IMHO.

Games like Fortified

If Fortified is your kind of game, the closest matches are MannyTD, Scorpion Overdrive and Sanctum 2 — picked from the ranked list below. Reviewers single out its four distinct character specializations, atmospheric and challenging. 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 Fortified: Fortified is an explosive strategy shooter where players will defend the Earth against a menacing Martian invasion in the 1950s. Play as one-of-four pulp inspired heroes as they fight swarms of terrifying robots with an arsenal of Cold War era weapons and experimental technology.

2016ActionStrategyIndie14.99 USDWindowsby Siege Camp
Fortified — Steam game cover
Players highlight
Enemy variation forces tactical shiftsFour distinct character specializationsFull control over summoned troopsAtmosphericChallengingContemplative

Players who liked Fortified also play

Steam players who put hours into Fortified 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. MannyTD

    WHY THIS

    Top pick for Fortified fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with Fortified.

    Manny TD is a hybrid tower defense and third-person shooter with random in game elements. Join and get your personal high score!

    2022ActionStrategyEarly Access2.99 USDSteam ↗
  2. Scorpion Overdrive

    WHY THIS

    Second-strongest match for Fortified fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with Fortified.

    Descend to an alien planet where you will steal the planets most valuable resource, while hordes of giant alien bugs sting, stab, claw and shock you to no end. You must hold them back from destroying the equipment and somehow stay alive to enjoy a nice payday.

    2022ActionStrategyIndie0.99 USDSteam ↗
  3. Sanctum 2

    WHY THIS

    Shares a challenging mood with Fortified.

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

    Sanctum 2 is the sequel to the world’s first Tower Defense/FPS hybrid game. Pick from four unique character classes and embark on a mission to protect the oxygen-producing Cores from hordes of deadly aliens who are threatened by their existence.

    2013ActionStrategyIndie14.99 USDDeck VerifiedSteam ↗
  4. Orcs Must Die! 2

    WHY THIS

    Shares a challenging mood with Fortified.

    Ranked #4 for Fortified fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with Fortified.

    You’ve tossed, burned and sliced them by the thousands – now orcs must die more than ever before! Grab a friend and slay orcs in untold numbers in this sequel to the 2011 AIAS Strategy Game of the Year from Robot Entertainment.

    2012ActionStrategyIndie14.99 USDDeck PlayableSteam ↗
  5. McDROID

    WHY THIS

    Shares tower placement and a contemplative mood with Fortified.

    Ranked #5 for Fortified fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with Fortified.

    Farm, Build, Defend, in the Galaxy's only Arcade-Tower-Defense.

    2014ActionStrategyIndie9.99 USDDeck PlayableSteam ↗
  6. Iron Brigade

    WHY THIS

    Shares an atmospheric mood with Fortified.

    Ranked #6 for Fortified fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with Fortified.

    Join The Mobile Trench Brigade and protect humanity from the evil Monovision menace!

    2012ActionStrategy14.99 USDSteam ↗
  7. X-Morph: Defense

    WHY THIS

    Shares an atmospheric mood with Fortified.

    Ranked #7 for Fortified fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with Fortified.

    Unique fusion of a top-down shooter and tower defense strategy. You are the invader! Use destructive weapons or lead your enemies into a maze of towers. Strategize in the build mode by carefully selecting various types of alien towers or throw yourself right into the heat of the battle.

    2017ActionStrategyIndie3.99 USDDeck PlayableSteam ↗
  8. Earth Defense Force: Insect Armageddon

    WHY THIS

    Ranked #8 for Fortified fans by collaborative filtering across millions of Steam libraries. Shares Action with Fortified.

    Thousands of giant insects and aliens once again ravage the earth, and only the Earth Defense Force can stop them.

    2011Action9.99 USDDeck VerifiedSteam ↗

Reviewers mention these as similar to Fortified

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.

  1. Sanctum

    WHY THIS

    Shares weapon upgrades, co op multiplayer and a retro mood with Fortified.

    Reviewers of Fortified cross-mention this title as a similar play. Shares Action and Strategy with Fortified.

    You think Tower Defense games are all about building? You thought wrong. Sanctum is not your average Tower Defense title. When the havoc starts, you get to join the fray! As one of the world’s first First Person Shooter - Tower Defense games, Sanctum has taken the best of both worlds to deliver an epic, one-of-a-kind experience.

    2011ActionStrategyIndie9.99 USDDeck PlayableSteam ↗
  2. Orcs Must Die!

    WHY THIS

    Shares a challenging mood with Fortified.

    Reviewers of Fortified cross-mention this title as a similar play. Shares Action and Strategy with Fortified.

    Slice them, burn them, skewer them, and launch them - no matter how you get it done, orcs must die in this fantasy action-strategy game from Robot Entertainment.

    2011ActionStrategyIndie9.99 USDDeck PlayableSteam ↗
  3. Iron Brigade

    WHY THIS

    Shares an atmospheric mood with Fortified.

    Reviewers of Fortified cross-mention this title as a similar play. Shares Action and Strategy with Fortified.

    Join The Mobile Trench Brigade and protect humanity from the evil Monovision menace!

    2012ActionStrategy14.99 USDSteam ↗

Cheaper alternatives

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

  1. Garry's Mod

    WHY THIS

    Priced ~67% under Fortified on Steam right now. Shares Indie with Fortified.

    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 ↗
  2. Vampire Survivors

    WHY THIS

    Priced ~67% under Fortified on Steam right now. Shares Action and Indie with Fortified.

    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 ↗
  3. R.E.P.O.

    WHY THIS

    Priced ~53% under Fortified on Steam right now. Shares Action with Fortified.

    An online co-op horror game with up to 6 players. Locate valuable, fully physics-based objects and handle them with care as you retrieve and extract to satisfy your creator's desires.

    2025ActionEarly Access6.99 USDDeck PlayableSteam ↗
  4. PEAK

    WHY THIS

    Priced ~47% under Fortified on Steam right now. Shares Action and Indie with Fortified.

    PEAK is a co-op climbing game where the slightest mistake can spell your doom. Either solo or as a group of lost nature scouts, your only hope of rescue from a mysterious island is to scale the mountain at its center. Do you have what it takes to reach the PEAK?

    2025ActionIndieAdventure7.99 USDDeck VerifiedSteam ↗
  5. Titanfall® 2

    WHY THIS

    Priced ~70% under Fortified on Steam right now. Shares Action with Fortified.

    Respawn Entertainment gives you the most advanced titan technology in its new, single player campaign & multiplayer experience. Combine & conquer with new titans & pilots, deadlier weapons, & customization and progression systems that help you and your titan flow as one unstoppable killing force.

    2020Action4.49 USDDeck PlayableSteam ↗
  6. Sid Meier's Civilization® V

    WHY THIS

    Priced ~50% under Fortified on Steam right now. Shares Strategy with Fortified.

    Create, discover, and download new player-created maps, scenarios, interfaces, and more!

    2010Strategy7.49 USDDeck PlayableSteam ↗
  7. Slay the Spire

    WHY THIS

    Priced ~58% under Fortified on Steam right now. Shares Strategy and Indie with Fortified.

    We fused card games and roguelikes together to make the best single player deckbuilder we could. Craft a unique deck, encounter bizarre creatures, discover relics of immense power, and Slay the Spire!

    2019StrategyIndie6.24 USDDeck VerifiedSteam ↗
  8. Inscryption

    WHY THIS

    Priced ~47% under Fortified on Steam right now. Shares Strategy and Indie with Fortified.

    Inscryption is an inky black card-based odyssey that blends the deckbuilding roguelike, escape-room style puzzles, and psychological horror into a blood-laced smoothie. Darker still are the secrets inscrybed upon the cards...

    2021StrategyIndieAdventure7.99 USDDeck PlayableSteam ↗

Free alternatives

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

  1. Life is Strange - Episode 1

    WHY THIS

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

    Episode 1 now FREE! Life is Strange is an award-winning and critically acclaimed episodic adventure game that allows the player to rewind time and affect the past, present and future.

    2015ActionAdventureFreeDeck PlayableSteam ↗
  2. Ultimate Custom Night

    WHY THIS

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

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

    2018ActionIndieFree To PlayFreeSteam ↗
  3. Bongo Cat

    WHY THIS

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

    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 ↗
  4. Indigo Park: Chapter 1

    WHY THIS

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

    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 ↗
  5. STRAFTAT

    WHY THIS

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

    STRAFTAT is a 1v1/2v2 ONLINE first person SHOOTER with quick rounds in over 350 MAPS ; Including all WEAPONS, proximity chat and 4 players FFA.

    2024ActionFreeDeck PlayableSteam ↗
  6. Counter-Strike:Global Offensive

    WHY THIS

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

    Counter-Strike:Global Offensive (CS:GO) expands upon the team-based action gameplay that it pioneered when it was launched over 2 decades ago. CS:GO features new maps, characters, weapons, and game modes, and delivers updated versions of the classic CS content (de_dust2, etc.).

    2012ActionFree To PlayFreeDeck PlayableSteam ↗
  7. The Expendabros

    WHY THIS

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

    The Expendabros have assembled and set their sights on the forces of ruthless arms dealer Conrad Stonebanks in the forests of Eastern Europe.

    2014ActionIndieAdventureFreeDeck VerifiedSteam ↗
  8. Iron Snout

    WHY THIS

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

    Iron Snout is a fast, colorful and brutal fighting game in which you will be helping a piglet fight for its life against hordes of wolves.

    2016ActionIndieFree To PlayFreeDeck PlayableSteam ↗

Frequently asked about Fortified

How much does Fortified cost?
Fortified is listed on Steam at 14.99 USD (current store price; Steam sales may reduce this temporarily).
Does Fortified have multiplayer or co-op?
Yes — Fortified supports multi-player play according to its Steam store listing (Multi-player, Co-op).
What games are most similar to Fortified?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Fortified are MannyTD, Scorpion Overdrive, Sanctum 2.
Who developed Fortified?
Fortified was developed by Siege Camp.

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 Fortified.

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27 Games Like Fortified — Ranked for 2026 · imho.run