Top similar games like Spaceship Battler Unlimited:

A cosmic survival roguelite. You are a dying star, and the rock field around you never stops closing in. Survive relentless waves, draft upgrades between levels, and save your cooldowns for when the gaps disappear. Every boss you defeat returns as a regular enemy for the rest of the run.

《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.

Refighter is a lightweight Rogue-like flight shooting and strategy game where players will control spacecraft to engage in battles in space, equipping various bullets and upgrading their levels. Face off against a diverse array of enemies and Bosses.

lone.AI is a space RPG roguelite. With challenging, relentless gameplay, each run has the potential to boost your ship's power, speed, and more. As a lone AI, fight your way through the solar system and uncover the secret behind the ZOSMA, an alien race that holds power over the system.

Fly a momentum-driven ship through procedurally generated dead star systems, then land and fight on foot. Shape each world before you build it, master a deep arsenal, upgrade modules, hunt down 16+ bosses. Four difficulties, New Game+, and upgrades that keep paying off. Discover the Vey.

A fast-paced incremental space shooter where short battles fuel permanent upgrades and exponential growth.

You've been dropped into enemy space. Weave your Starfighter between alien spaceships, lasers, asteroids and bombs destroying as many as you can and collecting valuable coins and powerups as you go.

A【Pixel style, rouge、type horizontal、 shooting、 defense 】 game

A linear danmaku shoot-em-up with some visual novel elements. Clear 6 stages across 4 difficult settings, each with unique enemy spawns, bullet patterns and boss phases. The game is structured to have each difficulty cleared in sequence, with the full plot unfolding across each one. 

Gratuitous Shooty Game is a hobby space shooter made by the developer of Gratuitous Space Battles, reusing the art from that game :D.

A fast‑paced symphony of destruction where you are always outnumbered. Survival demands constant motion, sharp evasion, and smart arsenal management.

Shooting Things Incrementally is a twin-stick shooter merged with an incremental. Start from nothing and build yourself into an unstoppable force as you fight hordes of deadly foes and bosses at the edge of the galaxy.

Top-down science fiction space shooter game with story inserted into dark space of universe.

Cosmic Drift is a singleplayer survivor-like rougelike game, in Cosmic Rift, you can use weapons and modules to build your own spaceship, defeat enemies, and each item determines your development. choose to upgrade, load weapons, and crush the enemies!

Sci-fi 2D shooter platformer combining the control of a human character and an armored vehicle on the surface of a planet filled with robots and immortal local inhabitants

Gravity Slugger is an arcade-style wave defense game where you use gravity and orbital mechanics to fling projectiles at attacking enemy spaceships. Dodge enemies, gather salvage, and upgrade your skills with chaotic and deadly abilities in this physics-based 2D game.

Your gun is your engine. Recoil is movement; firing opens a vacuum that pulls in mass-bearing shards and yanks your heading. A full XP bar stops time: rewrite one physics law, or abstain to vent heat and heal 1 HP. Seven chambers, 15-30 minutes.

Pilot an A.C.E combat craft in a incremental retro styled sci-fi shoot 'em up where every run earns data shards, unlocks upgrades via 7 skill trees, fight bosses, conquer 100 prestige levels and push deeper into a war against the Worms invading the colony.

AREA WARS™ is a fast-paced 2D omnidirectional shooter where you battle enemies from every direction in a constantly changing enclosed area. Defeated enemies trigger chain explosions that engulf nearby foes and boost your score multiplier. Built for short, repeatable runs with score-focused gameplay.

A trip through slipspace gone awry. Shoot and evade waves of attackers for your freedom in this twin-stick shooter micro-game!

A neon bullet-hell where the swarm is alive. Outlast escalating waves with pure movement — no cover, nowhere to hide. Just geometry, reflexes, and the void between enemies.

Incraiders is an active incremental game where you get energy from fallen Invaders to become a cross-dimensional guardian of the cosmos.

Your enemies are your weapons. Usurper puts a fresh spin on incremental space shooters. Take control of enemy ships and their firepower, grow stronger through combat and research, master new forms, and use your enemies' power against them. Ultimately, seize the Sovereign's power.

A retro space shoot 'em up with pixel art graphics, unique enemies, tough angry bosses, and a killer soundtrack. You are among the first pilots to arrive in the system to mount the counteroffensive against the aggressors. Get out there and show these aliens the price for messing with The Alliance!

This is a retro space shooting game, where you only fight against the strongest enemy. There are 15 unique bosses in the game, and players need to use different weapons and strategies to defeat them. Dedicated to you who are both challengers and retro game lovers.

One prisoner. One hit kills you. Fight through 30 sectors of a space prison ship in a top-down roguelike shooter where every bullet can end your run. Reflexes, precision and dash — or die trying.

A 3-map, unearthly difficult bullet-hell challenge. Control a mysterious alien, dodge relentless fire, and abduct bouncing cows from angry butchers before your energy runs out. Can you rescue the herd and escape the farm alive?

Pilot your ship through the Void in 'Void Reaper'. Face diverse enemies, upgrade your ship, and battle bosses to reach the End Boss in this action-packed void odyssey. Can you destroy the Void and save the world?

This is a rogue-like top-down shooter where you control a spaceship that is sent out to explore the caves on the Moon. Once you enter the caves, you find out that there are enemies. It is up to you to survive against them while also trying to find the path down to the next level of the caves.

Starforge Incremental is an action packed bullet-hell with fast paced combat. The players goal is to explore planets for resources and upgrade your ship using the massive skilltree.

A universe is dying — and you are its last spark. Blast through procedurally generated constellations in this fast neon action roguelite. Claim powers from fallen enemies, defeat the Guardians, and carry your heritage into every new run.

Defeat bosses in this bullet hell with unique characters and silly stories. Will you be able to escape the clutches of a contract you signed for the purchase of a yogurt maker?

This is an interesting shooting game. You need to use a variety of weapons to attack the enemy and survive.

Pilot a fragile craft through the lethal gas fields of B05418. Dodge gas flows, lightning, falling rocks, and alien hunters while managing fuel, collecting emergency refuels, and chasing a higher score.

Classic 80s inspired shooter

Pilot a breach rig into hostile corporate infrastructure. Mine the firewall, crack daemon cores, extract your haul, and buy permanent upgrades between sorties.