Games like Expansion
If Expansion is your kind of game, the closest matches are Mars Horizon 2: The Search for Life, Starpoint Gemini Warlords and Space Tyrant — picked from the ranked list below. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.
Get personalized picks →About Expansion: A strategy game about space (location) in space (cosmic). Colonise the galaxy with a thousand clicks of a mouse. Winner of DreamHack Austin Jam!

Players who liked Expansion also play
Steam players who put hours into Expansion also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.
Mars Horizon 2: The Search for Life
WHY THIS
Top pick for Expansion fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Expansion.
Lead your space agency in The Search for Life in this authentic strategy simulation game. Investigate the solar system and collect evidence of life. Manage base building, rocket designing, launches, and mission planning to Mars and beyond, leading the way in the future of space exploration.
Starpoint Gemini Warlords
WHY THIS
Second-strongest match for Expansion fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Expansion.
Strategy from the front lines! Starpoint Gemini Warlords combines 3rd person capital spaceship combat with 4X strategy and RPG gameplay elements. Build mighty war fleets and send them into battle or lead them into combat yourself. Become the Warlord and conquer the Gemini system!
Space Tyrant
WHY THIS
Third-strongest match for Expansion fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Expansion.
Terrorize the galaxy for fun and profit! Space Tyrant is a surprisingly deep beer & pretzels strategy game set in a darkly humorous future. Build a mighty space force, disintegrate peaceful aliens, and rule irresponsibly on your relentless march to total domination.
Galactic Civilizations® I: Ultimate Edition
WHY THIS
Ranked #4 for Expansion fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Expansion.
Galactic Civilizations is a space based strategy game in which you are in control of humanity's destiny.
X3: Reunion
WHY THIS
Ranked #5 for Expansion fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Expansion.
X3: Reunion continues the epic space saga, blending deep space trading and intense real-time combat. Explore a vast universe, establish your empire, and shape the new frontier. With enhanced graphics and intricate economies, it's a journey of strategy, simulation, and interstellar intrigue.
The Last Federation
WHY THIS
Ranked #6 for Expansion fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Expansion.
From the creators of AI War: Fleet Command comes an all-new grand strategy title with turn-based tactical combat, set in a deep simulation of an entire solar system and its billions of inhabitants. You are the last of a murdered race, determined to unify or destroy the 8 others.
Gemini Wars
WHY THIS
Ranked #7 for Expansion fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Expansion.
Take control of a fleet commander returned from exile, rise through the ranks of the United Space Federation forces and join an epic war across the stars.
Battlestar Galactica Deadlock
WHY THIS
Ranked #8 for Expansion fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Expansion.
In Battlestar Galactica Deadlock™ you’ll take command of the Colonial Fleet in defense of the Twelve Colonies during the First Cylon War. Lead many different types of ships in this 3D tactical game. Every decision counts, your strategy will be vital – can you ensure mankind’s survival?
Cheaper alternatives
Games in the same vein priced at least 40% below Expansion at current Steam store prices.
aMAZE Classic
WHY THIS
Priced ~44% under Expansion on Steam right now. Shares Strategy with Expansion.
aMAZE Classic is a straightforward and surprisingly - difficult celebration of the simple beauty of the maze with abstraction art and calm soundtrack.
aMAZE Dark Times
WHY THIS
Priced ~44% under Expansion on Steam right now. Shares Strategy with Expansion.
aMAZE Dark Times is a straightforward and surprisingly-difficult celebration of the simple beauty of the maze with cool soundtrack and timer!
Pair Of Stamps
WHY THIS
Priced ~51% under Expansion on Steam right now. Shares Strategy with Expansion.
This fun find-a-pair puzzle game will help improve your attention and memory, making you smile and sometimes think, both the kid and the bearded guy.
Magic of Autumn
WHY THIS
Priced ~49% under Expansion on Steam right now. Shares Strategy with Expansion.
Magic of Autumn is a unique card puzzle game. Explore a magical island, turn the environment into cards, build decks to overcome card battles, and get your soul back.
Ninja Stealth 5
WHY THIS
Priced ~51% under Expansion on Steam right now. Shares Strategy with Expansion.
Here we go again.
Tractor Cargo Driving Simulator
WHY THIS
Priced ~44% under Expansion on Steam right now. Shares Strategy with Expansion.
Amazing Tractor Cargo Driving Simulator is for you where you will Drive Tractor to Deliver Cargo on Hills and Mountains. You might played many tractor farming games but this Tractor Cargo Driving Simulator game is an Ultimate test of cargo Tractors Driving Skills.
Chocolate makes you happy 6
WHY THIS
Priced ~44% under Expansion on Steam right now. Shares Strategy with Expansion.
Casual colorful physical puzzle with sweets, jumpers, teleports, accelerators, reverse gravity, traps, treadmills and explosions.
Free alternatives
Free-to-play games that recommended players of this title also tend to enjoy.
Ultimate Custom Night
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it.
Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!
Bongo Cat
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it.
Bongo cat needs your help. Bongo cat needz more hatz!!! Every time you press a key, Bongo cat will punch your taskbar. Type, click, play, work to collect more points. Which hats will you find?
NGU IDLE
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it.
NGU Idle is a Free To Play Idle game that's full of weird humor, tons of upgrades and hundreds of hours of content! Try out NGU Idle today and experience the joy of Numbers Going Up!
Magic Archery
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it.
Train a commoner to become the greatest archer in this short incremental game! Increase your stats, gather wealth from quests, buy upgrades, and infuse your arrows with magic.
Landfall Archives
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Strategy with Expansion.
Break into the Landfall Archives to steal and play previously unreleased games, demos, interactive slide shows, and even an unreleased version of Totally Accurate Battle Simulator from 2017!
Epic Battle Fantasy 3
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it.
Epic Battle Fantasy 3 is a silly turn-based JRPG, full of useless NPCs, rabid cats, childish humor, unreasonably large weapons, anime boobs, and other nonsense. And it's totally free!
Aimlabs
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it.
Aimlabs is the aim trainer of choice for over 45 Million players, from beginners to esports pros. Our unique aim analysis optimizes your gameplay, targets your weaknesses & builds key skills for any FPS game! Time to warm up with our unlimited scenarios & rank up in-game!
AdVenture Capitalist
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it.
Welcome, eager young investor, to AdVenture Capitalist! Arguably the world's greatest Capitalism simulator!
Narrow it down
Head-to-head comparisons
More from Mykel Flynn
Other recommendable Steam games by Mykel Flynn, ranked by review count so the studio's hits land first.
Void Monsters: Spring City Tales
WHY THIS
Another title from Mykel Flynn, the studio behind Expansion. Shares Strategy with Expansion.
Avenge your parents' death by becoming the greatest monster trainer of all time!
Fantasy Hero Manager
WHY THIS
Another title from Mykel Flynn, the studio behind Expansion. Shares Strategy with Expansion.
Recruit and manage a party of self-aware heroes in a quest to find the legendary land of Vrool and the Fountain of Eternal youth!
Gods of Havoc: Into the Void
WHY THIS
Another title from Mykel Flynn, the studio behind Expansion. Shares Strategy with Expansion.
Gods of Havoc heralds a return to the classic God-Game: watch as your worshippers spread across the galaxy; guide their destiny through dreams; shape their worlds with magic; destroy their enemies with devastating spells; and manipulate space for their advantage! An intense and cunning strategy game. Part of the 'Gods of Havoc' Trilogy!
Void Monsters 2: The Blight
WHY THIS
Another title from Mykel Flynn, the studio behind Expansion.
Summon and train hundreds of unique monsters, and build a party strong enough to turn back The Blight.
Frequently asked about Expansion
- How much does Expansion cost?
- Expansion is listed on Steam at 0.99 USD (current store price; Steam sales may reduce this temporarily).
- What games are most similar to Expansion?
- Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Expansion are Mars Horizon 2: The Search for Life, Starpoint Gemini Warlords, Space Tyrant.
- Who developed Expansion?
- Expansion was developed by Mykel Flynn.
imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Expansion.
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