Games like Sentinel 3: Homeworld
by Origin8
The biggest installment of the award winning Sentinel sci-fi tower defense series now on PC!Take the fight to the alien homeworld and unleash a massive arsenal of weaponry. Get up close and personal on the battlefield in your power armor to execute devastating attacks and support your defenses! * An epic campaign across 20 levels.
View on Steam · $5.99 →
Ranked by how similar the games actually are, not by sales. Released and Price are remembered for next time.
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-40%$10.49Tower Dominion
May 7 · Parallel 45 Games
Both: Tower Defense
Build and design the terrain while defending your stronghold against alien invasion in this unique Roguelike tower defense. Choose from 30 heroes, survive enemy waves, and upgrade a variety of destructive towers to hold the line!
Tower DefenseStrategyBase BuildingRoguelikeRTSTacticalRogueliteChoices MatterProcedural GenerationResource Management👍 5,124
-20%$15.99SENTRY
Mar 25 · Fireblade Software
Both: Tower Defense · Sci-fi
SENTRY is an action-defense first person shooter where you defend your spaceship against invading aliens. Plot an escape route through hostile space and battle the enemy across your vessel with the support of traps, turrets and environmental destruction.
Tower DefenseStrategyFPSSci-fiSurvivalActionColorfulStylized3DFirst-Person👍 847
$9.99Stellar Initiative
May 27 · Five Head Games
Both: Tower Defense · Sci-fi
Stellar Initiative is a roguelike tower defense game where you land on the planet and use your orbit ship to deliver buildings and support you with fire. Complete missions, install new upgrades, discover powerful artifacts, and find the best strategy!
Tower DefenseRoguelikeStrategyDifficultSci-fiPixel Graphics2DBase BuildingMechsProcedural Generation👍 406
$5.99Frontline Crisis
Aug 14 · BCQT
Both: Tower Defense
Defend humanity's last hope, pilot a powerful mech, in Frontlines Crisis! A battlefield swarming with insects makes strategic and combat decisions crucial. Each decision will determine your fate. Defend humanity's last sanctuary, fight fiercely, and uphold human honor with wits and courage!
Tower DefenseTop-Down ShooterRTSStrategyPixel GraphicsSpaceMechsLocal Co-OpAction RTS1980s👍 348
$7.99Northend Tower Defense
Sep 4 · Northend Games
Both: Tower Defense
Jump into a realtime strategy, action filled battlefield, deploy relentless soldiers, unlock powerful troops and vehicles, upgrade your army, decimate the enemy. If that's not enough, jump into a chaotic Zombie mode, with traps, fun upgrades, and a new gameplay!
Tower DefenseIndieStrategyAuto BattlerWarAction RTSReal Time TacticsManagementTacticalMilitary👍 1,308
-90%$1.19Hexguardian
May 2 · Split Second Games
Both: Tower Defense
Hexguardian is a roguelite, tower defense game where you build your own maps with hexagonal tiles! Build and upgrade towers, recruit armies, learn spells, construct wonders and place hexagonal tiles to create a path to enhance your defenses. With plenty of game modes and talents to unlock!
Tower DefenseCartoonyRogueliteRoguelikeStrategyHex GridProcedural GenerationTacticalRTS3D👍 617
$24.99Outpost: Infinity Siege
Mar 26 · Team Ranger
Both: Tower Defense · Sci-fi
Command Mobile Outpost and take XEN Firearm to venture deep into the Signet surveillance off-limit area. Collect unique Weapon Units. Amp up the firepower of the Outpost that fights with you. This is an FTD game - FPS, Tower Defense, Base Building and much more all at the same time.
Robots3DTower DefenseBase BuildingFPSResource ManagementCo-opSingleplayerPost-apocalypticSci-fi👍 11,637
$9.99Cluckmech Oasis
May 9 · BlackLight
Both: Tower Defense
Cluckmech Oasis, a top-down shooting Roguelike tower defense game. Play as the Warcluck and lead your team of animal heroes in a fight for survival. Collect, build and upgrade defenses, and engage in intense battle against waves of plant enemies.
StrategyRoguelikeTower DefensePixel GraphicsTop-Down ShooterCuteRogueliteBuildingActionShooter👍 3,078
$14.99IDUN - Frontline Survival
Jan 20 · IDUN Interactive
Both: Tower Defense · Sci-fi
A defense RTS where you can move turrets at will. Extract resources, upgrade technology, and defend against enemy swarms in a gripping space campaign. Hold the line, set up your turrets, and brace for screen-filling hordes!
3DBuildingWargameTower DefenseStrategyRTSSurvivalBase BuildingMiningSci-fi👍 685
$9.99Toy Shire
Aug 26 · Bluespy Studios
Both: Tower Defense
Are you prepared for a thrilling toy army tower defense adventure? Welcome to the Toy Shire! Battle diverse foes in various locations, defend your family, and repel foes from your area. Save the world by strengthening your defense with toy towers!
Early AccessTower DefenseStrategyRTSCuteWholesomeFamily FriendlyReal Time TacticsActionMilitary👍 702
$14.99Tower Factory
Nov 7 · Gius Caminiti
Both: Tower Defense
Tower Factory is a tower defense and automation game with roguelite elements. Optimize resource production using conveyor systems while defending against monster waves. Can you find and destroy the enemy tower before it's too late?
AutomationTower DefenseStrategyRTSRogueliteRoguelikeBase BuildingResource ManagementManagementCrafting👍 1,221
-30%$8.39From Glory To Goo
Apr 2 · Stratagem Blue
Both: Tower Defense
From Glory To Goo is a Sci-Fi survival RTS set on an alien world. Serve as humanity's bulwark by establishing a colony and supporting your colonists still in orbit. But beware, for The Goo, a relentless and shape-shifting force approaches from all sides, even above and below.
Base BuildingRTSTower DefenseReal-Time with PauseAction RTSResource ManagementColony SimCity BuilderStrategySandbox👍 1,796
$14.99Mineral Defense
Nov 15 · Corestone Games
Both: Tower Defense
Mineral Defense combines tower defense with roguelite elements and procedural generation. Build paths, unlock upgrades, and unleash powerful synergies to conquer evolving challenges in an ever-expanding world.
StrategyRogueliteTower DefenseCard GameRoguelike3DBase BuildingCasualDeckbuildingProcedural Generation👍 220
$9.99Topple Tactics
Oct 20 · Braian Strak
Both: Tower Defense
Topple Tactics is a physics-based multiplayer tower defense game where one huge player controls the map by placing towers and using abilities, whilst the little players level up their stats and equipment to reach the end of the map and defeat the huge player!
PhysicsComedyColorfulTower DefenseMultiplayerCasualPvPStrategyFunnyAction👍 1,369



