Games like SENTRY

85%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:story, optimization

85% User Score Based on 800 reviews

Sentry is an action-defense first person shooter where you defend your spaceship against a relentless alien threat. Use traps, turrets and environmental destruction to repel invading hordes and engage the enemy in fast-paced FPS action across a dynamic singleplayer or co-op campaign. If you enjoyed this game, see our list of games similar to SENTRY.

90%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:gameplay, optimization

90% User Score Based on 149 reviews

>>> Version 1.1: Massive FPS optimization, Improved NPC mechanics, New 3D lobby <<< June 17, 2026 - GTX 1060 (6GB), 1080p, Low Settings, AMD FSR 3 on, FG on -> 120 FPS (Avg.) June 17, 2026 - RTX 3060 (8 GB), 1080p, High Settings, DLSS 4 on, FG on -> 125 FPS (Avg.) June 17, 2026 - RTX 4060, 1080p, High Settings, DLSS 4.5 on, FG on -> 130 FPS (Avg.) June 17, 2026 - RTX… If you enjoyed this game, see our list of games similar to Legend Battles.

THIS GAME OFFERS THREE IMMERSIVE MODES: SPACHESHIPS BATTLES, TOWER DEFENSE, & FIRST-PERSON SHOOTER - 39 Levels of Spaceships battles - 10 Levels of Tower Defense - 7 Levels of Battles against AI Bosses - 3 Levels of Endless Space Battles Prepare for high-stakes Spaceship Battles where strategy meets adrenaline-pumping action. Throughout the campaign, unlock a diverse array of spac… If you enjoyed this game, see our list of games similar to AI.Cybercraft.

67%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:story, grinding

67% User Score Based on 306 reviews

Anomaly Defenders is the closing installment of the Anomaly series. The original incarnation of the Tower Offense sub-genre had players controlling humans fighting alien invaders. Now, the tables have turned. The human counterattack is underway and the alien homeworld is under threat. Defend the planet from the human scum in the final battle of the series. Anomaly Defenders is a fast-paced Tower … If you enjoyed this game, see our list of games similar to Anomaly Defenders.

93%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:music, replayability

93% User Score Based on 183 reviews

Build your base. Construct towers, traps, mechs, and other defenses. Command your units in battle. Can you survive the enemy onslaught? If you enjoyed this game, see our list of games similar to Colony Siege.

90%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:stability, grinding

93% User Score Based on 1,918 reviews

Critic Score 80%Based on 3 reviews

X-Morph: Defense Complete Edition includes: X-Morph: Defense core game, European Assault DLC, Survival Of The Fittest DLC, Last Bastion DLC If you enjoyed this game, see our list of games similar to X-Morph: Defense.

《Trigger of Silence》 is a first-person survival defense game that combines intense melee combat with gunplay. In this invaded world, you play as a super soldier who must hold your ground and fend off waves of dragon-like humanoid creatures. Powerful Weapons The game features very unique weapons. Each weapon can use skill cartridges to unleash powerful abilities, dealing devastating damage to… If you enjoyed this game, see our list of games similar to Trigger of Silence.

57%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:story, music

57% User Score Based on 60 reviews

Desperate Place is a strategic tower defense game where you play as a crew member who wakes up early on a damaged colonization starship. Stranded on an unknown planet, you must gather resources, repair the ship, and defend against alien monsters to survive and escape. If you enjoyed this game, see our list of games similar to Desperate Place.

64%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:replayability

100% User Score Based on 15 reviews

Swarming with hostile robots, you must make your way through the vessel, looking for an escape. As you navigate through energy gateways and shifting corridors, a lingering sense of foreboding tells you that secrets lie not far beneath the surface. Your mission unfolds: As you venture through the ship, conquer the challenges that you face, and unearth your route to freedom, you find that you need t… If you enjoyed this game, see our list of games similar to IHAS.

30%Game Brain Score

Most mentioned negative aspects:graphics, gameplay

30% User Score Based on 1 reviews

Step into the world of Siege Island, a tribute to the classic arcade game "Rampart". Prepare yourself for an immersive 3D action-puzzle game that will test your strategic skills and reflexes. As the Orcish fleet draws near, the duty to safeguard your island from their assaults is yours. If you enjoyed this game, see our list of games similar to Siege Island.

70%Game Brain Score

Most mentioned positive aspects:graphics, optimization

Most mentioned negative aspects:gameplay, story

70% User Score Based on 118 reviews

Stranded on an alien planet, you must defend your Powercore! Use your weapons to fight hordes of alien enemies and strategically use traps in this new FPS tower-defense survival game! If you enjoyed this game, see our list of games similar to Stellar Survivor.

83%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, stability

83% User Score Based on 1,748 reviews

Critic Score 83%Based on 5 reviews

Anomaly Warzone Earth is an extraordinary mixture of action and strategy in a reversed tower defense formula. The game tasks you with saving a near-future Earth from an alien onslaught. The invaders have captured several of the world’s major cities, building huge turrets that destroy everything in their path. It’s up to you to lead an armor squad through the streets of cities like Baghdad and Toky… If you enjoyed this game, see our list of games similar to Anomaly: Warzone Earth.

43%Game Brain Score

Most mentioned positive aspects:humor, emotional

Most mentioned negative aspects:replayability

53% User Score Based on 30 reviews

Critic Score 45%Based on 1 reviews

Change your playground into a battlefield. Square off against an out-of-control 3D Printer with an army of your old-school toys, and stop the Plastic Rebellion! If you enjoyed this game, see our list of games similar to Plastic Rebellion.

47%Game Brain Score

Most mentioned positive aspects:atmosphere, music

Most mentioned negative aspects:gameplay, graphics

68% User Score Based on 19 reviews

Black Blood is a mix of Tower Defense and a top—down shooter where you have to defend 4 lighthouses from alien invaders. Use weapons, build defensive towers and upgrade them with the help of resources extracted from defeated enemies. Your assistant will be a drone that attacks, heals and repairs your structures if you improve its capabilities. Every decision matters — choose what to spend your lim… If you enjoyed this game, see our list of games similar to Black blood.

Having found his home on one of the distant planets, the space cat decides to settle down on it. But the local creatures did not appreciate this choice and decide to drive away the furry alien. Our task is very simple, to protect yourself and your shelter from the attacks of unfriendly monsters. If you enjoyed this game, see our list of games similar to Alien Cat 3.

75%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:stability, monetization

75% User Score Based on 408 reviews

You have 9 days to find a safe place on the planet. Your ship is low on fuel and you have to land. Setup sentry guns around you to defend yourself while you collect more fuel for the ship. AI controlled Drones and Tanks attack you trying to find weaknesses in your defenses. If you enjoyed this game, see our list of games similar to Artificial Extinction.

55%Game Brain Score

Most mentioned positive aspects:music

Most mentioned negative aspects:gameplay, story

80% User Score Based on 20 reviews

Sci-fi Tower Defense real-time strategy with pleasant adaptive music. Play as a commander of a space station which got stuck in a time anomaly. If you enjoyed this game, see our list of games similar to Chronostation.

38%Game Brain Score

Most mentioned positive aspects:graphics, atmosphere

Most mentioned negative aspects:gameplay, music

64% User Score Based on 11 reviews

Protect the ark of humanity by building the ultimate defense from scraps of your enemies. Challenge other players in this tough fast-paced Action Tower Defense game with TONS of bullets and enemies on screen. If you enjoyed this game, see our list of games similar to ARDEiN.FALL.

97%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding

97% User Score Based on 122 reviews

IRON GUARD VR (DEMO) is a sci-fi tower defense game made in the spirit of classic RTS games. Lives of the surviving crew members are in your hands . Find out why the terraformer robots have rebelled and help evacuate your crew from an unknown planet, where survival is the new frontier.FEATURES:• A complete 360 degrees immersive gameplay.• Different game modes and styles.• VR and Non-VR game mode.•… If you enjoyed this game, see our list of games similar to IRON GUARD.

86%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:story, grinding

86% User Score Based on 423 reviews

Built exclusively for VR, Cosmic Trip is an award-winning real-time strategy game for the HTC Vive and Oculus Rift. Experience what it’s like to command an army of badass robots and fight against hostile enemies on beautiful alien planets. If you enjoyed this game, see our list of games similar to Cosmic Trip.

62%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

100% User Score Based on 13 reviews

You are the only male survivor in this universe. A fast-paced RTS featuring galactic conquest. If you enjoyed this game, see our list of games similar to Millennium Conflict.

WARSHIFT 2 is a unique mix of the Action, Strategy and Role-playing gameplay elements that forms an innovative game genre. You can build base, manage troops, and then come down to keep your enemy at gunpoint in the dynamic battle and customize your main characters. This unusual gameplay requires a complete change of your play style. ACTION-RTS GAMEPLAY Toggle between Third Person Action and Str… If you enjoyed this game, see our list of games similar to WARSHIFT 2.

Destroy the Asteroids and Save Earth! Planet Earth is under attack! Swarms of giant asteroids are on a mission route, and hostile alien ships will do anything to stop your mission. In Destroy the Asteroids, you are the last line of defense! With a devastating arsenal and relentless challenges, your mission is simple: eliminate all threats before it’s too late! Key Features Defend humanity – … If you enjoyed this game, see our list of games similar to Destroy the Asteroids.

Red Impact is a planetary defence game with massive battles and a hint of resource management. As humanity expands out amongst the stars, a mysterious force threatens destruction. There is no fleet, only you, to save these worlds from certain doom. Do you have what it takes to face the threat? Is there something far more evil out there waiting beyond the stars? Defend your planets Strategise … If you enjoyed this game, see our list of games similar to Red Impact - Epic Planetary Defence.

Customize your spaceship.  Send expeditions to find more customizations. Deploy missions into an asteroid belt and face a single, escalating wave of asteroids. Gained experience can be invested into permanent upgrades using the lab, strengthening future deployments. Wishlist on Steam P.S. the game has autosave, lab research and expeditions are part of offline progression. P.P.S. press kit in… If you enjoyed this game, see our list of games similar to Deployed.

41%Game Brain Score

Most mentioned positive aspects:humor, graphics

Most mentioned negative aspects:gameplay, story

70% User Score Based on 10 reviews

Space Bross is a thrilling blend of action 2.5D roguelite, and Tower Defense genres. You’re a retired astronaut. You had one job: chill. But then they came for your chicken. Now it’s personal. Set off on a chaotic journey across deep space in Space Bross, a roguelite tower defense action game where survival means lasers, loot, and a whole lot of clucking vengeance. Explore dangerous, ev… If you enjoyed this game, see our list of games similar to Space Bross.

Solar Defense is a Military Sci-Fi inspired Tower Defense game focused heavily on strategy and decision making. Defend key locations and repel the Pilakarr forces back to their home world to end their attack and bring an end to this war. If you enjoyed this game, see our list of games similar to Solar Defense.

39%Game Brain Score

Most mentioned positive aspects:atmosphere

Most mentioned negative aspects:gameplay, graphics

59% User Score Based on 17 reviews

As the legendary Robin Hood, fight the Sheriff's forces in the open field by defending the Merry Men's allies from invasions in this tower defense game. Produce resources, build up your fortifications, place units, and then join in the battle yourself! If you enjoyed this game, see our list of games similar to Robin Hood: Sherwood Defenders.

92%Game Brain Score

Most mentioned positive aspects:humor, gameplay

Most mentioned negative aspects:graphics, story

92% User Score Based on 190 reviews

Aliens have invaded, and its up to your team of presidents to stop them from reaching the nuclear codes in the Oval Office! Choose from a roster of 9 U.S. Presidents, each having their own unique weapons, abilities, and playstyles. Kill aliens, collect loot, upgrade your stats, place turrets & traps, and defeat bosses. Perhaps you can even figure out how to end the invasion? Features: To… If you enjoyed this game, see our list of games similar to Presidents Tower Defense.

92%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:story, grinding

92% User Score Based on 382 reviews

Grody extraterrestrials are pouring through a space-time rift, and only one girl and her turret stand in their way! Lock, load, and blast them to oblivion—because if she doesn’t survive today, there’s no ‘omurice’ tomorrow! Earth depends on her! If you enjoyed this game, see our list of games similar to TurretGirls.

71%Game Brain Score

Most mentioned positive aspects:gameplay, humor

Most mentioned negative aspects:story

93% User Score Based on 28 reviews

Hyperspaced is a chaotic co-op space action game for 1-4 players. Working as a team, you and your fellow Space Cadets must save the Multiverse from collapsing. Slide into the pilot’s seat, operate turrets, become a mechanic or even a janitor on your quest to find the culprit who disturbed the balance of the Multiverse. If you enjoyed this game, see our list of games similar to Hyperspaced.

Dig minerals, manufacture ammunition, and build defense towers to fend off swarms of insects. A tower defense game with light production line elements. If you enjoyed this game, see our list of games similar to Stellar Infestation.

Step into a neon lit cyberpunk world where survival means more than just holding on. As the volunteer you have agreed to lay your life on the line to hold back the hordes of undead while the city performs a full evacuation of its civilians. In this fast paced zombie wall defence game you'll face off against the ever growing waves of undead, using strategy to survive and protect Kron City in its ti… If you enjoyed this game, see our list of games similar to The Wall.

55%Game Brain Score

Most mentioned positive aspects:graphics

91% User Score Based on 11 reviews

Shatter genre boundaries in this sci-fi survival Roguelite blending bullet-hell action and base-building RTS. Dodge and unleash screen-clearing firepower against alien hordes, while constructing fortresses and real-time automated defenses to crush your enemies. If you enjoyed this game, see our list of games similar to Astral Lords.

96%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:replayability, stability

96% User Score Based on 108 reviews

Space Raiders in Space is a wave defense roguelike mixing squad management and tower defence mechanics. Command your almost competent crew to loot weapons and supplies, build defenses, and fight their way through the Bugpocalypse. If you enjoyed this game, see our list of games similar to Space Raiders in Space.

83%Game Brain Score

Most mentioned positive aspects:gameplay, humor

Most mentioned negative aspects:story

93% User Score Based on 41 reviews

Oh no! The Kun Virus has broken out. A group of zombies infected with the Kun Virus is using Iron Mountain to crazily ram into any living creature. You must pick up your gun to fight against the onslaught of Kun-infected zombies until Big Joe arrives in a helicopter to rescue you. Game FeaturesA perfect blend of tower defense and FPS. Choose from 30 different weapons. Drink beverages to boost a… If you enjoyed this game, see our list of games similar to KUNKUN Defender.

95%Game Brain Score

Most mentioned positive aspects:gameplay, music

100% User Score Based on 46 reviews

Humanity faces its darkest hour as an alien force launches a relentless invasion. As a skilled pilot, you must take control of a powerful combat helicopter and engage in a fast-paced, high-octane first-person shooter experience. If you enjoyed this game, see our list of games similar to Missiles Away.

69%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:story, music

69% User Score Based on 772 reviews

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. Protect the city by building a network of defensive structures, commanding an army, and jumping into battle against dan… If you enjoyed this game, see our list of games similar to Fortified.

Prepare for an immersion into a mildly cynical first-person-shooter experience with tower-defense and adventure gaming elements that unveils the true essence of corporate exploitation. Embark on a journey as an unwittingly indentured security associate on Mars, trapped in the clutches of a heartless megacorporation demanding you work for peanuts defending their assets while occasionally trying to … If you enjoyed this game, see our list of games similar to The Red.

81%Game Brain Score

Most mentioned positive aspects:graphics, music

Most mentioned negative aspects:story, gameplay

81% User Score Based on 54 reviews

Kick Ass Robot Annihilating Fun!Certified 100% pure arcade action, rendered in eye-melting neon vectors, Vektor Wars is classic first-person blasting for the shooter connoisseur. The year is 2024, and you are Commander James Moses, a Space Ranger. Your mission: destroy the robot death army, rescue the Robodudes and save the world! Select your weapon and use your skills to face down a tidal wave o… If you enjoyed this game, see our list of games similar to Vektor Wars.

This is a classic tower defense game. The alien ship is ready to invade this lovely planet. We need to use various weapons to prevent them from reaching the destination. If you enjoyed this game, see our list of games similar to IMM Defense.

77%Game Brain Score

Most mentioned positive aspects:graphics, music

Most mentioned negative aspects:gameplay, grinding

77% User Score Based on 135 reviews

This is a simple tower defend like game,click mouse left button to shoot enemies, make sure you don't get hurt. Defeat Neomorph, fight with ladies! If you enjoyed this game, see our list of games similar to NEOMORPH.

19%Game Brain Score

Most mentioned positive aspects:music

Most mentioned negative aspects:atmosphere, optimization

29% User Score Based on 17 reviews

Engage in a series of Salvage Operations on deep space vessels which have been overrun. This virtual reality shooter uses a teleport mechanic which is friendly to those with motion sickness. Wield multiple weapons, interact with objects, and overcome your fears with a head mounted flashlight as you explore multiple challenging levels. If you enjoyed this game, see our list of games similar to Salvage Op.

85%Game Brain Score

Most mentioned positive aspects:graphics, story

Most mentioned negative aspects:gameplay, replayability

85% User Score Based on 790 reviews

Beach Invasion 1944 is a WWII FPS game where you defend the fortified beach against invading forces who will attack with you troops, tanks, planes and more! Use the iconic WWII weapons such as MG42, Flak88 and Panzers, prepare your defenses with mines, explosives and bonuses! If you enjoyed this game, see our list of games similar to Beach Invasion 1944.

50%Game Brain Score

Most mentioned positive aspects:graphics, optimization

50% User Score Based on 1 reviews

You believed tower defense is only about building towers? That's not quite right – because AIRA VR is not like other tower defense games in virtual reality. Once the battle starts you find yourself in the midst of the fight! If you enjoyed this game, see our list of games similar to AIRA VR.

Zack Y is a 2D Old School Scifi themed platform action game based on the story of the Alien called Zack Y whose mission is to rule over the Earth. If you enjoyed this game, see our list of games similar to Zack Y.

63%Game Brain Score

Most mentioned positive aspects:gameplay, music

Most mentioned negative aspects:graphics, optimization

76% User Score Based on 34 reviews

CMYW is a four player survival co-op inspired by classic space shooters. The objective is to work as a team in order to survive the longest and score the highest. Find a balance between gathering resources and defending your portal if you hope to succeed. If you enjoyed this game, see our list of games similar to CMYW.

Escape From The Red Planet is a tower defence game that puts you in the shoes of Commander Abigail Blackwell of The Orion III. After a crash landing that left you stranded on Mars, you must employ serious resource management to keep yourself safe from incoming Martian attacks. While you wait for rescue, keep your solar batteries charged to build up your attack and defence. KEY FEATURES - Three di… If you enjoyed this game, see our list of games similar to Escape From The Red Planet.

78%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, optimization

78% User Score Based on 2,144 reviews

Taur is an action-strategy sci-fi game. Control the Prime Cannon and unlock all of its powerful weapons and abilities. Build turrets, droids, aircraft and more as you fight to protect the Tauron droids' homeworld against a relentless invasion. Will your Taur stand against the Imperion warmachine? If you enjoyed this game, see our list of games similar to Taur.

68%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:story, grinding

64% User Score Based on 1,473 reviews

Critic Score 72%Based on 20 reviews

Explore a vast universe in this roguelike, ship building, FPS Genesis Alpha One mixes thrilling roguelike mechanics with a deep ship builder and fast first-person action, putting you in the role of an interstellar pioneer. As the Captain of a Genesis starship, you journey into uncharted space on the ultimate mission. Build and manage a space vessel, farm resources, deal with terrifying alien infes… If you enjoyed this game, see our list of games similar to Genesis Alpha One.