Best Building Games Under $5

The 25 highest-rated building games you can get for under $5, ranked by Steam reviews, with the cheapest key across 21 stores.

  1. #197% of 540,205 Steam reviews
    Garry's Mod game key cover art

    Garry's Mod

    $9.99 -49%
    $5.00
    green man gaming & 20 stores
    2004
    SandboxModdableMultiplayer
    Steam97%
    Achieve29
    Deckgold
  2. #296% of 49,501 Steam reviews
    Oxygen Not Included game key cover art

    Oxygen Not Included

    $24.99 -95%
    $1.07
    eneba & 9 stores
    2019
    Colony SimBase BuildingSurvival
    Steam96%
    Achieve51
    Deckplatinum
  3. #396% of 10,616 Steam reviews
    Townscaper game key cover art

    Townscaper

    $5.99 -64%
    $2.11
    instant_gaming & 22 stores
    2020
    ExperimentalSandboxRelaxing
    Steam96%
    Deckplatinum
  4. #495% of 19,111 Steam reviews
    Against the Storm game key cover art

    Against the Storm

    $29.99 -89%
    $3.02
    driffle & 29 stores
    2023
    StrategySimulationCity Builder
    Steam95%
    Achieve80
    Deckplatinum
  5. #595% of 10,217 Steam reviews
    Islanders game key cover art

    Islanders

    $4.99 -81%
    $0.92
    driffle & 20 stores
    2019
    RelaxingCity BuilderStrategy
    Steam95%
    Achieve38
    Deckplatinum
  6. #696% of 4,525 Steam reviews
    Poly Bridge 2 game key cover art

    Poly Bridge 2

    $14.99 -82%
    $2.55
    instant_gaming & 17 stores
    2020
    BuildingPhysicsPuzzle
    Steam96%
    Achieve22
    Deckplatinum
  7. #795% of 6,550 Steam reviews
    Wingspan game key cover art

    Wingspan

    $19.99 -82%
    $3.46
    kinguin & 21 stores
    2020
    BuildingBoard GameCard Game
    Steam95%
    Achieve64
    Deckplatinum
  8. #894% of 9,315 Steam reviews
    My Time at Sandrock game key cover art

    My Time at Sandrock

    $39.99 -92%
    $3.02
    driffle & 37 stores
    2023
    Life SimBuildingFarming Sim
    Steam94%
    Achieve60
    Deckplatinum
  9. #997% of 858 Steam reviews
    Islanders: New Shores game key cover art

    Islanders: New Shores

    $9.99 -73%
    $2.68
    driffle & 18 stores
    2025
    CasualStrategyCity Builder
    Steam97%
    Achieve62
    Deckplatinum
  10. #1095% of 2,961 Steam reviews
    Stronghold game key cover art

    Stronghold

    $5.99 -84%
    Historic Low $0.91
    driffle & 24 stores
    2001
    Real Time TacticsCity BuilderColony Sim
    Steam95%
    Deckplatinum
  11. #1194% of 6,932 Steam reviews
    SimplePlanes game key cover art

    SimplePlanes

    $12.99 -86%
    $1.73
    kinguin & 15 stores
    2015
    FlightSandboxPhysics
    Steam94%
    Achieve72
    Deckgold
  12. #1293% of 13,237 Steam reviews
    TerraTech game key cover art

    TerraTech

    $24.99 -91%
    $2.00
    driffle & 35 stores
    2018
    BuildingSandboxOpen World
    Steam93%
    Achieve15
    Deckplatinum
  13. #1398% of 378 Steam reviews
    The Final Earth 2 game key cover art

    The Final Earth 2

    $9.99 -54%
    $4.52
    kinguin & 3 stores
    2022
    Colony SimStrategySpace
    Steam98%
    Achieve27
    Deckgold
  14. #1495% of 833 Steam reviews
    Rogue Light Deck Builder game key cover art

    Rogue Light Deck Builder

    $3.99
    steam
    2024
    RogueliteTime ManagementJob Simulator
    Steam95%
    Achieve33
    Deckpending
  15. #1594% of 1,398 Steam reviews
    Fortify game key cover art

    Fortify

    $2.99
    steam & 1 store
    2015
    IndieBuildingBase Building
    Steam94%
    Deckpending
  16. #1691% of 31,257 Steam reviews
    Planet Coaster game key cover art

    Planet Coaster

    $44.99 -90%
    $4.05
    driffle & 25 stores
    2016
    SimulationBuildingManagement
    Steam91%
    Achieve32
    Deckgold
  17. #1799% of 158 Steam reviews
    ShipShaper game key cover art

    ShipShaper

    $11.99 -69%
    $3.68
    kinguin & 2 stores
    2026
    SimulationNavalSandbox
    Steam99%
  18. #1893% of 1,949 Steam reviews
    Parkasaurus game key cover art

    Parkasaurus

    $24.99 -94%
    $1.32
    kinguin & 19 stores
    2020
    ManagementDinosaursCity Builder
    Steam93%
    Achieve57
    Deckplatinum
  19. #1990% of 21,679 Steam reviews
    Car Mechanic Simulator 2018 game key cover art

    Car Mechanic Simulator 2018

    $19.99 -91%
    $1.74
    driffle & 16 stores
    2017
    SimulationAutomobile SimDriving
    Steam90%
    Achieve60
    Deckgold
  20. #2093% of 1,060 Steam reviews
    Tracks: The Train Set Game game key cover art

    Tracks: The Train Set Game

    $19.99 -87%
    Historic Low $2.46
    difmark & 17 stores
    2019
    SimulationSandboxBuilding
    Steam93%
    Achieve15
    Deckgold
  21. #2191% of 5,151 Steam reviews
    Tavern Master game key cover art

    Tavern Master

    $14.99 -92%
    $1.13
    k4g & 24 stores
    2021
    ManagementSimulationBuilding
    Steam91%
    Achieve17
    Deckplatinum
  22. #2293% of 1,447 Steam reviews
    Gourdlets game key cover art

    Gourdlets

    $4.99 -95%
    $0.23
    kinguin & 11 stores
    2024
    SandboxCity BuilderRelaxing
    Steam93%
    Achieve10
    Deckplatinum
  23. #2390% of 10,146 Steam reviews
    Kingdom Two Crowns game key cover art

    Kingdom Two Crowns

    $19.99 -92%
    $1.59
    k4g & 25 stores
    2018
    Tower DefenseMinimalistCity Builder
    Steam90%
    Achieve46
    Deckplatinum
  24. #2496% of 217 Steam reviews
    Puttler game key cover art

    Puttler

    $7.99 -56%
    Historic Low $3.51
    steam & 1 store
    2025
    Mini GolfPuzzlePhysics
    Steam96%
    Achieve15
  25. #2596% of 202 Steam reviews
    Not Monday Cafe game key cover art

    Not Monday Cafe

    $8.99 -77%
    $2.06
    driffle & 10 stores
    2025
    IdlerShop KeeperUtilities
    Steam96%
    Achieve26
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