Games like Horizon
If Horizon is your kind of game, the closest matches are The Last Federation, NationWar2:Chronicle and Interstellar Space: Genesis — picked from the ranked list below. Reviewers single out its atmospheric, challenging and contemplative. 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 Horizon: Horizon is a turn-based space strategy game of galactic exploration and conquest in which you are in control of humanity’s destiny. You will explore deep space, find new frontiers and discover alien artifacts hidden on long-abandoned planets.

Players who liked Horizon also play
Steam players who put hours into Horizon 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.
The Last Federation
WHY THIS
Shares an atmospheric mood with Horizon.
Top pick for Horizon fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Horizon.
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.
NationWar2:Chronicle
WHY THIS
Shares an atmospheric mood with Horizon.
Second-strongest match for Horizon fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Horizon.
NationWar 2.0 is a big strategy game based on the theme of the Spring and Autumn and Warring States period. There are more than 60 countries to choose from in the game. Map 1: 1 restores the mountainous landscapes and rivers of China.
Interstellar Space: Genesis
WHY THIS
Shares diplomacy and an atmospheric mood with Horizon.
Third-strongest match for Horizon fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Horizon.
Interstellar Space: Genesis is a turn-based space 4X strategy game in which you attempt to build a thriving galactic empire. Discover mysteries among the stars, colonize worlds, and engage enemies in tactical turn-based combat on your journey to becoming the ruler of the galaxy!
Sid Meier's Civilization®: Beyond Earth™
WHY THIS
Shares an atmospheric mood with Horizon.
Ranked #4 for Horizon fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Horizon.
Sid Meier’s Civilization: Beyond Earth is a new science-fiction-themed entry into the award winning Civilization series. As part of an expedition sent to find a home beyond Earth, lead your people into a new frontier, explore and colonize an alien planet and create a new civilization in space.
ZEPHON
WHY THIS
Shares an atmospheric mood with Horizon.
Ranked #5 for Horizon fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Horizon.
From the developers of Warhammer 40,000: Gladius, ZEPHON is a post-apocalyptic 4X strategy game built on Proxy’s unique tactical combat system. Guide survivors through a turbulent future, navigating unexpected disasters, eldritch horror and cyberpunk monstrosities. What will you do to survive?
Xenonauts 2
WHY THIS
Shares a challenging mood with Horizon.
Ranked #6 for Horizon fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with Horizon.
Wage a global war of resistance against an alien invasion. Command turn-based tactical battles, build a network of covert bases, directly control your fighter wings, and achieve strategic victory in a simulation of asymmetric warfare against a technologically superior foe.
Space Empires I
WHY THIS
Ranked #7 for Horizon fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Horizon.
Space Empires I is the first chapter of the Space Empires series. A classic galactic conquest and turn-based strategy video game where you are the leader of a race of intelligent beings building large spaceships for interplanetary and interstellar travel through warp points between star systems.
Breachway
WHY THIS
Shares an atmospheric mood with Horizon.
Ranked #8 for Horizon fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with Horizon.
Explore the galaxy in this deckbuilding, sci-fi roguelike where ship upgrades and crew management are key to your survival. Optimize resource generation, engage in intense turn-based battles, and take on ever-growing threats as you seek out The Signal.
Reviewers mention these as similar to Horizon
Surfaced from review text: when other players write 'if you liked X, try Y', we catch the name and resolve it back to a Steam game.
Stellaris
WHY THIS
Shares diplomacy and a challenging mood with Horizon.
Reviewers of Horizon cross-mention this title as a similar play. Shares Strategy and Simulation with Horizon.
Explore a galaxy full of wonders in this sci-fi grand strategy game from Paradox Development Studios. Interact with diverse alien races, discover strange new worlds with unexpected events and expand the reach of your empire. Each new adventure holds almost limitless possibilities.
Master of Orion
WHY THIS
Shares a nostalgic mood with Horizon.
Reviewers of Horizon cross-mention this title as a similar play. Shares Strategy with Horizon.
The ascendant spacefaring 4X strategy game returns! A new chapter in the epic Master of Orion saga is poised to once again capture the imaginations of millions of gamers.
Star Ruler 2
WHY THIS
Shares a contemplative mood with Horizon.
Reviewers of Horizon cross-mention this title as a similar play. Shares Strategy and Indie with Horizon.
Massive scale 4X-RTS set in space. Control hundreds of planets, manipulate galactic politics, research numerous advanced technologies, and command thousands of units and hundreds of planets in your quest for galactic dominance.
ENDLESS™ Space 2
WHY THIS
Shares an atmospheric mood with Horizon.
Reviewers of Horizon cross-mention this title as a similar play. Shares Strategy with Horizon.
ENDLESS™ Space 2 is a Strategic Space Opera, featuring the compelling “just one more turn” gameplay, set in the mysterious ENDLESS™ Universe. As the leader of your civilization, will you impose your vision and build the greatest stellar empire?
Master of Orion 2
WHY THIS
Shares a nostalgic mood with Horizon.
Reviewers of Horizon cross-mention this title as a similar play. Shares Strategy with Horizon.
Forge an empire in a universe where population growth is stripping away planetary resources. Colonize unknown planets and trade with other races for their knowledge.
Interstellar Space: Genesis
WHY THIS
Shares diplomacy and an atmospheric mood with Horizon.
Reviewers of Horizon cross-mention this title as a similar play. Shares Strategy and Indie with Horizon.
Interstellar Space: Genesis is a turn-based space 4X strategy game in which you attempt to build a thriving galactic empire. Discover mysteries among the stars, colonize worlds, and engage enemies in tactical turn-based combat on your journey to becoming the ruler of the galaxy!
Command & Conquer: Red Alert 3 - Uprising
WHY THIS
Shares a challenging mood with Horizon.
Reviewers of Horizon cross-mention this title as a similar play. Shares Strategy and Free To Play with Horizon.
Red Alert 3: Uprising features four new mini-campaigns, giving players a deeper dive into the storyline's of the Soviets, the Allies, the Empire of the Rising Sun and a unique campaign centered on the origins of everyone’s favorite psionic Japanese schoolgirl commando, Yuriko Omega.
Sins of a Solar Empire II
WHY THIS
Shares a challenging mood with Horizon.
Reviewers of Horizon cross-mention this title as a similar play. Shares Strategy and Simulation with Horizon.
Battle for galactic dominance in this real-time 4X strategy game with unrivaled scale! You’ll explore, expand, exploit, and exterminate through military force, diplomacy, trade, culture, influence, and other underhanded tactics.
Cheaper alternatives
Games in the same vein priced at least 40% below Horizon at current Steam store prices.
Garry's Mod
WHY THIS
Priced ~83% under Horizon on Steam right now. Shares Indie and Simulation with Horizon.
Garry's Mod is a physics sandbox. There aren't any predefined aims or goals. We give you the tools and leave you to play.
Stardew Valley
WHY THIS
Priced ~50% under Horizon on Steam right now. Shares Indie and Simulation with Horizon.
You've inherited your grandfather's old farm plot in Stardew Valley. Armed with hand-me-down tools and a few coins, you set out to begin your new life. Can you learn to live off the land and turn these overgrown fields into a thriving home?
Lethal Company
WHY THIS
Priced ~67% under Horizon on Steam right now. Shares Indie and Adventure with Horizon.
A co-op horror about scavenging at abandoned moons to sell scrap to the Company.
Bloons TD 6
WHY THIS
Priced ~53% under Horizon on Steam right now. Shares Strategy with Horizon.
The Bloons are back and better than ever! Get ready for a massive 3D tower defense game designed to give you hours and hours of the best strategy gaming available.
Hollow Knight
WHY THIS
Priced ~50% under Horizon on Steam right now. Shares Indie and Adventure with Horizon.
Forge your own path in Hollow Knight! An epic action adventure through a vast ruined kingdom of insects and heroes. Explore twisting caverns, battle tainted creatures and befriend bizarre bugs, all in a classic, hand-drawn 2D style.
People Playground
WHY THIS
Priced ~67% under Horizon on Steam right now. Shares Indie and Simulation with Horizon.
Shoot, stab, burn, poison, tear, vaporise, or crush ragdolls in a large open space.
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. Shares Indie and Free To Play with Horizon.
Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!
NGU IDLE
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Horizon.
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!
Grimm's Hollow
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Horizon.
A spooky, freeware RPG where you search the afterlife for your brother. Reap ghosts with your scythe, explore haunted caves, and eat ghostly treats on your journey through death.
The Lab
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Free To Play with Horizon.
Welcome to The Lab, a compilation of Valve’s room-scale VR experiments set in a pocket universe within Aperture Science. Fix a robot, defend a castle, adopt a mechanical dog, and more. Still not sold? It’s free!
Z.A.T.O. // I Love the World and Everything In It
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Horizon.
USSR, 1986. A girl goes missing in the closed city of Vorkuta-5, yet not a soul seems to be concerned. Uncover the mystery behind her disappearance and transmit your signal to the universe.
Cinderella Phenomenon - Otome/Visual Novel
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Simulation with Horizon.
The Fairytale Curse was only the beginning...
Landfall Archives
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Strategy and Indie with Horizon.
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!
SuchArt: Creative Space
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Horizon.
Paint on any surfaces with numerous tools in Creative Space — a free sandbox version of SuchArt: Genius Artist Simulator. Create masterpieces, complete commissions, and decorate your studio in the most advanced artist sim!
Narrow it down
Head-to-head comparisons
Frequently asked about Horizon
- How much does Horizon cost?
- Horizon is listed on Steam at 29.99 USD (current store price; Steam sales may reduce this temporarily).
- What games are most similar to Horizon?
- Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Horizon are The Last Federation, NationWar2:Chronicle, Interstellar Space: Genesis.
- Who developed Horizon?
- Horizon was developed by L3O Interactive.
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 Horizon.
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