Top similar games like Zero Gravity:

The ultimate space sandbox. Participate in epic fleet battles, form alliances, strive to dominate entire galaxies and harness the universe’s resources for your industrious empire or the destruction of others. Customise your experience, the universe is yours!

Timeline Traveler II is a puzzle game that combined time control and platformer element together to provide a new game experience!

Become the Captain of an interstellar cruiser and journey across the galaxy to save the Republic. During your journey you will have to make important decisions, improve the weaponry of your ship and fight against numerous enemies.

Three Heroes make their way through dangers untold in a fairytale world, featuring physics-based puzzles, beautiful sights and online co-op.

Physics-based online co-op rescue simulation for up to 4 players. Carry, drag, and throw, do whatever is necessary to save the patients! Gain money by healing them and upgrade your clinic.

A classic fantasy MMORPG powered by uMMORPG—discover dungeons, fight powerful creatures, forge rare equipment, and shape a living world alongside hundreds of players.

Mine asteroids, salvage space debris, design your own small or massive spacecraft using individual functional components, complete missions, and engage in battles against enemies in a vast galaxy with realistic physics based on orbital mechanics or in a classic physics mode.

just a touhou rts game

You are a secret Agent who begins work for the Airem as Hacker. Hacking servers of global corporations for profit, stealing data, manipulate the stock market, modify peoples academic or criminal records, laundering money, erasing evidence, framing innocent people. Do not trust anyone.

Roguelite tower defense with moveable chaos. Build towers and troops, drag them mid battle, dash through danger, and defend your crystal solo or with up to three friends in online co op.

Cyber Complex is a unique mix of Action, Strategy and Arcade elements in a 60s-style Sci-Fi setting.

Explore space and build on other worlds in Star Rangers! Star Rangers is a space exploration and construction game that allows players to build habitats and spacecraft, acquire gear and explore the solar system.

You’ve just bought yourself a new island and it’s time to fill it up with QUESTS! Collect guildians, upgrade their guildhalls, and unleash them onto your own custom quest lines.

The Steam Revolution Is a first person design game. Players will be able to drive armed trains through enemy lines and will use various historic cannons, which will be used to repel enemy attacks and reclaim their country's territory

In this game you will be able not only to plunge into the middle ages, to feel as a brave warrior, but also to have a good time.

Yargis is a fast paced, top down spaceship shooter. Customize your ship to join a battle online or offline. Yargis is focused on team based, close combat action. The game has a variety of battle and co-op game modes and a powerful editor make Yargis a great game!

EmergeNYC is a simulation of New York City's Emergency Services. Drive over 30 different Emergency Vehicles with up to 32 of your friends through busy City Streets with blazing sirens and air horns. Take the role of a firefighter, medic, or police officer and ride with your friends to emergencies

Endless Sky is a 2D space trading and combat game inspired by the classic Escape Velocity series. Work your way up from a relatively wimpy shuttle, cargo ship, or fighter, to a highly upgraded and customized flagship or to a massive fleet of warships or freighters.

Trapped in Your Own Game! Codebound tells the story of a high school student trapped in the game he created. To escape, he must finish it! Along the way, he discovers surprises left by a mysterious friend who helped him. Dive into this pixel-styled world full of puzzles and exciting adventures!

Rebel Galaxy is a swashbuckling space adventure, with action-packed combat, exploration, discovery, trade, and “negotiation” with the outlandish denizens at the edge of the known universe.

Build your ship, defend against drone waves and explore hundreds of sectors filled with stations, asteroids and planets with lots of POIs. The ship systems can be controlled via consoles with several hundred buttons. Craft equipment and blocks, loot the POIs and disabled drones.

Take control of your own starship and blaze your trail in an ever-changing galaxy. Master the arts of combat, mining and trade or venture out into the unknown across a 1:1 scale universe.

Explore endless Universe and create the most efficient constellation of colonies. Build conveyor systems to automate production. Take care of Astronauts and their needs! Establish new colonies as part of intergalactic simulation.

If space has no end, where is the exit? Mobius is a gravity-flipping puzzle-platformer set in a looping realm. Cross screen edges to invert gravity and find hidden paths in symmetrical spaces. Solve physical puzzles to reach the mysterious door—what secrets await on the other side?

Dive with your friends into this weird 3D platformer where you see through each other's eyes. In this game you will be able to have a second person's perspective where you'll need communication, coordination and skill to relearn how to control your character and pass the challenges that await you.

✨Support up to 8 pigs 🐖 online with fun adventures. Climb the peak together, defy setbacks, showing your skills and perseverance. Cooperation or competition is up to you.🐽 "Piggy Only Up" is full of challenges and joys, waiting for you to join. Come on and call your friends.🐷

Dungeon Defenders Eternity is the definitive version of the original tower defense action-RPG! Now featuring a rebalanced endgame, all new missions, secure online play, links to Dungeon Defenders II and more!

Play with 4-12 players online or over local WiFi while cooking in a restaurant, but be careful as one or more random players among the chefs are Imposters determined to sabotage everyone's meal!

A single or local co-op puzzle platformer with a built-in level editor. Solve creative challenges together or build your own and share them on the Steam Workshop. Tamako is all about relaxed co-op play, clever puzzles, and endless player-made content.

Unlock a world of thrill. Get unlimited access to a collection of EA’s top titles, trials of select new games, & member discounts and rewards*.

ibb & obb is a two player cooperative game set in a puzzle filled world where gravity goes both up and down. You can only succeed by working closely together. Find a friend for some true local co-op couch fun or match up online.

Onekind is a 3-10 player social deduction game set on a farm. Among the peaceful animals, there are evil creatures hiding, causing chaos and messing with the hunter’s mind. Luckily, there’s a hunter, a former wizard, ready to hunt them down. Get ready for some fun!

Have you got what it takes to survive on Mars? ROKH is a multiplayer survival game featuring scientific realism and extremely deep crafting and building. Make the red planet your sandbox and create a thriving colony.

Viking Story - is a classic 2D platformer where you play as a Viking girl on various levels collecting things you need, fighting to enemies.