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Strategy

Focusing on tactical decision-making, resource management, and long-term planning to achieve victory. Often involving elements like building, defending, and conquering within a structured set of rules and objectives.

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Aliens

Featuring extraterrestrial beings, these games often explore themes of space travel, alien invasions, or interstellar diplomacy. Encounter mysterious life forms, defend against alien threats, or uncover the secrets of the cosmos in these otherworldly adventures.

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Top rated free Strategy
tagged Aliens (79 results)

79 results

Explore Strategy games tagged Aliens on itch.io · Upload your games to itch.io to have them show up here.

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Orbital Defense Program
An orbital tower defense game with roguelite elements.
CyreneGames
Rated 4.6 out of 5 stars
(30 total ratings)
Strategy
Play in browser
Space Expand - 4X Multiplayer
Take control and expand your empire through different constellations in this minimalist 4X strategy game
Fahust
Rated 5.0 out of 5 stars
(5 total ratings)
Strategy
Space Defender
An action- packed, sci-fi tower defense game.
nikthegreat2020
Rated 5.0 out of 5 stars
(3 total ratings)
Strategy
Play in browser
Spacewalk Empire
Forge paths, fight aliens, settle colonies!
Fabian Fischer
Rated 5.0 out of 5 stars
(3 total ratings)
Strategy
Play in browser
TerraStrike
Lead squad of Tanks and wipe out Alien Infestation to reclaim Earth back to human kind.
Bonsai-Games
Rated 5.0 out of 5 stars
(3 total ratings)
Strategy
Play in browser
UFO Airlines
A simulation/strategy game inspired by "Mini Metro" and "Railroad Tycoon"
JK5000
Rated 5.0 out of 5 stars
(3 total ratings)
Strategy
rymdhulken
In space no one can hear you scream at a PICO-8 squad tactics roguelike
spoike
Rated 3.8 out of 5 stars
(6 total ratings)
Strategy
Play in browser
Alien Empire
Compete for resources in a crowded galaxy!
Zebbeni
Rated 3.8 out of 5 stars
(6 total ratings)
Strategy
Play in browser
Space Crafter
A game about crafting ships to fight the aliens.
Imperia Studios
Rated 4.0 out of 5 stars
(5 total ratings)
Strategy
Terra Centauri: Last Stand
Anime RTS Protect Terra from voracious parasites.
Ishmaru
Rated 4.3 out of 5 stars
(4 total ratings)
Strategy
Ovus Nova
DUPLICATE or DETONATE! A unique singleplayer strategy game.
Jonas Tyroller
Rated 4.7 out of 5 stars
(3 total ratings)
Strategy
Parenthood
A true to life simulation of raising a baby.
Lana Lux
Rated 4.7 out of 5 stars
(3 total ratings)
Strategy
Play in browser
Area Raiders
A unique tower-offense game, where you are trying to breach the government defenses and save the aliens!
GamexStudio
Rated 3.7 out of 5 stars
(6 total ratings)
Strategy
Play in browser
Reactor Defence
Small tower defence game.
Dene
Rated 3.8 out of 5 stars
(5 total ratings)
Strategy
Play in browser
Abducting Mjolnir
Help Grooby fix his ship using Thor's hammer
Jumpoy
Rated 4.3 out of 5 stars
(3 total ratings)
Puzzle
Play in browser
Slimie: board game like experience
Crazy mix of game "GO" and tic-tac-toe
Hoork
Rated 5.0 out of 5 stars
(2 total ratings)
Strategy
Play in browser
Zigmor
Sobreviva o máximo que conseguir !
GregorioFornetti
Rated 5.0 out of 5 stars
(2 total ratings)
Action
Play in browser
Project Spackle
Like a turn based Pac-Man in space
NitramiuZ
Rated 5.0 out of 5 stars
(2 total ratings)
Strategy
Play in browser
Invader TD
A tower defense game
Creativer Games Studio
Rated 5.0 out of 5 stars
(2 total ratings)
Strategy
Play in browser
Alien vs. Operator
Send your robot team commands to fight an alien infestation #7drl
xash
Rated 5.0 out of 5 stars
(2 total ratings)
Strategy
Play in browser
Geherse
F1rstContent
Rated 5.0 out of 5 stars
(2 total ratings)
Strategy
The Last Humans
real-time strategy game with a twist
SvenRahn Games
Rated 4.5 out of 5 stars
(2 total ratings)
Strategy
Radioactive Memories
An impossible spacial love , fight against the difficulty of distance and radioactivity
NatMed
Rated 4.5 out of 5 stars
(2 total ratings)
Puzzle
Play in browser
RESCREW
Alien creatures invaded your ship during a security leak. And now every night one of your crew members dies!
Brainseed Factory
Rated 4.5 out of 5 stars
(2 total ratings)
Strategy
Gas Station Simulator
Work at da station yo
Lemonadey
Rated 4.5 out of 5 stars
(2 total ratings)
Strategy
Play in browser
Space Marines
Squad based roguelike. Stop an alien infested ship from reaching earth.
AdamAlexandr
Rated 4.5 out of 5 stars
(2 total ratings)
Strategy
Play in browser
Galacard Advance
The third installment in the Galacard series, featuring new extra modes.
Bipedal Studios
Rated 4.5 out of 5 stars
(2 total ratings)
Card Game
Play in browser
Life in Jar
Alien colony simulator
Simple Ghost
Rated 3.7 out of 5 stars
(3 total ratings)
Strategy
Alien Star Menace
A Comical Turn-Based Strategy Game in Deep Space
bdsowers
Rated 4.0 out of 5 stars
(2 total ratings)
Strategy
Play in browser
Space Hulk & Space Crusade remake
Turn based strategy game
Jarski
Rated 4.0 out of 5 stars
(2 total ratings)
Strategy
How i Conquered your Planet
The story of how you built the first city on Mars while politely asking the aliens to leave
Autentica
Rated 4.0 out of 5 stars
(2 total ratings)
Strategy
Smol Defense Alpha Demo
Fend off horders of enemies with turrets and stuff.
ｈｅｉｎｎ
Rated 4.0 out of 5 stars
(2 total ratings)
Strategy
Y2K Directive
Unique blend of real time strategy and an unfair survival wargame!
damoch
Rated 3.5 out of 5 stars
(2 total ratings)
Strategy
Play in browser
Towers vs Aliens
Build towers to fight aliens.
riverrobots
Rated 3.5 out of 5 stars
(2 total ratings)
Strategy
Play in browser
Ancient Misunderstanding
This resource management game finally reveals why the pyramids were built. Totally true.
s_marcell
Rated 3.5 out of 5 stars
(2 total ratings)
Strategy
Play in browser
DEREQUISITION
A VR alien-mummy resurrection escape room by the XR-Terrestrials
danny
Rated 5.0 out of 5 stars
(1 total ratings)
Strategy
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