Top similar games like What's Outside:

Fight against enemy robots!

"Astro Wings: Space War" is a retro style, exciting and authentic bullet hell, space shooting game.This game brings you the thrill, urgency and fantastic experience of an authentic arcade shooting game.

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!!

A semi-procedural shoot-'em-up that will test your skills. Level up your ship, unlock amazing weapons, and defeat 5 formidable bosses. Challenge the infinite by facing real-time waves of enemies after completing all missions. Become the intergalactic hero now!

Unleash the fury of giant capital ship combat and conquer the stars!

Shoot your way through a thrilling action adventure of 120 waves in 4 different game modes while fighting against waves of enemies and 12 extreme bosses. Save the world from The General by yourself or with a friend locally and play 10 different Challenges.

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!

A modern spin on an old classic! Asteroids Millennium provides exciting new game play without departing from the feel of its predecessors. Collect power-ups, dodge threats, and blast away at asteroids and enemies alike in this survival game that is truly fun to play.

A fast-paced addicting space shooter with an inspiration taken from many modern games. A project I have been passionately working solo for 2 years+!

Gun your way towards survival in this action arcade adventure! Use your fuel supply to find upgrades to your ship and collect more fuel to keep progressing against harder and harder foes! Classic arcade action with a unique control scheme to pilot your ship.

Xentron Attack is a multi-directional shooter. The evil alien forces called Xentron have invaded your galaxy and spreading dangerous meteors and missiles in the space. Fight with smart enemies who calculates your movements. Turn your ship precisely and use the borderless space wisely.

A throwback to the classic quarter eating arcade games of the 80's. Bit Blaster XL is a retro styled, addictive, and fast paced arcade shoot 'em up! (shmup).

Nuclear Assault is a Shoot 'em Up with all the essence of Arcades in the 90s! Equip new cannons, collect different Power-Ups, defeat the 4 Robot Kings and earn new scores! But most importantly... Shoot, shoot and don't stop shooting!

Space Strider is a 2D Sidescroller Shoot 'em up with Roguelite elements, where you beat hordes of enemies and defeat unique bosses. Unlock, upgrade and level up your Spaceships to become the ultimate Space Strider!

Shoot different types of spaceships while avoiding getting shot yourself. Kill 10 minutes at a time with this affordable colourful timewaster.

Classic Asteroids® updated with modern gameplay and perfected controls. Explore hazardous environments and sneak around asteroids to surprise attack giant bosses. Upgrade your ship to use additional power-ups. Single player or fight with up to 3 friends with intense local coop.

Space Waver is an action-adventure-shooter space game, with a strong bind to comics. Become a space mercenary and experience his life through multiple contracts.

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.

Destroy enemies, bosses and everything you see ahead!! Get crystals to buy better starships and get stronger. Have fun in three different game modes.

A throwback to the classic arcade games of the 80s. Space Smash is a retro styled, addictive, and fast paced arcade shoot 'em up!! (shmup).

A shmup without shooting. Reflect the bullets with one of your two shields. Bite-sized arcade action. Cover humankind's retreat and make it count.

Welcome to an epic world of endless carnage, where you battle alien foes at lightning fast speeds, and engage in mind meltingly epic boss battles. Immerse yourself in a beautifully hand crafted world, with visually stunning top down graphics and unlimited action packed levels.

ROAD DOOM is an arcade bullet-hell with a cheesy story. On a quest to defeat the four horsemen, blast your way through evil beings with skills of immense power. Unleash your wrath!

Cycle 28 is a classic arcade space combat game where you have six minutes to beat your high-score. Simple controls, powerful upgrades, and intense dogfights. Perfect for when you just need to switch off and shoot something. See you on the scoreboard!

Destroy the deadly bouncing orbs for the highest score in this Pang meets Asteroids arcade blaster.

Show off your skills & reflexes in this frantic gallery shooter action arcade, filled with bullets, bots and explosions! You play as Erin Saver, carrying out her personal vendetta against the criminal Wildbots.

This is bullet hell , bullet curtain and manic shooter 2D Game! Destroy enemies coming from all directions. It is a personal production game of high-vision visuals and music.

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

Grav Blazer is an arcade space shooter with a focus on fast paced action. Skill based firing mechanics, rotational controlled power attacks, increasing level difficulty, and endless procedurally generated levels are some of the features players will experience.

Frantic vertically scrolling arcade shoot'em up (shmup).

Cyberscape is a top down round based action game with some rougelike elements. Play as different heroes with unique abilities and fight against the evil robot army. Level up and complete achievements to unlock new items and fight your way through different locations.

Space Elite Force II is a frenetic space-shooter with weapon customization and insane bosses battles. Embark in your ship and fight for the survival of the human race!

High Speed Cataclysm is the most advanced and frenetic 2D action shooter where you will have to destroy thousands of enemies in order to save the galaxy.

The humanity succumbed against the power of a aliens intergalactic empire, but managed to organize and establish a resistance army. Join the rebellious seekers of peace and help them defeat the evil that haunts the Earth.

In an alternative reality where putin have been ruling russia for thoudsands of year. Democratic alien in space are trying to spread fake propaganda to the people and make them betray their great king.As the last heir to the throne of a great reign, have to do what is right and smite their ass.

Start off as a weak ship with a simple attack and fight through waves of enemies, earning currency in order to purchase upgrades for your ship. The never ending waves of enemies grow in number, power, and variety as you progress. Purchase upgrades to keep pace with them.