Top similar games like Idle Asteroids:

Rogue Shapes is a fast-paced roguelike bullet hell where you battle waves of deadly shapes, level up, and choose powerful upgrades. Complete challenges to unlock new playable shapes, each with unique weapons. How long can you survive the chaos?

A fast-paced roguelike space shooter where every credit counts. Fight through dangerous sectors, upgrade your ship mid-battle, and convert your earnings into permanent power. Because when you die, you keep what matters.

Crush, smash, and eat thousands of enemies showing humanity what the meaning of destruction is! Kaiju Catastrophe is an arcade game with roguelite mechanics. Mutate devastating weapons, unlock permanent evolutions, and wreak havoc with a variety of monsters to tear humanity apart!

Unleash Mass Insect Extermination! Entomophobia is a casual Bullet Heaven with rogue-lite elements. Slay bugs, amass upgrades, and escalate your power against the swarms. Crush, upgrade, dominate – the insect reign ends with you!

ASTRO ACE is a retro-style addictive arcade space shooter. From the distant universe, an evil alien fleet is invading the solar system. You will have to ride a powerful spaceship and fight against endless waves of enemies.

Slay Goblins is an arena roguelite where you play a knight fighting off hordes of goblins. Choose from a variety of perks, weapons and items to create unique builds and defend your castle.

Irradiant Skies is an arcade roguelite blending brick-breaking and bullet-parrying combat. Reflect enemy attacks, chain powerful upgrades, and master unique ships as you ascend through waves of enemies.

A roguelite space shooter based around the classic arcade game. Shoot asteroids, ships, and take down the mothership in a multi-stage boss fight, avoiding lasers and explosions. Upgrade your ship during and after your run in this casual simple roguelite.

Bullet hell about destroying computers. Be the ultimate bug you ever wanted to be. Swarm those capacitors and break the boards! [THIS GAME IS STILL IN DEVELOPMENT]

Endless alien swarms. Zero mercy. Pilot 6 unique warships, stack weapons and passives into game-breaking builds, and duel colossal bosses in this space survivors bullet hell. Between runs, rebuild your mothership, hire crew and unlock forbidden alien tech. How long can you survive?

Nanokeeper is a short roguelite where your towers are your last line of defense. Add, attack, and conquer the arena!

Void Drift is a survival roguelike space shooter where you explore unque battlefields, evolve powerful weapons face relentless enemy swarms and take on bosses, adapt your strategy, and survive the chaos of the void!

A single-player arcade shooter where your bullets ricochet against enemies and walls. It's a bullet hell game too, if you shoot enough.

Survive the all-consuming darkness! Against Twilight is a casual game where your choices can make you stronger to finish off thousands of creatures that appear in the twilight.

Test the limits of bio-mechanical clone Model 137 a.k.a BIOTYPE in this free, endless bullet hell. Master the Biotype's patented tri-laser and push as far as you can. Will BIOTYPE prove it can make a difference in the fight against the enemy in the real world?

die listening to techno bangers.

Bouncers is a single player retro styled action game that has you avoiding enemies to climb the leaderboard. The bouncer will bounce around the screen in random directions and multiply over time, but more enemies for example the asteroid will appear.

Srogue is a snake roguelite where you play as a snake and defeat enemies in order to feast and grow. Unlock new ways to play by gaining experience and choosing items to alter your snake. The goal is to survive as long as possible.

Beyond the Field is a 2D pixel art top down shooter set in space, inspired on another classic game with asteroids, where the achievements you unlock along your gameplay contain lore about the current state of the world, with some even being required to unlock the final boss.

In this Bullet Hell shooter, the more enemies you shoot, the more enemies spawn! Keep moving so you don't get surrounded, and shoot enough enemies to clear each level.

Antivirus PROTOCOL is an incremental game about destroying viruses. Learn and adapt, collect data, upgrade yourself, and eliminate the Virus that has taken over the world.

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.

Dwarf Star: 16 bit inspired game where mercenary go shoot shoot on evil alien guys who were accidentally fabricated by the government. Top down space shooter with a mission based structure. However, you can do these missions in plenty of different orders with different amounts of upgrades.

Wellenfjord Danmaku Adventure is a 2D danmaku shooter bullet hell game, featuring minimalist arts and fast-pacing combat. Includes Campaign and Arcade.

Steel Alcimus is a top-down helicopter shooter. Complete various tasks with your ally aircraft; such as saving the carrier, taking down the buildings, carrying objects, etc.

Casual + Old-School + Roguelike = Novi Cube! Shoot dozens of projectiles at evil geometric shapes to finally satisfy that itch to kill geometric shapes that we all have since we had to calculate weird shapes and forms! Calculating areas of squares is boring! Novi Cube is fun²!

Bit Breaker is a short brick-breaking incremental bullet hell. Collect resources to upgrade your balls and fight back against the nodes taking over humanity.

Destroy hordes of strange machines that have invaded the forest. Yawnoc is a chaotic top-down shooter roguelite focused on immersion into the world of Conway's Game of Life and other cellular automata.

Breachwalk Survivor is a single-player game combines survivor genre with inventory management. Before sneaking into another dimension, it’s better to plan which weapons to craft and strategize the path. Stealing just one 'World Core' will save your world, but there’s still extra space in your bag...

DUCKLYTE is a top-down shooter with roguelite elements where you play as a constipated little duck trying to stay alive as long as possible in a randomly generated farm with progressively stronger enemies.

Oh no! Anxiety Bot has found himself in a meteor field! Try to help him survive as long as possible in this cozy, laid back arcade shooter. How long can you keep him safe?

PengPong is a bullet-hell roguelike where pinball meets gambling. Bounce your way through chaos and bet it all to survive.

BotNet is a 2D bullet hell roguelike where you play as malware trying to infect the world. Collect powerful items along the way, discover synergies, and make your virus unstoppable.

Bat Blitz is a fast paced, top down shooter, roguelike where you have to kill bats to stay alive as long as possible.

Hell's failed Eden must burn. As Lucifer's right hand, tear through endless hordes of grotesque mistakes. Grow stronger, spread fire, erase your master's shame.