Top similar games like Star Defence:

‘Space Squad’ is a top-down space shooting survival game. Protect your central circular base and aim at enemies with your mouse. Earn skill points by defeating enemies to unlock various abilities. Face waves of incoming enemies and do your best to survive.

This is a roguelike game similar to Vampire Survivors. You control a star to absorb new planets, and evolve into the civilization you want by absorbing different energies.

Craft Your Ultimate Circular Fortress! Dive into SHOOPER NOVA, where you choose props and components to build a unique fortress. Unlock combos to shape your strategy and battle style. Become an unstoppable barrage machine and obliterate waves of enemies from all directions!

Design your defenses, build your module board, and manage your wires. Combine signals and create synergies to empower your weapons and survive in this base-defense roguelike auto-battler.

In 方块战舰：Module Warship, you command the fleet and design the ships.This 2D space sandbox rejects pre-set hulls, offering extreme DIY freedom instead. Assemble dozens of functional modules to craft your ultimate warship from scratch, then lead your custom fleet to conquer the unknown depths of space.

Dear candidate, start your free probation period as manager of Hell! Punish sinners by using our deck-building system, constructing fiendish towers to manage underworld hordes. Good luck!

Use ships to attack and destroy enemy space stations in real time.  Navigate through different randomly setup star maps to get to the exit and win.  It's a 2D single player space game that's massively replayable.

Deadly Racing Duel - in the role of a racer who conquers circuit auto racing, you accept challenge after challenge in order to prove how good a racer you are.

A deep-space traffic control roguelite. Route ships, scan contraband, and fight escalating threats—from smugglers to warlords to phase-jumping aliens—while keeping one remote station alive. One bad call and your hull pays the price.

A tower defense game where mechanics evolve through your choices. Strengthen classic tower defense, blend in other game genres, or abandon tower defense entirely. Each level unlocks a fresh ruleset, making one purchase feel like many games in one.

Blast. Collect. Upgrade. Repeat. Void Miner is a retro-inspired roguelite asteroid shooter where you pilot a space ship and manage an automated tower to destroy endless fields of chaos. Dodge, blast, and harvest your way through waves of asteroids in a fast-paced loop of destruction and progression.

Spectral Realm is a top-down tower defense Rogue game, where players need to play the role of an astronaut who has just landed on a different planet to block a constant stream of attacking native creatures and continuously strengthen themselves with the gems contained within their bodies.

"In 'Random Core Defense,' acquire and enhance cores using limited resources to withstand relentless enemy onslaughts. Defeat powerful bosses and test your strategy to survive until the very end!"

Forge invincible defenses with lethal traps and devious machines, and crush relentless waves of adventurers in the ultimate tower defense showdown!

Customize your Ships, Upgrade your fleet, and Command your way to victory in this ruthless rogue-lite tower defense/real time strategy hybrid. Take on an enemy that learns from your moves and adjusts its own path. Do you have what it takes to persevere?

A Roguelike Tower Defense in space with missions to conquer. Can you hold against the spreading alien bosses? Build and upgrade towers against the corruption. Choose your technologies and warpspeed your way to victory.

Survive on a hostile planet by automating a factory, fighting alien waves, and buying random upgrades. Hold out until the cleansing bomb drops! Roguelike strategy with drones & survival.

《Geometry Raid》is a rogue-lite space slash shooter game, the game combines classic barrage shooting and sword slash game elements. By driving a two-part ship,you can shoot and swing tail to crush the enemy . The game focuses on hardcore physics simulation and maximizing the melee slash experience.

A physics-driven 2D incremental space-mining sim with depth and heart. Help a family herd cosmic dust, automate production, unlock research, and grow one tiny inherited ship into a vast operation. Can you heal Planet Zoveka?

CIRCLE is a tower defense game with a light card system, where you will play as a commander defending the Earth: by building/upgrading weapons on a rotating device called "CIRCLE" and using cards to deal with the continuously invading aliens.

Command massive space battles where thousands of ships clash in real time. Build your fleet, choose a doctrine, reinforce the battlefront, unleash commander abilities, and adapt as unexpected events turn the tide of war in this mashup of strategy and auto-battler.

Bestion is a game that combines Roguelike tower defense elements with automated factory construction. Players are required to construct their own factory on a planet and protect the kernel from monster attacks.

Andromeda Wars is a retro styled space RTS. In Andromeda Wars you must gather power, build a fleet, build defences to defend your mothership, and try to survive the onslaught from the opposing factions. Each ship you add to your fleet gives you powers but also reduces your dwindling resources.

The Last Mission is an auto-battler and space battle simulation game where you command a fleet of spacecraft in vast, strategic battles. Equip, configure and upgrade your ships to be ready to battle the enemy.

Arcane Array Arena is a shooting auto-battler game that "Combines Offense and Defense". You summon items in a magic circle and shoot them against your opponent! Create your own unique item builds, compose the most powerful deployment, and defeat your opponents!

This "spaceship simulation roguelike-like" allows you to take your ship and crew on an adventure through a randomly generated galaxy filled with glory and bitter defeat.

"Indie game team of hardship and adversity. Make the best game ever!" You become the head of the indie game development team. Let's develop a game with the goal of GOTY, the best award in the game industry. Create a game through defense, run a team, and aim for the best award.

Try to survive in infinite asteroid cloud as long as possible in reworked tower defence style. FInd your own playstyle and beat your own records or chillout with original ambient soundtracks. Build, explore, think - everything to create your own colony in this cold space.

"Galactic Defense: Automation" is a Placement, Automated Battle, Real-Time Strategy game. Players can place construction plans, observe automated construction, automated battles, and unlock new technologies. Players pass the level after collecting tech points through activities.

Mechs V Kaijus is an addictive hardcore tower defense gameplay. In Mechs V Kaijus you take on the role of Commander of a powerful Mechs squadron. Improve your Mech, strategically place towers and factories on the battlefield. Deploy support units on the battlefield, and save our civilization.

Dear candidate, we are pleased to invite you to take up the position of manager of Hell. You will punish sinners by using our deck-building computer system to construct hellish towers capable of keeping the endless hordes of the underworld in check. Best of luck!

Cosmos is a rogue-lite shoot-em-up bullet-hell, in which you pilot the last hope for humanity in an attempt to save the world, pitching your augmented Starship against infused cosmic horrors. Can you close the Cosmic Rifts before The Singularity reaches your star system?

Command your king in a frantic real-time tower defense roguelite. Play cards to summon autonomous troops, construct buildings, and set traps as you scramble to defend your castle against escalating enemy hordes.

A rocket simulation game inspired by SpaceX's rocket recovery technology: Precisely control rocket engines, plan launches, complete missions, secure government funding, deliver supplies to Mars, and ultimately achieve Mars terraforming and human colonization.

A minimalist sci-fi tower defense. Buy soldiers and upgrade them, defeat waves of enemies, hold your lines.

A real-time sci-fi 4X strategy game where you explore procedurally generated star systems, expand your empire, manage resources, build fleets, and wage war against multiple AI factions in a dynamic and evolving galaxy.