Aliens Games
Discover 3993 aliens-tagged games on Steam. Find the best games with this tag.
Games with Aliens
Explore 3993 games tagged with aliens
0Space Nature Attack Tower Defense
Space Nature Attack TD is a tower defense where you can level up and customize tower stats and elements to your liking! Fend off various types of alien creatures across many different sci-fi planet themed maps, biomes, and difficulties!
0Melting Encyclopedia
Interactive 3d encyclopedia of alien dimensions
0UFO Taxi
Stranded on a futuristic Earth, you and your alien pals need cash to get home! Explore a vibrant 2.5D world, go on taxi missions or assist humans and UFOs alike in this casual platformer. Can you hustle your way to a stellar escape?
0The Greys: Human Abductions
In The Greys: Human Abductions, you discover top-secret documents and unsettling alien evidence. As you explore, encounter strange noises, bizarre events, and the chilling possibility of abduction. Will you uncover the truth or become the next victim?
0Stellar Stables
In Stellar Stables, you are an intergalactic alien-horse farmer, making your way through point and click puzzles and intriguing mini games to obtain horses and food for them. Watch as your Horse Happiness Meter grows and your stables fill up with all kinds of unique and lovable creatures!
0ScaleBox
A sokoban-like game that you and the boxes may occupy more than one grid. You can push boxes as long as their total size does not exceed your own. With portal you can get bigger, smaller, or... make some more imaginative moves.
0The Pale Deep
Discover how to defend against Neptune’s hostile ecosystem. The inhabitants’ weaknesses are unique for every player and no amount of former knowledge will help you. See how far you can make it into the depths, before your equipment, or your knowledge fails you.
0Alien Morgue
You're an alien pathologist. Search for alien physiology in the Database and dissect bodies to figure out what caused death. Find correct IDs by deceased's features and occupation. Discover weird stuff inside bodies and decide what to do with it. Follow protocols or personal request? Choices matter!
0The SeethingSwarm Collection
A curated anthology of classic Flash games by SeethingSwarm. Play 25+ games from the golden age of the web — preserved just as they were, with fullscreen support (F11) — all launched through a console-style retro menu.
0Planetary Settlers
Planetary Settlers is a family friendly game with real benefits! Learn about the solar system as you play. Experience realistic gravity as you control Blue 42 on each planet, completing mini games, uncovering secrets, solving puzzles, and completing quizzes to enhance your abilities!
0Killer Dog
Killer Dog is an action platformer with nice pixel-art graphics.
0Randomlands
An action-packed shooter where you always need to be on the move. Pick your gun from hundreds of randomly generated options, make your enemies explode, and try to bring down that UFO!
0Saturn Quest: Blast Effect
Saturn Quest: Blast Effect is a story-driven action adventure game set in the human-less galaxy far far away. Fly, climb, shoot, explore the world and fight the giant bosses in this 8 Bit style Space Opera, full of drama and epic.
0Parkalien: a ludo in the space
A ludo in the space, in which you play with aliens? What more you can ask for?
0Video Realms
Short sci-fi stories for Windows PC
0NARGUL - Humans are among us
Play in VR as a jovial but amnesiac alien. Explore the environment and interact freely with the people. Solve objectives, fight and cross the courses to find the ultimate truth.
0Star Fighter
Start Fighter is an arcade game about the battle of spaceships. Explore the space station, shoot down enemy ships with heavy laser cannons, and control a maneuverable battle starship or a giant cruiser.
0Zombaliens
Kill aliens in creative ways in this wacky retro FPS featuring non linear, highly interactive maps. Zombaliens blends retro FPS with immersive sim, letting you use anything in your environment against your enemies, while retaining the speed and simplicity of a retro FPS.
0Hyper Frenzy
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.
0C.A.P.S. - Cyber Animal Planet Survival
A top-down shooter, where in a post-apocalyptic world called Eltopia, our surviving heroes must save the world by facing terrible enemies that mutated in the collapse. Explore a world full of challenges, collect rewards and defeat bosses on your way.