SimplePlanes

(16/12/2015)

• Action
• Strategy
• Open-World
• Building
• Sandbox
• Racing

Build airplanes by snapping parts together, designing wing sections, and attaching engines. At any time, you can strap yourself into the cockpit and see how it flies with realistic physics. If you're not in the mood for building, over 100,000 airplanes are available to download for free.

SimplePlanes 2

(01/01/2025)

• Multi-player
• Open-World
• Building
• Sandbox

Your favorite sim, evolved! Build planes, cars, tanks, or anything you want! Download community crafts for free. New parts, new environments, multiplayer mayhem, endless sandbox fun, and more.

SimplePlanes VR

(16/12/2021)

• Action
• Open-World
• Shooter
• Sandbox
• VR
• Racing

SimplePlanes VR is a flight sim with an ever-expanding collection of hand-crafted aircraft to download and fly for free. Airplanes, helicopters, cars, boats, and more are available and new crafts are added every day.

SimpleProject

(12/04/2021)

• Adventure
• Casual
• RPG
• Simulation
• VR

This is a deep immersion VR short play. Refer to the personal experience of many alien abductors in history, which will bring you unprecedented visual impact, and experience the experience of alien abduction. There is no complicated operation, you just need to take VR equipment and immerse in it.

SimpleRockets

(02/06/2015)

• Sandbox
• Indie

I am excited to release my first game on Steam! SimpleRockets was released in 2013 for mobile and I've put a ton of work into it to get it ready for PC and Mac. It was inspired by KSP, and it offers a simpler 2D experience for building rockets and exploring space with realistic orbital mechanics.

SimpleTD

(07/06/2023)

• Strategy
• Building
• Sandbox

A Simple Tower Defence Game. Build, Loot, Buy & Sell, Level Up, Quest... Controllable Difficulty, Custom Gameplay, Ingame Help.

Simplex Mundi

(08/09/2018)

• Casual
• Indie

Your spaceship shattered on an unknown alien planet. All around you there are harmful robots. Will you find a way out? Explore a stunning world full of dangers in this unique FPS and fight for your survival!

simpliCity

(30/04/2023)

• Casual
• Building
• Sandbox

A sandbox game about building a city without all those hassle from complicated systems.

Simplode Suite

(28/09/2020)

Simplode Suite is a toolset which does all kinds of things. You can dynamically balance microphone and speaker volume, force borderless fullscreen, optimize your CPU power settings, take partial screenshots, create click through borderless/windowed mode overlays, and so much more.

Simply Chess

(10/09/2015)

• Casual
• Singleplayer
• Board-Game
• Indie

The classic board game comes to Steam with asynchronous online play and 100 levels of AI. If you are a chess enthusiast or someone who just likes to play a game now and again, this is what you've been looking for. This is Simply Chess.

Simply Cubic

(28/09/2023)

• Casual
• Strategy
• Puzzle

Draw a path to where you want your cube to go. Take care to draw by anticipating what may happen after simulating the path you have drawn. Remember, your rights to draw a path is limited. Make good use of these rights!

Simply Hard Platformer

(03/09/2020)

• Strategy
• Indie

Permadeath platformer featuring 50 levels of frustrating goodness. Easy to play but hard to master.

Simply Moose

(23/10/2023)

• Arcade
• Puzzle
• Early-Access

Reflex-based puzzle game based on Boulder Dash principles, but with its own unique style.

Simply Puzzles: Codewords

(31/05/2020)

• Casual
• Singleplayer
• Strategy
• Puzzle
• Indie

100 handcrafted codewords designed to help you relax. Solve the code and reveal the answers.

Simply Puzzles: Junctions

(15/07/2020)

• Casual
• Strategy
• Puzzle
• Indie

A unique puzzle game that's easy to learn but hard to master. Create the junctions and fill the grid.

Simply Rotate

(14/12/2024)

• Adventure
• Casual
• Puzzle
• Platformer
• Indie

Simply rotate is a minimalist physics puzzle game where you rotate a level to get a ball to reach the goal while saving up on rotation for future stages. Learn the new mechanics introduced in every level and master conserving rotation between levels to reach the goal.

Simply Snake

(08/09/2024)

• Casual
• PvP
• Co-op

Classic snake with the ability to create your own maps

Simply Survive

(07/02/2025)

• Action
• Shooter

Simply Survive is a 2D bullet hell survival experience where you the player battle through waves of enemies to just survive as long as possible.

SimPocalypse

(10/05/2021)

• Casual
• Strategy
• RPG
• Simulation
• Survival
• Building
• 4X

A civilization simulator where you manage billions of people and rebuild millions of structures. Improve your economy, research, advance, battle, and much more! Play at your own pace by controlling game speed and automate various tasks!

SimPoly Drive

(04/06/2024)

• Adventure
• Casual
• Open-World
• Indie

Welcome to our open-world transportation strategy game! Choose from a variety of vehicles to transport goods and people across a dynamic landscape. Level up and increase your income as you explore the world. Become the ultimate transportation tycoon in our thrilling new game!

SIMPWALK

(04/04/2025)

• Singleplayer
• Adventure
• Casual
• Indie
• RPG

A very short, 2D side-scroller collect-a-thon game that lets you play as the cute HOLORO mascots!

SimRail - The Railway Simulator

(12/12/2024)

• Singleplayer
• Multi-player
• Open-World
• Massive-Multiplayer

SimRail is new, advanced railway simulator. Master high-speed long-distance EMU, heavy freight hauls and suburban trains. Travel 500 km of geodetic-data based real routes. Become train dispatcher and control the traffic according to the schedule or cooperate with other players on multiplayer mode.

Simson Tuningwerkstatt 3D

(02/12/2018)

• Casual
• Singleplayer
• Building
• Indie

Simson Tuningwerkstatt 3D

Simuaction -シミュアクション-

(16/08/2024)

• Strategy
• Indie

・Blue troops are allies, red troops are enemies. ・In the hexagonal map, friendly units are thrown against enemy units, and combat ensues. ・The battle is a side view action, shoot, shoot, slash. ・You can win by destroying all the enemy units! ・Use turrets and laser turrets to attack unilaterally!

SIMULACRA 2

(29/01/2020)

• Puzzle

A dead influencer. An obsessed detective. Three suspects. Piece the truth together by going through the victim’s phone messages, videos, and social media in the follow up to the critically acclaimed SIMULACRA.

SIMULACRA 3

(24/10/2022)

• Adventure
• Singleplayer
• Puzzle
• Indie

The town of Stonecreek is haunted. People keep disappearing into thin air, leaving nothing but an eerie symbol behind. With the townsfolk gripped with fear, use a missing victim's phone to unlock the truth in the third entry of the acclaimed horror series, SIMULACRA.

SIMULACRA: Pipe Dreams

(24/10/2018)

• Indie

A spin-off of the critically acclaimed SIMULACRA, Pipe Dreams tells a brand new story, with a new interface, live-action cast and horrors to unravel. Follow the story of Teddy as he tries desperately to break free from the hold of a cursed video game.

Simulacrum

(04/07/2022)

• Action
• Singleplayer
• Shooter
• FPS

Swing through abstract dreams and tear through hordes of enemies at breakneck speed. A first person aerial movement shooter.

Simulakros

(09/10/2024)

• Action
• Singleplayer
• Shooter

Fight the evil CORP from the inside. Confront deadly robots in this fast-paced third person shooter with rogue-lite elements.

Simulario

(01/01/2025)

• Arcade
• Platformer
• Shooter
• Sandbox

2D physics based game. Particle physics, soft bodies, rigid bodies, motors, jet engines, forces, vehicles and space ships, explosions and realisic destructability - all kinds of physics stuff. The game contains very different levels, that utilize various aspects of physically simulated world.

Simulation: Catalyst

(19/07/2024)

• Action
• Platformer
• Building
• Indie

In this game you can enjoy a semi-causal 2d platformer while fully immersing yourself in a 3d parallax environment.

Simulation Training Room: Massacre

(13/04/2024)

• Action
• Adventure
• Shooter
• Survival
• FPS
• Indie

Connect to the virtual world to kill zombies, gain experience and level up. Increase level and allocate skill points.

Simulation world

(24/05/2021)

• Adventure
• Casual
• Singleplayer
• Puzzle
• Open-World
• Platformer

Simulation World - This is a puzzle, story and open world. Feel the vanilla atmosphere as you progress through the puzzles. Rescue the simulation from a virus that wants to destroy the computer world

Simulator Of A Person Who Is Taking Online Course To Study How To Lose Weight

(25/02/2024)

• Adventure
• Puzzle

You will play as a person who is learning how to lose weight in an online course. And all you have to do is learn!

Simulator of Countries

(29/08/2024)

• Strategy
• Early-Access
• Indie

This game is a global strategy game that gives you the opportunity to play for countries in the modern world. Here you will be given a choice of 198 countries for which you can play.

Simulator of Ukraine 1991

(15/08/2024)

• Strategy
• Indie

This game is a global strategy, which is primarily focused on Ukraine after leaving the Soviet occupation. Here you will be given control of Ukraine with the opportunity to change history and intervene in the events of that time.

Simulator: Parking Lot

(17/12/2024)

• Casual
• Early-Access
• Building
• Sandbox

Manage your own parking lot. Administer, improve, and expand your establishment. New services and features are coming soon.

Simulator Z

(14/12/2023)

• Singleplayer
• Indie

A world where you can create your own zombie apocalypse to your liking!

Simulators2023

(10/12/2022)

• Action
• Adventure
• RPG
• Simulation
• Sports
• Indie

Do you like playing various simulation games? You can experience various simulation contents here, such as curiosity, funny, nostalgia, joy and madness

Simulo

(01/01/2025)

• Sandbox

A 2D physics sandbox game where you can build and share creations. Features include a simple and intuitive interface, custom tools, Lua scripting, and more. Users can create simple or complex contraptions with a variety of in-game tools.

SimuLOVE! Vol. 1

(22/07/2024)

You’re a successful programmer developing "SimuLOVE," a dating app, with the help of your new and seductive assistant. On top of that, you try to balance your professional and personal life with Jess, your workaholic girlfriend, while navigating the ups and downs of your love life.

Simutrans

(23/05/2016)

• Strategy
• Multi-player
• Building
• Sandbox
• Indie

Simutrans is a freeware and open-source transportation simulator. Your goal is to establish a successful transport company. Transport passengers, mail and goods by rail, road, ship, and even air. Interconnect districts, cities, public buildings, industries and tourist attractions.

Sin-Cay

(03/08/2021)

• Action-Adventure
• Shooter
• FPS

A sci-fi adventure with shooter and puzzle elements. The game follows the adventures of Shin-kai, a half-divine creature animated by ancient magic in an uncharted and mysterious world. The story begins in 1959 in the Soviet Union, in a place called "the mountain of the dead".

Sin Chess

(16/12/2019)

• Casual
• Strategy
• Card-Game
• Indie

Players play chess with original sin devil. The perfect combination of strategy card and Monopoly board game. Use heroes of different talents to challenge the seven sin.

SiN Episodes: Emergence

(09/05/2006)

• Action
• Singleplayer
• Shooter
• FPS

You are John Blade, commander of HardCorps, an elite security force dedicated to protecting the people of Freeport City. Four years have passed since your first battle with Elexis Sinclaire, a beautiful, brilliant, and ruthless scientist who is out to remake humanity according to her own twisted vision.

SiN: Gold

(17/03/2020)

• Singleplayer
• Multi-player
• Shooter
• FPS

SiN: Gold has returned! Free update for original owners!

Sin Slayers: Reign of The 8th

(24/11/2024)

• Adventure
• Strategy
• RPG
• Simulation
• Action-Rpg
• Remote-Play

Seven Deadly Sins. Have you heard about the 8th? Delve into madness in Sin Slayers, a challenging RPG Roguelite where you decide how much sin to bear as you transform the world. Assemble a party of wicked adventurers, kill, and pillage to drive off a gluttonous nightmare in turn-based battles

S.I.N. Unit: Ghost Investigation & Removal

(06/09/2021)

• Puzzle
• Multi-player
• Co-op
• FPS

S.I.N. Unit puts you into the shoes of a paranormal investigator. Together with other people like you, you will enter haunted locations full of paranormal activity to investigate and catch the entity or ghost that haunts the place. A good entity will also appear to help you. 1-4 Players.

Sin; Vengeance

(24/02/2019)

• Strategy
• RPG
• Simulation
• Indie

In this SRPG, you play as a man out to get revenge for his lost home. But how much of his own humanity is he willing to sacrifice to satisfy this yearning? You will make a crucial choice that determines the ending, as he faces demons within and without.

Sinabro

(11/12/2023)

• Action
• Adventure
• Platformer

Sinabro is a 2D adventer platformer game. Explore the level with characters that have different action mechanisms and find ways to break through obstacles. Depending on your proficiency in platformers and avoid genre, the experience of this game will be different.