Top similar games like Solo Defender:

Physics-based space combat where every battle escalates into chaos. Destroy ships, star bases, and hyperspace carriers before they overwhelm you.

Join Captain Rijk as he attempts to escape from the clutches of one of the most villainous species in the galaxy. Help to uncover the horrors that are being carried out on the fringes of the civilised galaxy and become the divine being prophesised to inspire an uprising and destroy The Domain.

A 2D, top-down shoot'em up with simulation elements, deeply reminiscent of those vector games from the 80s. Blast your way trough space, enemies and mystery. Upgrade your drones. Endure your mothership's AI cynical attitude and survive the most realistic shoot'em up ever!

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

Orbital Command is about controlling planet based weapon systems to defend your planets from large asteroids and hostile invaders. Will you be able to complete the Dyson Sphere, or will your planets end up barren husks?

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.

The origin story of a famous roidgrinder. It's an incremental space mining game where you interact with the ship's systems through a state-of-the-art terminal interface. Crossbreed of 2D arcade, lightweight simulation and some idler elements. Note: KEYBOARD REQUIRED.

Engage in an intense space shooter that you can play in single-player or multiplayer with up to 6 players. Play a variety of different spaceships, each with their own unique stats, components, and playstyles!

Repel the humans! Safeguard the future of all alienkind! Fueled by a large selection of quirky upgrades and power-ups, strengthen the alien alliance to destroy Humanity's Last Hope in this fast-paced retro action-arcade shooter with roguelite and tower defense elements.

Cosmoscope is a top down twin stick shooter with a twist. The game combines the frantic action of classic space shooters with unique kaleidoscope inspired gameplay. Tasked with defending Humanity against a mysterious alien race, you will need to use both firepower and your quick wits to survive.

Crossfire II is an Retro / Arcade / Top-Down Shooter, originally released in 2002 for the AMIGA. The main part of the game is a classic, fast paced, single player story campaign. Fly different space ships and fight, to save the universe as you know it. Also you get a survival and a local PvP mode.

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.

Grab the fate of all life in your hands. Blast your way through the cosmos, destroying monstrous cosmic beasts and the space cultists summoning them, on your path to stopping your mother from unleashing the chaos realm upon the universe, in this sci-fi cosmic horror bullet-hell, STARR RINGER.

Stellar Space is a new take on a classic arcade game with a modern, rogue-like, form for new players to enjoy!

A twin stick shooter without the twin stick, Gunlocked is a sci-fi action roguelike about careful positioning and upgrade selection. Manage unique targeting systems across multiple weapons and upgrades, as you battle legions of alien ships, and then do it all over again!

You were chosen for the Planet Keeper Program. Defend the planet in this retro-inspired incremental game. Upgrade our defenses, destroy our enemies, ensure our future.

Solitarius is a 2D top-down wave shooter set in a sci-fi space environment. It is a free minigame that contains six different levels, eight different enemies and nine different weapons. Instead of surviving as long as possible you have to make it through each level.

Chaotic boss-rush, bullet-hell-y, twin-stick arena shooter mayhem! Dynamically changing arena forces you to be vigilant: Watch the bullets, watch the walls!

Retro pixel-art top-down space shooter. Battle waves of alien invaders across world landmarks, upgrade your ship, collect power-ups, tackle events & missions, defeat epic bosses, and chase high scores.

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.

The Rush is a horizontally scrolling shoot 'em up with graphics inspired by classic space shooters of the MSX. Buckle up and see if you have what it takes to master the highly adaptive Chameleon Quartz space fighter and single-handedly obliterate the alien invaders!

SPACEMAN is a short, nostalgic, retro Shoot-Em-Up

Rude aliens have arrived to sample Earth's legendary all-you-can-eat buffet, and they're sending a smorgasboarding party down to YOUR dining room. Can you assemble and deliver their plates of food before the aliens wreck the restaurant?

Roguelike missile command. Survive as long as you can aboard the Ark, humanity's last hope, in a hostile galaxy.

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

Destroy Aliens, earn Stars, upgrade EVERYTHING. Blast enemies, power up your ship, unlock stronger aliens, and watch your Stars soar.

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

After being abducted by a maniacal cyberbot, you must fight your way through a hundred levels of nebulous arenas in your spacecraft to escape. A mouse-controlled, 1366 x 768 indie-game adventure. Prepare to face turrets, mines, asteroids and mechanical krabs intent on thwarting your escape!

Hyper Frenzy is a free arena-styled singleplayer 2D space shooter using top-down perspective. Fight in different modes against bots, collect various items and use one of the plenty weapons to defeat your opponents. Create your own maps and gametypes.

Shape the void with the power of your cursor! A Void Shaper is an arcade game about avoiding shapes and killing them, while you collect upgrades. Unlock new enemy shapes and upgrades as you progress through the game and complete your collection.

An arcade-style 2D top-down space shooter. Blow up space rocks and space pirates for as long as you can. You'll also need to maximize a delicately-balanced economy of resources. Keep trying to out-do yourself! Five boss ships will break in at various points to make life difficult.

Super Real Darwin is a fast-paced, vertical scrolling shoot-em-up that rewards skill and persistence – a cult classic for the retro shmup fan. Take control of a fighter ship capable of mutating into different shapes as it evolves while fighting off enemy invaders.

Defend Terra against the onslaught of hostile invaders in this 2D top-down space shooter. Upgrade and empower your ship's different systems to stand a chance against the growing threat. If you fall, Terra falls, and the rest of the galaxy will soon follow.

You're in a stolen ship, your turret is stuck in one position, and you have the entire Galactic Federation breathing down your neck. An 80's styled shmup that has you shooting and running from the law across fifty nail-biting stages. Can you beat the odds... and your high score?

A sleep-deprived scientist must use a broken cleaning robot to contain a biological outbreak he accidentally caused before his wife returns and discovers the chaos.

Master a modular arsenal and survive a biomechanical nightmare in this intense cinematic shmup. Face grotesque aberrations, unlock achievements, and conquer the hardcore mode. 7 complete levels with its own epic boss and weapons!