positive of 289 reviewsPlaying now: 6$22.99

Rest Area Simulator

Take over the gas station and convenience store at a roadside rest area and expand by purchasing new businesses. Manage a living world shaped by dynamic economy and random events. Upgrade your facilities, satisfy your customers, and play solo or with friends.

85% positive of 663 reviewsPlaying now: 32$9.99

Roadside Research

Roadside Research is a 1 to 4 player co-op gas station simulator. Except you’re aliens. And undercover. Do very human things like restocking shelves while preparing for the invasion. Just don’t get caught.

85% positive of 4,096 reviewsPlaying now: 87$14.99

Piworld

A free multiplayer pixel survival game. Start with nothing and take everything: fish, farm, build a home, fight bosses and other players. The map gets wiped, but your character keeps its progress.

78% positive of 211 reviewsPlaying now: 9Free

Abiotic Factor

Abiotic Factor is a survival crafting experience for 1-6 players set in the depths of an underground research facility. Caught between paranormal containment failure, a military crusade, and chaos from a dozen realms, the world’s greatest minds must survive against the universe’s biggest threats.

94% positive of 42,834 reviewsPlaying now: 2,527$34.99

Gargadusa's Tower

D&D meets Franchise Manager, Gargadusa’s Tower is a supremely deep guild management simulation that spans generations. Build your adventurer guild from nothing. Recruit heroes, complete quests, and descend the mysterious tower to confront the power that lies within.

90% positive of 330 reviewsPlaying now: 44$8.99

Stronghold Crusader: Definitive Edition

Gird your loins and sharpen your steel! Besiege 20 unique enemy lords and battle friends online, in this expanded remaster of the classic 'castle sim'. Relive history with new units, opponents, visuals, audio, campaigns, skirmish trails, co-op and larger maps.

92% positive of 10,877 reviewsPlaying now: 2,558$19.99

Supermarket Simulator

Run your own supermarket! Stock shelves, set your prices, take payments, hire staff, expand your store, handle shoplifters, and design your layout. Purchase goods from online or local markets around town, and personally deliver online orders to your customers.

92% positive of 79,879 reviewsPlaying now: 3,408$19.99

Mall Rivals

Competitive mall simulation. 1-8 players open stores in the same mall, fight for customers, crush rivals. Team up or go solo. Fair play or dirty tricks? Your call. Procedural maps, employee system,mall cops, smugglers and physical mechanics.

75% positive of 217 reviewsPlaying now: 13$14.99

Outbound

Explore a colorful world and build your own cozy home on wheels. Craft workstations, and source energy from the sun, wind, or water. Upgrade and customize your vehicle, grow crops, and live sustainably off-grid with up to 4 players.

72% positive of 1,869 reviewsPlaying now: 97$24.99

Desynced

Desynced is a sci-fi strategy game with fully customizable units and behaviors. Gather, build, research, and explore the unknown. Alone or with friends, unveil the mystery of an AI on the edge of self-awareness and uncover the hidden truth in this blend of strategy, automation, and exploration.

79% positive of 1,911 reviewsPlaying now: 63$20.99

Schedule I

From small-time dope pusher to kingpin - manufacture and distribute a range of drugs throughout the grungy city of Hyland Point. Expand your empire with properties, businesses, employees and more.

96% positive of 293,419 reviewsPlaying now: 11,005$19.99

Data Center

Build, cable, and automate. Assemble racks, servers, and switches, connect enough capacity for each app, earn money from processed data, and unlock gear and bigger customers with XP and reputation. Follow colored data packets as your center comes to life.

75% positive of 994 reviewsPlaying now: 80$6.74

Mars First Logistics

Build physically simulated rovers to transport awkwardly shaped cargo across the rugged terrain of Mars. Earn funds, unlock new parts, and use your ingenuity to help the Martians establish a new home. Playable solo or in online co-op!

94% positive of 3,551 reviewsPlaying now: 51$19.99

Territory: Farming and Warfare

From a small village of a dozen people to a small kingdom of thousands of people. Arrange for residents to work, gathering, fishing and hunting, farming and mining, processing and manufacturing. Trade, accumulate supplies, increase your strength, and fight evil forces and monsters.

84% positive of 746 reviewsPlaying now: 23$14.99

Tropical Resort Simulator

Transform an abandoned island into a thriving business. Install fun activities, open your restaurant, maintain your equipment, manage your staff. It's time to open the beach, you're ready to welcome your first customers!

82% positive of 173 reviewsPlaying now: 9$13.99

Pioneers of Pagonia

Rebuild hope in a world that was lost in the fog. Lead your Pioneers across the isles of Pagonia, unite scattered tribes, raise thriving communities and discover the history of your people as you reclaim your world in the new story campaign.

81% positive of 4,843 reviewsPlaying now: 81$34.99

Age Of Warbots

A sandbox battle simulator game where you can build your own shape-shifting warbots, program their AI, and watch them smash each other up on the battlefield! Join the battles yourself by taking control of the warbots! Use Steam Workshop to check out warbots created by players from around the world!

83% positive of 167 reviewsPlaying now: 7$9.99

gogh: Focus with Your Avatar

A cozy multiplayer co-working sandbox with character customization, room building, and productivity tools. Focus, study, work, and relax together with friends and players around the world.

91% positive of 4,934 reviewsPlaying now: 2,518$11.99

Goblin Company

Dig, build rails, and survive underground as a Goblin miner for WHAAG MINING INC. Light your path or the darkness will drain your life. Explore fully destructible biomes, fight hostile creatures, and hunt the legendary Giant Crystal, solo or online co-op

80% positive of 299 reviewsPlaying now: 4$9.99

Moonshiner Simulator

Moonshiner Simulator is an in-depth spirits production simulator. Start from the bottom and build your operation into a thriving empire by mastering the intricacies of the craft and creating unique recipes. But beware – there will always be those who want to see you fail.

86% positive of 143 reviewsPlaying now: 3$17.99

Car Service Together

Car Service Together is a 1-4 co-op & single player simulation game where you and/or with your friends start from scratch and build your way up. Work together to successfully run your own service center. Team up, manage your business, and create the ultimate car service !

77% positive of 3,703 reviewsPlaying now: 19$19.99