Games Like Istrolid

Design and simulate the starships of your dreams! Command your ship or fleet in epic battles and manage your crew while exploring a dangerous galaxy. Play alone or with friends, test your ships in online PvP, and let your imagination reach for the stars!

Why similar: Building 30%, Space 25.2%, Sci-fi 12%, Strategy 11.7%, Multiplayer 11%

Why You'll Like It: This game offers the closest experience to Istrolid by combining deep, modular ship design with tactical, physics-based RTS combat.

A spaceship building and universe-exploration game. Collect resources, expand and grow your fleet, and conquer your personal galaxy. Stellar ambience by Peaks.

Why similar: Building 37.4%, Space 29.6%, Sandbox 13.3%, Strategy 10.8%, Sci-fi 3.4%

Why You'll Like It: It features a highly intuitive modular ship-building system that allows for creative designs and intense, physics-driven space combat.

Over 1000 unique components allow you to build and command voxel vehicles from the deep ocean to outer space! Forge strategies, allegiances and fleets strong enough to destroy eight deadly factions of the planet and reign supreme. A genre-defying mashup of simulation, building, RTS and RPG.

Why similar: Building 28.6%, RTS 19.5%, Space 17.5%, Sandbox 11.5%, Multiplayer 10.5%

Why You'll Like It: This game offers an incredibly complex building system that lets you construct everything from ships to planes, focusing on mechanical engineering and combat.

With 100+ truly unique units, Zero-K is an RTS of freedom and creativity, tempered by a decade of refinement. Sculpt land into a castle and throw invaders off it with a Jugglenaut. Explore a massive campaign, solo or co-op. Hop online for epic 32 player battles or fast paced 1v1, on 100s of maps.

Why similar: RTS 45.5%, Strategy 27.6%, Multiplayer 17%, Indie 4.7%, Sci-fi 4.1%

Why You'll Like It: An open-source RTS that shares Istrolid's focus on tactical depth, physics, and large-scale unit management.

Space RTS with base building and ship customization. Personal passion project. More than 200 available ships, weapons and modules to design your fleet with. Contains a small campaign, several single and multiplayer game modes and a coop game mode. Also contains Wave defense!

Why similar: Space 29.3%, RTS 27.2%, Strategy 14.2%, Multiplayer 14.1%, Sci-fi 9.9%

Why You'll Like It: A blend of RTS and ship-building that focuses on large-scale space battles and custom fleet compositions.

Battle for survival in the skies of a mysterious future Earth in this unique action-strategy game mixing arcade combat, exploration, management and diplomacy. As giant flying ships wage spectacular aerial warfare, a prophecy tells of one who will save the world – could it be you?

Why similar: Building 50.4%, Strategy 25.7%, Sci-fi 13.8%, Indie 6.7%, Singleplayer 3.4%

Why You'll Like It: This title emphasizes tactical ship design and strategic fleet management within a challenging, high-stakes combat environment.

Take command of your hand-tailored fleet of space warships and use realistic radar, electronic warfare, advanced movement controls in 3D space, and precision targeting to outmaneuver and outwit your opponents in a simulation-heavy tactical space game like no other.

Why similar: RTS 36.2%, Strategy 21.6%, Multiplayer 21.3%, Sandbox 18.6%, Singleplayer 2.3%

Why You'll Like It: It provides a deep, realistic simulation of space fleet combat where ship design and tactical positioning are paramount.

Build and design your own fleets and stand opposed to the Particulate in this physics/strategy/RTS/fleet hybrid. Build partially destructible and self repairing ships that interact with enemies less controlled by some scripted logic and more driven by a real time massive physics particle simulation.

Why similar: Space 30.3%, Strategy 28.3%, RTS 26%, Indie 6.3%, Sci-fi 6.2%

Why You'll Like It: A unique RTS that focuses on space-based combat and fleet management against a fluid, encroaching enemy.

The RTS/FPS phenomenon has moved into space! Build your base on an asteroid, command fleets of starships for epic battles, pilot fighters, mine and trade resources, assemble robots to defend or assault other stations. Take sole command or share the glory as you fight for control of the quadrant.

Why similar: Building 27.8%, RTS 25.3%, Space 19.6%, Strategy 11.6%, Multiplayer 9.2%

Why You'll Like It: It allows you to build your own base and fleet while switching between an RTS view and direct control, mirroring the strategic depth of Istrolid.

Can you create the raddest spaceship? Captain Forever Remix is the spaceship builder roguelike. Voyage across the Solar System and blast apart randomly-generated enemies for spare parts. This is an officially-licensed re-imagining of the indie classic Captain Forever.

Why similar: Space 58.4%, Building 28.9%, Sci-fi 5.3%, Indie 4.5%, 2D 1.9%

Why You'll Like It: A fast-paced game centered entirely on building and upgrading your ship in real-time by salvaging parts from defeated enemies.

A procedural co-op space sandbox where players can build their own space ships out of dynamically scalable blocks. Fight epic space battles, explore, mine, trade, wage wars and build your own empire to save your galaxy from being torn apart by an unknown enemy.

Why similar: Building 39.7%, Space 32.9%, Sandbox 17.2%, Sci-fi 10.3%

Why You'll Like It: This space sandbox lets you build ships block-by-block and manage a fleet, offering significant creative freedom in a vast galaxy.

Design and then improve the ultimate mothership. Explore a persistent living galaxy populated by 200 unique captains that can do everything you can do. Survive the zombie infection and then fight them back. Make allies and start your own faction. Build your empire. Also includes Sandbox Mode.

Why similar: Space 46.4%, Strategy 19.1%, Building 15.2%, Sandbox 8.2%, Sci-fi 6.2%

Why You'll Like It: It features a modular ship-building system combined with top-down tactical combat and a persistent galaxy to explore.

An open-ended factory management game with RTS and tower defense elements.

Why similar: Building 31.1%, Strategy 19.5%, RTS 16.8%, Multiplayer 13.5%, Sandbox 13.3%

Why You'll Like It: While it focuses on automation and tower defense, the strategic resource management and base-building feel very similar to the tactical planning in Istrolid.

Start with nothing... End with everything! All you have is a basic ship, barely fit for combat, with it you'll start your journey and empire. A open world space sandbox, inspired by and expanding the classics.

Why similar: Building 22.9%, Space 22.6%, RTS 18.7%, Sandbox 12.5%, Strategy 12%

Why You'll Like It: This game combines space simulation, ship building, and RTS elements into a cohesive experience that rewards tactical planning.

TerraTech is an open-world, sandbox adventure game, where you design and build your own creations through a mix of crafting, combat and discovery. Design vehicles from a huge library of blocks. Scavenge, craft and buy new parts to survive and become the ultimate planetary prospector.

Why similar: Building 50%, Sandbox 18.7%, Multiplayer 15.9%, Strategy 9.1%, Crafting 3.1%

Why You'll Like It: While focused on ground vehicles, the modular building and combat mechanics are highly similar to the creative freedom found in Istrolid.

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!

Why similar: Space 34.1%, Building 24.7%, Sandbox 14.8%, Multiplayer 10.8%, Sci-fi 6.3%

Why You'll Like It: A voxel-based space game that allows for massive, complex ship designs and multiplayer combat.

A unique space strategy game where thousands of players participate in one shared galaxy.

Why similar: Space 47.2%, Strategy 18.8%, RTS 15.8%, Sci-fi 7.7%, Multiplayer 7.7%

Why You'll Like It: A persistent space strategy game that requires careful planning and fleet management to succeed in a shared universe.

Stake your claim, command your fleets, and wage epic war in space.

Why similar: Space 34.4%, RTS 20.3%, Strategy 14.8%, Sandbox 10.6%, Multiplayer 8.4%

Why You'll Like It: A browser-style space strategy game that emphasizes fleet composition and tactical combat against other players.

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.

Why similar: Space 69.7%, Sci-fi 11.5%, Sandbox 7.5%, Strategy 3.9%, 2D 3.3%

Why You'll Like It: A space exploration and combat game that allows for ship customization and fleet management in a classic 2D style.

Galaxy is on fire! Only you can save it! More than 20 modules and even more weapons and equipment,you can design your own spaceship and defeat the most powerful ships in galaxy!

Why similar: Building 42.9%, Space 39.2%, Sandbox 11.3%, Indie 6.6%

Why You'll Like It: A dedicated ship-building simulator that focuses on the technical aspects of designing functional space vessels.

Besiege is a physics building game about constructing medieval machines to annihilate armies, obliterate castles and overcome challenging obstacles. Conquer the campaign or skirmish with friends in Multiplayer!

Why similar: Building 45.4%, Sandbox 19.6%, Multiplayer 18.1%, Strategy 17%

Why You'll Like It: Though focused on medieval siege engines, the physics-based modular building system is a great match for fans of Istrolid's design mechanics.

Uncrewed is a real-time strategy game with the ability to design units from scratch. Unlike in more traditional RTS, units obey the laws of physics, making design choices especially important.

Why similar: Building 28.1%, RTS 25.8%, Strategy 21.9%, Sandbox 12.4%, Multiplayer 9.2%

Why You'll Like It: An RTS that allows for unit customization, making it a strong thematic match for Istrolid's design-heavy gameplay.

The main purpose of this game is showing and watching machines made out of blocks. Some of the game-modes allow you to battle or race against other players. (testing phase) You can create your original machine with ease by reassembling those machines that are distributed, or by using the automatic control block.

Why similar: Building 54.4%, Sandbox 21.7%, Multiplayer 20.5%, Indie 3.5%

Why You'll Like It: A multiplayer sandbox game focused on building custom vehicles and machines for combat.

Enter the creative paradise of Scrap Mechanic! Build fantastic machines, go on adventures with your friends and defend against waves of evil Farmbots in this imaginative multiplayer survival sandbox. With Scrap Mechanic’s powerful creation tools you can engineer your own adventures!

Why similar: Building 53.4%, Multiplayer 19.4%, Sandbox 19.3%, Crafting 4.1%, Indie 2.6%

Why You'll Like It: A creative sandbox game that lets you build complex mechanical contraptions, appealing to the engineering side of Istrolid players.

Galcon 2 is a demolition derby in space! Send swarms of ships from planet to planet to conquer the galaxy in this fast paced multiplayer strategy game!

Why similar: Strategy 28.7%, Space 24.7%, Multiplayer 19.7%, RTS 16.6%, Indie 6.3%

Why You'll Like It: A fast-paced, minimalist space strategy game that captures the competitive multiplayer spirit of Istrolid.

Carrier Command 2 is the real-time strategy game that puts you in command of a futuristic carrier capable of deploying a vast array of aircraft and amphibious units. Compete against AI or human players and hop into every single vehicle to take matters into your own hands!

Why similar: RTS 62.6%, Strategy 37.4%

Why You'll Like It: A strategic simulation where you manage a carrier and its fleet of drones, focusing on tactical decision-making and vehicle control.

Crying Suns is a tactical rogue-lite that puts you in the role of a space fleet commander as you explore a mysteriously fallen empire. In this story rich experience inspired by Dune and Foundation, each successful run will uncover the truth about the Empire... and yourself as well.

Why similar: Space 34.7%, RTS 23.2%, Strategy 19.3%, Sci-fi 10.8%, Indie 4.2%

Why You'll Like It: A tactical roguelite that features fleet-based space combat and strategic decision-making.

Beyond the Void is a new hybrid strategy game in space, with RTS and MOBA mechanics. It's F2P. Experience the thrill of being a Captain and lead epic space wars in 1 vs1. Design your own strategy and fleet to become the one who'll dominate the galaxy!

Why similar: Strategy 38.1%, Space 36.8%, Multiplayer 17.7%, Indie 7.4%

Why You'll Like It: A competitive space strategy game that focuses on ship customization and multiplayer tactical battles.

The Last Starship is a 2D space construction game where you design and upgrade your starship. Choose your path: pirate hunter, miner, engineer, spacebus driver, and more, whilst exploring vibrant star systems. Enjoy a growing sandbox world, with regular free updates. Your cosmic adventure awaits!

Why similar: Building 30.1%, Space 26.5%, Strategy 13.6%, Sandbox 13.4%, Sci-fi 9.1%

Iron Armada is a multiplayer, space-faring combat game where players must team up to build a fleet of ships in order to survive the perils of space and defeat the opposing player faction. Build ships of all shapes and sizes, mine resources, and scavenge parts with friends to conquer the universe!

Why similar: Strategy 65.3%, Space 22.6%, Multiplayer 7.3%, Indie 2.4%, 2D 1.4%

Mine and craft your way to orbit, build your own starship and explore a vast, dangerous galaxy alongside your crew. For players who love a meaningful survival progression, a unique and elegant building system, and epic space-opera scale.

Why similar: Building 36.6%, Space 31.4%, Sandbox 13.1%, Multiplayer 7.4%, Sci-fi 6.6%

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.

Why similar: Space 41.7%, Building 19.8%, Strategy 14.1%, Sandbox 13.5%, Sci-fi 7.2%

A Sandbox Multiplayer Airship Shooting Game.Design battleships with weapons in a "rock paper scissors" mechanic.Shoot or Collide enemy ships into pieces.Challenge players all over the world with ships designed by yourself!

Why similar: Multiplayer 33.1%, Sandbox 32%, Building 24.6%, Indie 7.8%, Crafting 2.6%

Pilot your ship in the seamless open world made of space, planets, and more. Find new ships and equipment, find allies and beat all the enemies in this open source space shooter!

Why similar: Space 71.1%, Indie 9.2%, Multiplayer 6.2%, 2D 6.2%, Sci-fi 4.7%

Pixel Starships is an FTL-style online sci-fi strategy builder and management game with a competitive PVP tournament. Set in the retro galaxy, your role is to explore space, meet aliens, and develop your ship, crew and AI. The game contains deep strategic and 4x elements. PSS is community-driven.

Why similar: Building 29.9%, Space 28.9%, Strategy 14.2%, Multiplayer 10.9%, Sci-fi 10.3%

Command the Nimbatus and craft drones out of hundreds of different parts. Survive unknown threats in a fully destructible, procedural universe, compete against other players in different arenas or enjoy complete creative freedom in the sandbox.

Why similar: Space 27.4%, Building 26.1%, Strategy 20.1%, Sandbox 10.9%, Sci-fi 10.3%

Interstellar Rift is an open world starship simulator with an emphasis on ship construction and multi-player interaction. Survive in a hostile galaxy with your own custom designed and constructed starship. Invite other players to join your crew or fight them across the galaxy!

Why similar: Building 41.3%, Space 29.1%, Sandbox 16.3%, Sci-fi 9.5%, Crafting 3.8%

Create, Collect, and Crash in Autocraft, a physics destruction sandbox. Create your own cars, rockets, tanks, planes, boats, and more.

Why similar: Building 40.1%, Space 25.9%, Sandbox 20.8%, Multiplayer 6.1%, Indie 4.1%

AirMech® Strike is a fast paced Action-RTS game that can be played solo, coop, or competitively online. Earn Kudos and Experience in battle and unlock a wide collection of AirMechs and Units while you practice the perfect strategy to emerge victorious!

Why similar: RTS 38.5%, Strategy 25.9%, Multiplayer 25.2%, Sci-fi 6.9%, Indie 2.8%

Codename: Rogue Fleet is a multiplayer team-based game about spaceships combat.

Why similar: Space 61.9%, Multiplayer 29.9%, Indie 8.2%

Build your spaceship from scratch, earn funds and invest them into building a bigger, better spaceship as you try and fly your way up to space!

Why similar: Space 38.4%, Sandbox 23.5%, Strategy 23.5%, Indie 6.3%, 2D 5.5%

Extract and gather resources from different planets. Manage the supply of electricity, water, food and oxygen of your base in order to survive. Automate the creation of new products. Build a spaceship to transport your products to other places...

Why similar: Building 39.9%, Space 22.4%, Sandbox 16.3%, Strategy 15.1%, Indie 5%

Customize your unique faction in a new take on real-time strategy as you fight in a variety of skirmish, solo, and multiplayer battles. You are not only a commander, but also an engineer – so you have ultimate control over your faction’s units, factories, superweapons and economy.

Why similar: RTS 54.2%, Strategy 28.5%, Multiplayer 11.5%, Indie 4.8%, Singleplayer 0.9%

2D casual strategy

Why similar: Strategy 47%, Space 41.2%, Indie 11.7%

Space Engineers is a sandbox engineering game where you design and build ships, stations, and planetary bases in a fully destructible environment. Explore planets and space, mine resources, survive hazards, and engage in combat alone or with friends in Creative or Survival modes.

Why similar: Building 31.7%, Space 26.7%, Multiplayer 13.7%, Sandbox 13.4%, Strategy 13%

Design unique spaceships and build the ultimate space mining fleet as you team up to battle for resources and glory in this massively multiplayer action strategy set in an alien wasteland.

Why similar: Building 40.4%, Space 29.2%, Strategy 15.7%, Sci-fi 11.3%, 2D 3.3%

Starbase is a hybrid voxel/vertex-based space MMO with a fully destructible and infinitely expanding universe, with a focus on building and designing spaceships and stations, exploration, resource gathering, crafting, trading, and combat.

Why similar: Building 39.2%, Space 27.4%, Sandbox 13.8%, Sci-fi 8.7%, Multiplayer 8.6%

Wage war across entire solar systems with massive armies at your command. Annihilate enemy forces with world-shattering TITAN-class units, and demolish planets with massive super weapons!

Why similar: RTS 27.5%, Building 22.3%, Space 17.3%, Strategy 13.4%, Multiplayer 10.3%

Combining the best of space combat and real time strategy. Victory can be tactical, a dogfight or capital ship slugging match - depending on how you decide to achieve it. Space combat on a RTS scale with space sim savagery.

Why similar: Space 40.1%, Strategy 25.4%, RTS 21.4%, Sci-fi 9.3%, Indie 3.9%

Starship Theory is a ship building survival game. Mine and trade to gather resources. Plan and construct new upgrades. Train and manage crew. Fight to survive.

Why similar: Space 40.8%, Strategy 21.2%, Building 19.6%, Sci-fi 10%, Indie 4.8%

Space Engineers 2 is a sandbox about engineering and colonization where you build ships, stations, and planetary bases in a fully destructible world. Begin the story of Miro and Ivan Sokol, expand humanity’s foothold in the Almagest system, and fight to survive.

Why similar: Building 32.8%, Space 26.6%, Sandbox 14.2%, Strategy 11.1%, Sci-fi 9.2%

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.

Why similar: Building 27.9%, RTS 23.3%, Strategy 13.5%, Sandbox 12.8%, Multiplayer 12.7%

This is a fun yet challenging RTS game. To survive in the vast galaxy, you need to build up your own fleet and customize your warships. You will also learn to control them efficiently in battle to defeat your enemies, conquer planets, and expand your galactic empire!

Why similar: Space 36.4%, RTS 26.7%, Strategy 25.2%, Sci-fi 8.2%, Indie 3.5%

Fly through Subspace, build your own ship, and engage in epic battles. Mine asteroids and research new technologies. Uncover the origins of the alien homeworld by solving weekly events in this Co-op PvE MMO.

Why similar: Space 42.8%, Building 25.2%, Strategy 14.2%, Sci-fi 12.1%, 2D 3.4%

Create the most powerful ship in the galaxy piece by piece, take it into battle and then lose your ship to a traitorous crew in an endless cycle of punishment and revenge.

Why similar: Strategy 44.2%, Space 31.4%, Sci-fi 12%, Indie 8.1%, 2D 4.3%

Scavenge modules, combine them in the deadliest and most efficient ways imaginable, and fly your very own spaceship through alien space with BossConstructor. Thousands of procedurally generated galaxies await you and your space-faring collection of assembled modules to explore them.

Why similar: Space 42.3%, Building 39.4%, Indie 7.4%, Sci-fi 6.3%, 2D 3.4%