オンラインでみんなと遊べるシミュレーション（2D）ゲーム217本。The Spike Cross、Desk Top Racer、Eggoなど。
すべてのゲーム: 24
"The thrill of spiking in volleyball. Why don't you try it out?" Developed by an indie developer who loves volleyball! The sports game made after numerous trial and error to contain the appeal of volleyball!
Turn your desktop into a living racetrack with this online idle racing management game. Build your garage, equip parts, and watch your cars run championships on their own. And whenever you like, take the wheel in Driving Mode against up to 20 players.
Raise your baby, get married, and hatch eggs with friends right on your desktop! Start with a single egg and nurture Eggo into your special companion. Let it search for treasures from different planets on your desktop and keep you company. Dress your Eggo and even date your friends'. Play with Eggo!
Cast n Chill is a relaxing fishing game where you explore serene lakes, rivers, and oceans. Catch rare fish, upgrade your gear and reel in legendary catches - all with your loyal companion by your side.
Discover and colonize the world, Allocate your labor force, Monopolize markets, Fight tactical battles, Survive the age of imperialism...
Blend fragrances in your cozy perfume atelier! 🌸 Craft unique scents by mixing essences, design beautiful bottles, and try to sell your creations to curious customers. Decorate your workshop, unlock new recipes, and grow your reputation in the art of fragrance.
Super Alloy Crush is a fast-paced 2D roguelike brawler inspired by classics like Mega Man X. Play as Kelly and Muu (No.02) to defeat enemies and obtain the ultimate cosmic treasure: Planet AE-38. Alone or with a friend in local co-op, get ready for your biggest challenge yet!
The pack is back! The Jackbox Party Pack 11 transports your game night with 5 new games! Destroy wholesome jokes in Doominate, record your voice in Hear Say, create kookiness in Cookie Haus, sleuth through social clues in Suspectives, and collaborate with your crew in Legends of Trivia!
Play the most realistic pool game with amazing graphics! Play for free with millions of players from all over the world!
Play as a variety of creatures or characters and try to survive either maintaining or attacking a space station while everything that can go wrong has already gone wrong.
Dive into the heart of cycling management with an ever more realistic simulation. From recruitment and staff, to season planning and race strategy, make every decision and lead your team to victory in the sport’s biggest competitions.
The most authentic volleyball feel ever made in 2D. One button, a whole playbook: spike, tip, block and serve with pixel-precise control. Build your club in Career mode, take on national teams in Arcade, or grab a gamepad and play co-op or versus with friends on the couch.
A follow-up to the hit game Vivid Knight, Vivid World is a completely new party-building, roguelike strategy game! Our story takes place in the Underworld, a land ruled by demons. Utilize and master our protagonist, Lemuria's new Jewel Magic to conquer strange dungeons.
Build the car of your dreams to compete in intense drag races, featuring detailed mechanics, advanced customization, and realistic physics. Tune every part of the engine, control the revs with precision, and win through reaction and skill.
Doodle Empires is an alternate history sandbox game all about drawing your own nations with your own histories and stories in a variety of maps. Watch your world take shape and evolve over time, and decide which nations will rise and which nations will fall.
An incremental unfolding game about feeding fuel into a reactor. Combine elements to produce energy, unlock exotic technologies and explore a strange galaxy.
Teamfight Manager returns with more detailed tactics and management, a new MOBA-style match format, and a Deathmatch mode reminiscent of the previous title. Take charge of a fictional esports team, build the strongest roster, and become the best manager!
Can you find love at the nerdiest convention ever? "Monster Con" goes back to the multiplayer dating sim formula: go through absurd and funny situations as you find love among six sexy monsters! Who will you romance? The mimic who cosplays? The idol clown? Or the eldritch cutie? (There's also Liam)
Lead any of 221 countries through a living 2026 world in this data-driven grand strategy game. Shape economies, politics and alliances, wage conventional or nuclear war, run covert operations, and rewrite the global order—alone or online with up to seven friends.
Explore, craft, and fight your way through uncharted islands — solo or with up to 4 players in co-op! Tinkerlands is an exciting survival adventure where you will build your settlement, craft useful tools to survive, and even use magic!
Join millions of players online in the No.1 Cross Platform pool game! Experience stunning visuals, realistic physics, and fast-paced modes like 8-Ball, 9-Ball, and Blitz. Challenge friends, master trick shots, and climb the leaderboards - new to Steam!
An internet service provider simulation game. Design and build network connectivity and services to clients in an ever-expanding randomly generated tower. Configure and maintain equipment to ensure you meet the requirements of tower dwellers. Manage your spending for expansion and daily operations.
An approachable turn-based grand strategy sandbox. Lead a nation, forge alliances, wage wars and rewrite history. Play solo or with friends, create your own maps and scenarios, and explore community mods on Steam Workshop.
Run a wholesome shipping business! Ship, Inc. is a cozy job simulator where you are a packaging employee in a parcel shipment company. Follow the shipment orders, choose the package size, and prepare parcels. Upgrade your office, deliver orders safely and quickly!