Games Like Defending Earth

Over 500,000 players on mobile! Sun Wars is a real-time strategy game set in a galactic war between suns. Build and boost your solar system, attack enemy suns, avoid deadly black holes, and manage energy wisely. Only smart tactics and strategy will let you survive and win the war.

Why similar: Action RTS 28.5% ★, Real Time Tactics 17.5%, Space Sim 17.1% ★, Grand Strategy 16.1% ★, Space 11.5%

Design massive ships, bristling with weapons, on a macro scale. Engage in fleet-vs-fleet battles, featuring many different tactics. Play alone or in Coop combat missions, or form two teams of players (each with own fleet) to fight in an arena.

Why similar: Space Sim 21.6% ★, Action RTS 21.4% ★, Real Time Tactics 18.7%, Space 14.9%, Physics 9%

Take command of the fleet of starships that is the home to the remnants of your civilization. Manage the limited space of each spacecraft and find the balance between living space, production, defenses, and weapons. Explore the galaxy as you seek refuge and safety from an overwhelming threat.

Why similar: Spaceships 23.3% ★, Action RTS 22% ★, Space Sim 13.1% ★, Real Time Tactics 11.5%, Space 10.7%

An indie space-sim and strategy game featuring ship and fleet combat mixed with RTS elements. Complete contracts and Claim sectors for your faction in the near-future, where resource exploiting corporations are in a state of constant conflict over territory control.

Why similar: Space Sim 26.2% ★, Action RTS 22.9% ★, Real Time Tactics 19.2%, Space 13.2%, Tactical 4.8%

Defend your planet against the Space Invaders. Build your defences against lovecraftian spacecrafts. Keep your health up and you might even become an invader yourself! Warning: this game contains flashing images that may make it unsuitable for people with photosensitive epilepsy.

Why similar: Action RTS 27% ★, Space Sim 24.7% ★, Real Time Tactics 15.7%, Space 14%, Strategy 5.4%

Discover the excitement of commerce with Cargo Shop Simulator! Manage your own cargo shop and grow by meeting customer demands. In the evening, load your shipments onto vehicles and plan deliveries to build a successful business empire. Are you ready?

Why similar: Grand Strategy 24.9% ★, Real Time Tactics 18.7%, Life Sim 15.5%, Immersive Sim 13.1%, Management 6.4%

A multiplayer space RTS blending in depth mechanics with fast paced skirmish matches. control and manage an empire together with your team in large-scale online battles

Why similar: Action RTS 22.5% ★, Grand Strategy 19.6% ★, Space Sim 18.6% ★, Real Time Tactics 13.9%, Management 6.2%

Sci-fi RTS and Top-Down

Why similar: Action RTS 35.5% ★, Spaceships 32% ★, Space Sim 15.8% ★, Space 7.8%, Strategy 4.2%

Experience cinematic space warfare in SALVO, an action packed real-time tactical combat simulator. Command your flagship and engage in intense battles in a war-torn solar system. Play a story-driven campaign, or forge your own destiny across the dangerous frontiers.

Why similar: Action RTS 35.1% ★, Real Time Tactics 21%, Space Sim 14.6% ★, Space 12.4%, Strategy 9%

Explore a galaxy of 300 systems as you control your fleet in a top-down 3D style, navigating through Star-lanes, Warp gates, and Black holes. Customize and upgrade your fleet, complete missions, trade, hire your crew, wage war and determine the fate of the galaxy in this grand sim saga.

Why similar: Space Sim 33.5% ★, Action RTS 32.9% ★, Space 11.1%, Physics 10.6%, Strategy 6.2%

Sci-fi RTS and Top-Down

Why similar: Action RTS 33.4% ★, Spaceships 31.5% ★, Space Sim 18.8% ★, Space 11.3%, 3D 2.6%

Activate your Neural Link to gain an omniscient view of the battlefield. Experience the conflict at any scale, as you plot the course that will lead your fleet to victory. Eternal Starlight is a tactical space combat game, built from the ground up for VR.

Why similar: Action RTS 24% ★, Space Sim 19.6% ★, Real Time Tactics 14.9%, Space 13.2%, Spaceships 12.7% ★

Play as a day trader gambling on people's pension money and try to beat the stock market. Engage in a comedic story with multiple endings. Meet different characters and get insider info to use for your own advantage. Gamble on cryptocurrency and quickly react to market events.

Why similar: Grand Strategy 23.8% ★, Real Time Tactics 17.8%, Immersive Sim 12.4%, Life Sim 12.2%, Management 11%

Build your logistics empire from the ground up. Choose the most profitable contracts, optimize your warehouse layout for maximum efficiency, and upgrade your equipment. Balance risk and reward as you adapt your strategy to a shifting market. Every lift, every pallet, and every decision counts.

Why similar: Immersive Sim 22.8%, Life Sim 21.8%, Management 16.3%, Physics 11.3%, Simulation 10.9%

Gravity Game is a puzzle-style infinite physics simulation. You are tasked with escaping your home planet, and reaching the goal at another! This game uses real Newtonian Physics in a simple 2D simulation, as a way to help people visually understand the mechanics.

Why similar: Spaceships 32.2% ★, Space Sim 17.6% ★, Space 15.1%, Immersive Sim 9.4%, Physics 8.9%

Build, launch and manage realistic space missions across our solar system, placing satellites and telescopes in precise orbits. Explore planets, collect valuable scientific data and sell your findings to expand your rising aerospace empire.

Why similar: Space Sim 33% ★, Management 15.3%, Space 12%, Immersive Sim 9.6%, Strategy 7.9%

Run a spaceship's lab module all by yourself while trying to find a cure for close-to-extinct humanity. Make repairs to various systems of the ship, solve technical problems, perform maintenance, and upgrade tools that will help you to overcome the most unusual challenges.

Why similar: Spaceships 40.5% ★, Space Sim 29.8% ★, Space 14.8%, Simulation 8.9%, First-Person 3.5%

Spaceship Pro Simulator. Strapped in and ready. One ship, one mission—survive the unknown. Enemies ahead, systems online. This is my journey through deep space, and I'm not going down easy.

Why similar: Spaceships 41.7% ★, Space Sim 29.4% ★, Space 11.4%, Physics 6.6%, Simulation 6.2%

180 Seconds: A Firefighter's Call drops you into the heart-pounding world of emergency fire response. As flames engulf diverse environments - from bustling offices to quiet schools - you have just three minutes to make decisions that will determine who lives and who doesn't.

Why similar: Action RTS 33% ★, Real Time Tactics 19.6%, Immersive Sim 13.7%, Choices Matter 8.4%, Strategy 6.1%

WarTable is a real-time strategy sandbox where teams of up to nine players take command of a host nation. Build your military, shape your government, forge alliances—or betray them. In WarTable, strategy is everything, and democracy is just one of many options.

Why similar: Action RTS 32% ★, Grand Strategy 26.8% ★, Real Time Tactics 19.4%, Tactical 6.3%, Strategy 6.2%

Civilization was born from a chaotic star system and has been constantly tested in its development, from ancient civilizations to occupying the entire galaxy, which is long and dangerous.

Why similar: Space Sim 27.9% ★, Space 16.5%, Grand Strategy 14.2% ★, Real Time Tactics 11%, Physics 8.7%

ORDER POINT is a horror game about working at a package pickup station. On a winter night, you serve unsettling customers. Mysterious visitors create an ominous atmosphere. Be careful — not everyone can be trusted.

Why similar: Immersive Sim 25.2%, Life Sim 23.6%, Management 20.7%, First-Person 7%, Multiple Endings 6.6%

Star Matter is a single-player, 2D, tile based, spaceship physics RPG, where you pilot a ship that you are able to customize and configure to suit the current task, your playstyle, or what remains of your ship.

Why similar: Space Sim 23.8% ★, Physics 15.7%, Real Time Tactics 12.2%, Space 11.2%, Choices Matter 11%

You've barely managed to escape your exploding spaceship. Now in an old escape pod, you hurtle through space at the mercy of the cosmos. With no knowledge of the pod’s complex systems, your life depends on a technical manual and your own wits. How long can you survive?

Why similar: Space Sim 23.6% ★, Space 19.5%, Immersive Sim 11.6%, Management 9.9%, Realistic 7.1%

Space Menace is a sci-fi space RTS and battle game. You play as a space captain, seeking fortune and glory as you see fit. Leave your mark on the world and determine the fate of the galaxy with your decisions.

Why similar: Action RTS 26.4% ★, Spaceships 23.5% ★, Real Time Tactics 16.1%, Space 15%, Tactical 8.5%

A solo-developed grand-strategy sandbox where you lead a nation in a dynamic, historically-inspired world.

Why similar: Grand Strategy 29.4% ★, Real Time Tactics 19.7%, Action RTS 14.7% ★, Management 13.6%, Immersive Sim 12.7%

Rally your warriors to fight alongside you, rescue your friends, bolster your troops and fight for supremacy.

Why similar: Action RTS 36.4% ★, Real Time Tactics 22.9%, Grand Strategy 20.9% ★, Management 9.1%, Strategy 6.6%

Run your own ice cream shop! Take customer orders, scoop delicious ice cream, add toppings, serve your customers, and become the ultimate Scoop Master!

Why similar: Immersive Sim 27.4%, Life Sim 25%, Management 22.2%, Simulation 7.3%, First-Person 7.3%

In Space Empires: Starfury you are on a wild intergalactic ride through the Space Empires universe. You are an undercover agent for the TCN (Terran Confederation Navy) trying to determine the cause of a recent escalation of pirate attacks in the Neutral territories.

Why similar: Real Time Tactics 26.2%, Space Sim 24.5% ★, Space 20.8%, Strategy 11.6%, Management 11.4%

A Roguelike tactics game where you fight hordes of aliens. Your Units evolve and learn new skills as the fight goes on. Manage your squad of 5 specialised mercenaries, and fight a never ending war against the infestation.

Why similar: Action RTS 38% ★, Real Time Tactics 27.8%, Management 16.4%, Strategy 7.9%, Tactical 6%

Volition's classic is back. Descent: FreeSpace is the quintessential old school space shooter. With a deep story, great graphics and engaging battles against fighters to capital ships it keeps you moving. Breakout that flight stick and enroll with the Grand Terran Alliance today.

Why similar: Spaceships 26.4% ★, Space Sim 22.3% ★, Real Time Tactics 19.3%, Space 14.9%, Realistic 4.2%

Grey Galactic is a real time strategy game in space where you build up your planets and ships to conquer your enemies. Develop your empire and fleet of spaceships to destroy your enemies and take over the galaxy! Do you have what it takes to become the best Fleet Captain the UFMC has ever seen?

Why similar: Action RTS 37.8% ★, Real Time Tactics 23.5%, Management 11.3%, Space 10.6%, Strategy 7.1%

Zero-Point is a 3D space roguelike featuring tactical ship-to-ship combat, crew command and an immersive view of your ship's interior. As Captain of a Star Federation cruiser, lead your crew and ship to victory over the rebellious Galactic Liberation Front!

Why similar: Space Sim 29.3% ★, Real Time Tactics 22.1%, Space 17.3%, Management 8.9%, Strategy 6.5%

Experience epic space battles in NULLSPACE, a story driven real-time strategy set in a retrofuturistic universe. Command massive fleets across the battlefield or jump in and take direct control of individual squadrons. Lead your forces to victory in visceral space combat.

Why similar: Grand Strategy 23.2% ★, Real Time Tactics 18.4%, Space Sim 18% ★, Space 12%, Management 10.5%

AQ2: Expanse is a massively multiplayer space strategy game. A single persistent universe with open PvP and PvE. Fight for control over the Aquila system's sectors in huge corporation wars, play with everyone, play in a group or play solo with plenty to explore.

Why similar: Space Sim 27.3% ★, Action RTS 26.5% ★, Real Time Tactics 21.5%, Space 12.7%, Strategy 6.2%

Being a liftboy is easy… until it’s not. Carry luggage, serve guests, and survive the chaos of hotel life. From physics-driven suitcase disasters to questionable VIP requests, this isn’t just a job—it’s a game. And Ted Grady? He’s the last of his kind.

Why similar: Life Sim 28.2%, Immersive Sim 23.2%, Simulation 11.7%, Physics 9.8%, First-Person 7.6%

Mystical Sovereign Z is a sci-fi/fantasy hybrid strategy game. Experience real time battles and turn based strategy with various RPG elements and choices to be made along the way.

Why similar: Action RTS 36.4% ★, Grand Strategy 26.6% ★, Real Time Tactics 22.2%, Choices Matter 5.9%, Strategy 5.6%

A walking simulator where you can launch rockets! Become the Launch Director for a commercial space transportation company. Can you configure these reusable rockets for a successful launch, ascent and landing?

Why similar: Space Sim 28.4% ★, Immersive Sim 18.2%, Space 17.5%, Physics 13.7%, Choices Matter 6.6%

Build your unique spaceship and explore space. Travel between planets, fight different opponents, trade and develop. Build the most efficient ship and fight with other players in multiplayer. 17 languages available.

Why similar: Spaceships 32.3% ★, Space Sim 27.1% ★, Real Time Tactics 16.9%, Space 13.7%, Strategy 5.1%

Welcome to your new career as a gas station attendant in the deepest, darkest corner of space! Serve adorable ships, count your cash, and expand your diesel empire. It's a simple, satisfying job. Just... ignore the whispers in the vents. Everything is fine. Probably.

Why similar: Space Sim 40.7% ★, Immersive Sim 21%, Space 13.8%, Simulation 10.1%, First-Person 7.6%

Get ready to protect the entire solar system from an unprecedented threat - the D'Ahari, a race of insect-like aliens. Control an entire fleet of spaceships, trade with other races of an Alliance, and develop your own space station.

Why similar: Action RTS 34% ★, Real Time Tactics 22.6%, Space 16%, Management 8.5%, Strategy 6.3%

A small game about running a floating pizzeria in deep space. Serve customers, earn credits, and upgrade your equipment—nothing more, nothing less.

Why similar: Space Sim 28.4% ★, Life Sim 21.6%, Immersive Sim 14.6%, Simulation 11.1%, First-Person 9.4%

Victory At Sea Atlantic transports you to the cold, unforgiving waters of the Atlantic Theatre in WWII. With a vast array of ships, planes, and subs, engage in epic sea battles & secure your place in history. Victory At Sea Atlantic is the ultimate naval warfare experience.

Why similar: Action RTS 27.6% ★, Grand Strategy 23.7% ★, Real Time Tactics 18.3%, Management 7.3%, Strategy 5.6%

Vacuum space junk, polish derelict ships, and clear alien worlds of debris as you upgrade your high-tech cleaning gear.

Why similar: Space Sim 29.4% ★, Space 17.4%, Life Sim 17.4%, Immersive Sim 12.7%, Management 9.5%

Low Earth Orbit Adventures is a chill space sim set in the near future where the space around Earth has become a frontier of science, commerce and diplomacy. Retrieve the Hubble, rescue astronauts, assemble space stations and many other missions in this realistic but friendly adventure.

Why similar: Space Sim 40.5% ★, Immersive Sim 17.9%, Physics 15.9%, Space 10.4%, Realistic 8.8%

EarthX is a rocket company management game. Go from launching small rockets on Earth to eventually building a colony on Mars. Create your own Internet constellation, develop new technologies, supply the International Space Station and terraform Mars!

Why similar: Space Sim 23.5% ★, Grand Strategy 22.3% ★, Space 15.4%, Management 13.8%, Immersive Sim 11.4%

Protect your village from Vikings, stopping powerful enemy waves by strategically building towers!

Why similar: Grand Strategy 33.8% ★, Real Time Tactics 25.2%, Immersive Sim 15.7%, Strategy 8.3%, Management 7.9%

Real-time planetary collision sandbox powered by SPH physics: smash planets together and watch the destruction and its aftermath!

Why similar: Space Sim 42.4% ★, Space 20.6%, Physics 15.4%, Immersive Sim 10.5%, Simulation 6.3%

Put on your VR headset and fix that bayonet. Muskets VR is an immersive real-time strategy shooter set in the Napoleonic era. Prepare your musket, take charge of your troops, and head forth into battle at Waterloo.

Why similar: Grand Strategy 32.9% ★, Action RTS 29% ★, Real Time Tactics 16.2%, Strategy 10.3%, Tactical 3.5%

Lead your nation in Territorial Conquest through the Middle Ages, WWII, and Modern Era. Expand borders, build armies, trade, sabotage enemies, make political decisions, and conquer the world in immersive real-time strategy.

Why similar: Action RTS 33.6% ★, Grand Strategy 29.5% ★, Real Time Tactics 19.7%, Strategy 9.2%, Realistic 3.9%

Survive and explore space in Astrobound! Visit strange planets, encounter cosmic calamities, and keep your crew alive as you journey through the stars in a retro-inspired whimsical space adventure.

Why similar: Space Sim 28.5% ★, Immersive Sim 19.1%, Space 18%, Management 17.2%, Choices Matter 6.4%

Riftborne is a classic terminal based, real time, grand strategy game. Construct space ships. Take part in factional warfare. Hire galactic hit-men on your rivals. Raid neighbors for rare resources. Train spies to infiltrate enemy bases for key intel. Grow your empire to dominate the galaxy.

Why similar: Space Sim 21.4% ★, Grand Strategy 18.8% ★, Real Time Tactics 15.7%, Space 13.1%, Management 11.7%

A fantasy space agency management game! Manage your team, design your space ship and research new technology! Reach moons, planets and the void beyond. Can you reach the void? Can you bring Galduen to the void?

Why similar: Space Sim 38% ★, Space 22.9%, Management 22.1%, Strategy 7.9%, Simulation 5%

Keep is a WW2-themed strategy shooter where you place flak turrets to defend your fortress, then jump into first-person mode to shoot down enemy planes. Switch between tactical planning and direct combat in a fast-paced blend of strategy and action

Why similar: Action RTS 48.8% ★, Real Time Tactics 28.3%, Strategy 6.8%, Tactical 6.7%, Realistic 4.9%

We have built a mini universe with real physics basis, simulation and imagination. The game uses realistic environments and models to tell a story of a mini universe.

Why similar: Space Sim 39.3% ★, Action RTS 23.8% ★, Space 20.1%, Physics 6.3%, Simulation 5.3%

You are in command of the human fleet, searching for asteroids to mine, extract resources and build bases and more ships to defeat aliens invaders. This simple and short action RTS has a full and exciting campaign, and a skirmish mode that allows you to play a different mission on every match.

Why similar: Action RTS 42.1% ★, Space Sim 18.1% ★, Space 17.5%, Real Time Tactics 14.2%, Strategy 4.6%

Embark on humanity’s greatest journey to the Moon with Lunaris. Take on the role of an astronaut navigating NASA’s Apollo missions, from the roaring launch of Saturn V to stepping on the lunar surface. Experience the triumphs, challenges, and legacy of space exploration in this immersive simulator.

Why similar: Space Sim 38% ★, Immersive Sim 19.5%, Simulation 10.8%, Space 10%, Realistic 6%

Command a colony on the brink in Ants Megapolis. Survive an unforgiving world by forging your unique Pheromone, a weapon that dictates your evolution. Carve out an empire from the dirt as an interactive narrator chronicles your savage, epic story of survival.

Why similar: Action RTS 41.3% ★, Real Time Tactics 24.3%, Strategy 12.7%, Management 10%, Realistic 5.4%

Fly cargo spaceships and deliver materials in a realistic 6-DOF multiplayer simulation. VR and motion platform supported.

Why similar: Spaceships 27.1% ★, Space Sim 22.7% ★, Space 13.4%, Immersive Sim 13.1%, Physics 9.8%