IMHO.

Games like Summa Expeditionis

If Summa Expeditionis is your kind of game, the closest matches are Primitive Society Simulator, Manor Lords and Kenshi — 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.

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About Summa Expeditionis: Summa Expeditionis is a colony sim and base building game set in ancient Roman Empire. Follow the career of a Roman soldier from Legionnaire to Centurion. Build and manage your camp, recruit more soldiers and face the barbarians for the glory of Rome.

2024ActionStrategySimulationEarly Access19.99 USDDeck PlayableWindowsby Lobico Games
Summa Expeditionis — Steam game cover
Players highlight
Base feels alive with soldier routinesDeveloper actively incorporates player feedbackFeels like a real roman centurionAtmosphericChallengingContemplative

Players who liked Summa Expeditionis also play

Steam players who put hours into Summa Expeditionis 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.

  1. Primitive Society Simulator

    WHY THIS

    Shares an atmospheric mood with Summa Expeditionis.

    Top pick for Summa Expeditionis fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with Summa Expeditionis.

    A colony-building game combined with grand strategy elements. Play as a tribal leader, guiding your people from the Stone Age to the Bronze Age. Survive, multiply, and compete for territory among ancient nations.

    2024StrategyIndieSimulation15.99 USDDeck PlayableSteam ↗
  2. Manor Lords

    WHY THIS

    Shares an atmospheric mood with Summa Expeditionis.

    Second-strongest match for Summa Expeditionis fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with Summa Expeditionis.

    Manor Lords is a medieval strategy game featuring in-depth city building, large-scale tactical battles, and complex economic and social simulations. Rule your lands as a medieval lord – the seasons pass, the weather changes, and cities rise and fall.

    2024StrategySimulationEarly Access39.99 USDDeck PlayableSteam ↗
  3. Kenshi

    WHY THIS

    Shares base building and a challenging mood with Summa Expeditionis.

    Third-strongest match for Summa Expeditionis fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with Summa Expeditionis.

    A free-roaming squad based RPG. Focusing on open-ended sandbox gameplay features rather than a linear story. Be a trader, a thief, a rebel, a warlord, an adventurer, a farmer, a slave, or just food for the cannibals. Train your men up from puny victims to master warriors.

    2018ActionStrategyIndie29.99 USDDeck PlayableSteam ↗
  4. Ostriv

    WHY THIS

    Shares an atmospheric mood with Summa Expeditionis.

    Ranked #4 for Summa Expeditionis fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with Summa Expeditionis.

    Ostriv is a city-building game that puts you in a role of a governor of an 18th century Ukrainian town to challenge your creative skills and management abilities.

    2020StrategyIndieSimulation24.99 USDDeck PlayableSteam ↗
  5. Norland

    WHY THIS

    Shares an atmospheric mood with Summa Expeditionis.

    Ranked #5 for Summa Expeditionis fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with Summa Expeditionis.

    Lead your noble family in this medieval colony sim, facing off against class conflict, religious struggle, and political treachery. Tend to your people’s needs, uncover the lost knowledge of a fallen empire, and engage in nefarious plots against your enemies.

    2024StrategySimulationRPG29.99 USDDeck PlayableSteam ↗
  6. Workers & Resources: Soviet Republic

    WHY THIS

    Shares an atmospheric mood with Summa Expeditionis.

    Ranked #6 for Summa Expeditionis fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with Summa Expeditionis.

    Build a soviet republic from an impoverished country into a rich industrial superpower in a city builder with intricate production chains and a fully simulated global economy. Manage the lives of your citizens from education to work and party loyalty to criminal activity.

    2024StrategySimulation39.99 USDDeck PlayableSteam ↗
  7. Judgment: Apocalypse Survival Simulation

    WHY THIS

    Shares base building and an atmospheric mood with Summa Expeditionis.

    Ranked #7 for Summa Expeditionis fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with Summa Expeditionis.

    Build, scavenge, craft, and perform occult rituals to survive in a demon-infested, post-apocalyptic colony simulation. Will you survive Judgment day?

    2018StrategyIndieSimulation19.99 USDDeck PlayableSteam ↗
  8. Land of the Vikings

    WHY THIS

    Shares a challenging mood with Summa Expeditionis.

    Ranked #8 for Summa Expeditionis fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Summa Expeditionis.

    Land of the Vikings is a survival colony sim game. Build and lead your village, and expand it into a thriving city. A wise Jarl must manage resources, survive harsh conditions, and guide their fellow Vikings to work together through social conflict. Skál!

    2023Strategy25.99 USDDeck PlayableSteam ↗

Cheaper alternatives

Games in the same vein priced at least 40% below Summa Expeditionis at current Steam store prices.

  1. Terraria

    WHY THIS

    Priced ~50% under Summa Expeditionis on Steam right now. Shares Action with Summa Expeditionis.

    Dig, fight, explore, build! Nothing is impossible in this action-packed adventure game. Four Pack also available!

    2011ActionIndieAdventure9.99 USDDeck VerifiedSteam ↗
  2. Garry's Mod

    WHY THIS

    Priced ~75% under Summa Expeditionis on Steam right now. Shares Simulation with Summa Expeditionis.

    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.

    2006IndieSimulationCasual4.99 USDDeck PlayableSteam ↗
  3. Lethal Company

    WHY THIS

    Priced ~50% under Summa Expeditionis on Steam right now. Shares Action and Early Access with Summa Expeditionis.

    A co-op horror about scavenging at abandoned moons to sell scrap to the Company.

    2023ActionIndieAdventure9.99 USDDeck PlayableSteam ↗
  4. Left 4 Dead 2

    WHY THIS

    Priced ~50% under Summa Expeditionis on Steam right now. Shares Action with Summa Expeditionis.

    Set in the zombie apocalypse, Left 4 Dead 2 is a co-operative action horror FPS takes you and your friends through the cities, swamps and cemeteries of the Deep South, from Savannah to New Orleans across five expansive campaigns.

    2009Action9.99 USDDeck VerifiedSteam ↗
  5. People Playground

    WHY THIS

    Priced ~50% under Summa Expeditionis on Steam right now. Shares Action and Simulation with Summa Expeditionis.

    Shoot, stab, burn, poison, tear, vaporise, or crush ragdolls in a large open space.

    2019ActionIndieSimulation9.99 USDDeck PlayableSteam ↗
  6. Portal 2

    WHY THIS

    Priced ~50% under Summa Expeditionis on Steam right now. Shares Action with Summa Expeditionis.

    The "Perpetual Testing Initiative" has been expanded to allow you to design co-op puzzles for you and your friends!

    2011ActionAdventure9.99 USDDeck VerifiedSteam ↗
  7. Fallout: New Vegas

    WHY THIS

    Priced ~50% under Summa Expeditionis on Steam right now. Shares Action with Summa Expeditionis.

    Welcome to Vegas. New Vegas. Enjoy your stay!

    2010ActionRPG9.99 USDDeck PlayableSteam ↗
  8. Vampire Survivors

    WHY THIS

    Priced ~75% under Summa Expeditionis on Steam right now. Shares Action with Summa Expeditionis.

    Mow down thousands of night creatures and survive until dawn! Vampire Survivors is a gothic horror casual game with rogue-lite elements, where your choices can allow you to quickly snowball against the hundreds of monsters that get thrown at you. Be the bullet hell!

    2022ActionIndieRPG4.99 USDDeck VerifiedSteam ↗

Free alternatives

Free-to-play games that recommended players of this title also tend to enjoy.

  1. Ultimate Custom Night

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with Summa Expeditionis.

    Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!

    2018ActionIndieFree To PlayFreeSteam ↗
  2. Bongo Cat

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Simulation with Summa Expeditionis.

    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?

    2025IndieSimulationMassively MultiplayerFreeDeck PlayableSteam ↗
  3. Indigo Park: Chapter 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with Summa Expeditionis.

    Explore the abandoned childhood wonder of Indigo Park! Guided by Rambley the Raccoon, help restore power to the destroyed amusement park while you run from the reason it shut down.

    2024ActionIndieAdventureFreeDeck PlayableSteam ↗
  4. The Looker

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it.

    You wake up, alone, on a strangely familiar island full of puzzles that will frustrate and annoy you.

    2022IndieFreeDeck PlayableSteam ↗
  5. UNBEATABLE [white label]

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with Summa Expeditionis.

    A young girl learns a song. An exclusive side-story set in the world of D-CELL GAMES' upcoming rhythm-adventure.

    2021ActionIndieAdventureFreeDeck PlayableSteam ↗
  6. Magic Archery

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Simulation with Summa Expeditionis.

    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.

    2024IndieSimulationRPGFreeDeck PlayableSteam ↗
  7. The Lab

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it.

    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!

    2016Free To PlayFreeSteam ↗
  8. DORONKO WANKO

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Simulation with Summa Expeditionis.

    『DORONKO WANKO』 is a DORONKO Action Game. In this game, You can become a cute, innocent Pomeranian, make your master's home messy and dirty. "Will the master be angry with me?" Don't worry. Because you are a sweet doggie.

    2024ActionSimulationFree To PlayFreeSteam ↗

Frequently asked about Summa Expeditionis

Does Summa Expeditionis run on Steam Deck?
Summa Expeditionis is rated Playable on Steam Deck — it runs, but expect some manual adjustments (control remapping, text size, or graphics settings) for the best experience.
How much does Summa Expeditionis cost?
Summa Expeditionis is listed on Steam at 19.99 USD (current store price; Steam sales may reduce this temporarily).
What games are most similar to Summa Expeditionis?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Summa Expeditionis are Primitive Society Simulator, Manor Lords, Kenshi.
Who developed Summa Expeditionis?
Summa Expeditionis was developed by Lobico Games and published by Megalevel.

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 Summa Expeditionis.

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