Top similar games like Spectrum Forces:

Pewt 'em Up! is a retro inspired arcade space shoot 'em up with lots of upgrades, achievements, extras and more.

It is the year 2127, the closing of the great war is upon us. You purchase a starship to explore regions unknown and to extract untold riches from distant galaxies. Pirates and bloodthirsty alien beings wander the universe. It is a gritty and nasty period. Bravely go forth and seek your fortune!

Cross the universe, shoot aliens, upgrade your weapons and face powerful bosses with AB in this retro inspired lateral shoot 'em up to save the world. Adventure into Campaign Mode or face the never-ending waves of Endless Mode with suitable challenges for all skill levels.

The Japanese just love their famous German-inspired Baumkuchen cakes, and hungry invaders from across the universe have discovered these delicious treats too! Are you up to the challenge of protecting the precious desserts from waves of alien attacks? Save the cakes!!

With the power of gravity manipulation and bubblegum, the Bubblegum Bandit wreaks havoc and takes revenge! Steal from evil robots and blow up their ships!

Join Emme the dog as she battles block invaders in this puzzle action game. Defeat all kinds of unpredictable blocks across hundreds of levels.

Blast aliens to pieces and start a rebellion in this fast paced pixel art top down shooter where sprinting kills.

A shoot'em'up game for up to 4 players that combines advanced RPG advancement elements with pure space shooter action, 20 unlockable weapons & 4 heroes with varied strengths in their 10 primary stats, along with each ship's 10 aspects, add a huge variety of choices for all gamers.

Starshot is a difficult space shoot-em-up with rogue-like elements and randomly generated levels. Will you be able to upgrade your ship and pilot it to safety, or be destroyed in your search for stardust inside the automated production facility?

A SUPER REALISTIC (ahem..) alien sniper simulator! Use your super quick reaction skills to outwit the alien blighters and snipe your way to victory!

Code Arcturus is a retro inspired arcade-style action platformer, with aliens, robots, spikes, explosions, and lots of coins. Blast your way through levels, compete for the fastest times on the leaderboards in Speedrun mode, or put your skills to the ultimate test in Nerfed mode

A sci-fi wave-based shooter with roguelite elements. Collect powerful upgrades and unique combinations to wipe out hordes of bloodthirsty creatures and make your way into the Abyss.

Pew Pew Pew, KaBOOM! is a challenging old school arcade game filled with action! Unlock new costumes and enjoy the awesome Chiptune OST as you reach new highscores!

Shoot through storms of weird and funny creatures, jump between planets by switching gravity, and relive the childhood fun of your very first arcade shooters - alone or with a friend in co-op!

Can "Super Meteor" save the universe from the space debris created by the development of space by the people of Earth?

Skillfully pilot the Graceful Explosion Machine, a fighter ship armed with a ludicrously overpowered quad-weapon array! Lost in deep space, you'll shoot, dash and combo your way through jewel-hued uncharted planets, fighting an alien armada to find a way home.

Simple remake of Space Invaders adding destructions and physics

In Waifu Space Conquest you can play a nostalgic arcade game. Conquer all the space to pass the level. Confine the aliens in your claimed space to kill them.

Choose your spaceship and defeat the alien threat that comes from the Moon. Blast your way crushing, ripping apart and exploding hostile aliens that are taking control of powerful weapons and military technology from Earth. Find the entity that controls the threat and make it explode into blood.

ZPF is a retro-inspired horizontal shooter for the Sega Genesis/Mega Drive. Blast your way through a cosmic gauntlet of epic boss battles, addictive scoring, and hidden secrets in a thrilling arcade-style adventure through fantasy, sci-fi, and alien-themed worlds.

Work together with your friends in this stressful 4-player couch co-op game as you defend against hordes of enemies trying to destroy your base. Manage both your time and your resources in an effort to balance all the needs of your base. Are you and your friends up for the task?

SpaceDRG is a high-octane, motion sickness inducing action game featuring cute pixel art graphics. Fight against the letters D, R & G in a space themed 1980s retro arcade environment.

A vertical arcade shoot'em up with an inventive teleport system, lots of fast-blazing action and explosions, tons of boss fights, a risk/reward based score system and a proper challenge for both veteran and new players of the genre.

A fantasy bullet hell on a strange, familiar planet. Fight the living and the dead as you figure out what's causing all this energy in the air! Play as a troupe of living puppets, curious immortal children, or a demon, and be sure to scan enemies to unlock journal pages on the way!

Bad Chicken is a retro styled sideway scrolling shoot-em-up inspired by the retro classics. It takes place in 8 locations in the Ferus system, each one with different challenges, and dangers.

A combination of Breakout, Shoot Em Up, and Baseball, Aliens Go Home Run puts you in the shoes of a young baseball player versus a horde of invading aliens. Play ball!

Race through caverns while blasting away enemies and terrain to reach the depths of Mars in this reimagining of the 1981 classic.

Slash through enemies with the Sun Blade, the most powerful weapon in Shmup's history! Overwhelm hordes of enemies with flashy on-screen effects in this super-aggressive vertical scrolling shump!

2D pixel art platform game in which you are in charge of eliminating alien enemies that try to conquer your planet.

Travel through an unknown alien world, collecting new weapons to fight alien monsters and upgrading the Time Tank to withstand hordes of unknown monsters.

A sci-fi shoot'em'up game with heavy focus on upgrades experimentation, featuring two unlikely heroes that must work perfectly together, despite their share of secrets, to surpass their limits and succeed in eliminating a threat that might destroy both Earth and Andraxia if left unchecked.

Defeat enemies and get parts! Build your own spaceship!

Back with new weapons, new enemies, and with more circuits to break than ever! Destroy millions of robots in this free-to-play shooter with up to 6 players.

Twilight Manor: Roguelite FPS is a bloody and brutal shooter game that features beautiful cutscenes, jaw-dropping map design and an upgrade system you can carry over into Newgame+! Uncover the secret behind the mansion as you battle through bosses and enemies with a wide arsenal of weapons

Super Forklift 3000 is an arcade space shooter with a twist: you drive a forklift that carries and shoots up to three boxes. Defeat enemies and bosses while managing your different box types. Be careful not to run out of ammo!

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.