- #1 Negative Energy
97% match3 user reviews67% of 3 reviews2025
Dev: ByVal Games
Windows · Linux
Negative Energy is a tower defense game with basic RTS mechanics, where your goal is to defend the construction of a Dyson sphere, while fighting against waves of hundreds of enemies ships.
Why similar: RTS 21%, Tower Defense 20.4%, Action RTS 20.1% ★, Strategy 14.3%, Bullet Hell 10.1%
- #2 Starfall Defenders
96% match1 user reviews100% of 1 reviews2025
Dev: EntwicklerX
Windows
Starfall Defenders is a classic tower defense game that features unique towers and enemies. It also has an in-game shop system that allows players to purchase better towers, upgrade existing ones, and buy special items like the Atom Bomb, Splash Bomb, and Air Supply.
Why similar: Action RTS 32.3% ★, Tower Defense 23.1%, Strategy 14.9%, Aliens 6.3%, Action 5.7%
- #3 Acid Planet
96% matchMostly Positive80% of 69 reviews2024
Dev: Adam Travers
Windows
Acid Planet is a caustic blend of horde-survival, tower-defense and strategy. Build, fight and evolve to survive against rampaging swarms of monsters and fearsome Kaiju.
Why similar: Action RTS 22.4% ★, Tower Defense 17.6%, RTS 16.2%, Bullet Hell 8.9%, Top-Down Shooter 8.8%
- #4 Infested Planet
95% matchVery Positive94% of 3,025 reviews2014
Dev: Rocket Bear Games
Windows
Median: 3.1 hrsMean: 5.9 hrs≥1hr: 88%
Command a team of 5 elite soldiers against an alien horde of 100,000. Surrounded on all sides, you must outmaneuver and outsmart the enemy.
Why similar: Tower Defense 26.8%, RTS 26.3%, Strategy 18.4%, Aliens 7.2%, Top-Down 7.1%
- #5 ChargeDrop
94% matchNo user reviews
Dev: GliderDrones
Windows
A physics-driven tower defense game where one massive cube does everything: fight, build, activate, and survive. Drop into a neon sci-fi battlefield, hold back waves of Chaos Dice, and power up your defenses through energy, momentum, and precision.
Why similar: Action RTS 27.9% ★, RTS 24.3%, Tower Defense 20.6%, Strategy 15.6%, Futuristic 4.8%
- #6 Cosmic Robots
93% matchNo user reviews2026
Dev: Aniode Pub: Aniode
Windows · Mac
Defend your planet from waves of robot invaders! Build powerful turrets, upgrade your defenses, and command robot units to fight drones, tanks, and massive bosses. Then send your own forces to attack the enemy planet in this action-packed sci-fi tower defense game.
Why similar: Tower Defense 23.3%, RTS 21.8%, Action RTS 18.2% ★, Strategy 13%, Aliens 9.1%
- #7 Defence of Nythrial
91% matchNo user reviews
Dev: Fantasy Bytes Entertainment
Windows
Defence of Nythrial is a 2D, Top down, Tower Defence / Real Time Strategy Game.
Why similar: Action RTS 30.5% ★, RTS 26.8%, Tower Defense 22.6%, Strategy 17.5%, 2D 2.6%
- #8 Ant Guardians Prologue
91% matchPositive90% of 10 reviews2025
Dev: JCGames
Windows
It’s a defense game where you create your own strategy, grow your units, and defend against enemies.
Why similar: Action RTS 28.8% ★, RTS 22.7%, Tower Defense 21.1%, Strategy 9.9%, Action 4.9%
- #9 Stickman World Battle
90% match7 user reviews14% of 7 reviews2024
Dev: Sergey MezhakovPub: Sergey Mezhakov
Windows
Stickman World Battle - new exciting and thrilling real-time strategy with famous stickman heroes!
Why similar: Action RTS 23.9% ★, RTS 23.3%, Tower Defense 22.7%, Strategy 17%, Action 9.1%
- #10 Ad Astra: Sci-Fi Tower Defense
89% match7 user reviews57% of 7 reviews2024
Dev: Azure Moon Games Ltd.
Windows
Lose yourself in an indie solo-dev. treasure that harkens back to arcade classics! All while thumping along to killer retro-inspired beats by Ovani sound. Embark on an epic tower defense adventure against awe-inspiring machine monstrosities, made by a devoted gamer for devoted gamers.
Why similar: Action RTS 32.5% ★, RTS 22.9%, Tower Defense 21.6%, Strategy 10.2%, Futuristic 3.8%
- #11 Command & Conquer™ and The Covert Operations™
88% matchMostly Positive73% of 419 reviews2024
Dev: Westwood StudiosPub: Electronic Arts
Windows
Median: 24 minMean: 10.4 hrs≥1hr: 37%
The legendary RTS game which started it all. Will you side with the humanistic GDI or bring the world to its knees with Kane and the Brotherhood of Nod. Your adversaries are without mercy. And so are you.
Why similar: RTS 34.3%, Action RTS 31% ★, Strategy 21.8%, Action 12.9%
- #12 EXITOR
89% matchNo user reviews2023
Dev: Lvl26Devs
Windows
A difficult, fast-paced action, real-time strategy game in which you embark on an exciting journey, fighting against a wide variety of dangerous enemies whilst levelling up your different characters.
Why similar: Action RTS 32.9% ★, RTS 27%, Strategy 17.4%, Action 11.3%, Top-Down 5%
- #13 Military Defense
87% matchNo user reviews2025
Dev: Taranau Aliaksei
Windows
Protect the base from an alien invasion. Place cannons and destroy the invaders. Upgrade cannons to resist the enemies.
Why similar: Action RTS 24% ★, RTS 20.8%, Tower Defense 19.5%, Strategy 10.1%, Aliens 6.8%
- #14 Minion Slayer
86% match8 user reviews88% of 8 reviews2022
Dev: TansanGames
Windows
Prevent the invasion of the minions that stimulate the desire for challenge and prove that you are a slayer physically and mentally.
Why similar: Action RTS 31.5% ★, Tower Defense 26.8%, RTS 25.5%, Strategy 13.7%, 2D 2.1%
- #15 Atahion - Tower Defense
86% matchNo user reviews2027
Dev: EhtChaos
Windows
Build your defense base to repel alien invaders. Atahion is a strategy and tactical defense game in which you have to extract resources, build defense towers and use bonuses to complete the mission.
Why similar: Tower Defense 28.1%, RTS 27.4%, Action RTS 12.8% ★, Strategy 11.6%, Aliens 7.1%
- #16 Tower Defense Ultimate: Crashfall Protocol
84% match3 user reviews100% of 3 reviews2026
Dev: Thonus Digital
Windows
Defend your base against relentless alien waves in a sci-fi tower defense strategy game. Build deadly kill zones, unlock new towers and special abilities, and adapt your loadout to survive escalating assaults across a hostile campaign.
Why similar: Action RTS 30% ★, Tower Defense 22.8%, RTS 19.5%, Strategy 9.7%, Aliens 7.9%
- #17 Our Last Stand
85% matchNo user reviews2026
Dev: Maurice
Windows
Our Last Stand is a tower defence game that allows you to command a powerful mech and defend against relentless waves of enemies. Play on different worlds to gather resources, unlock advanced technology, and level your commander to gain powerful new abilities. Build defend, survive.
Why similar: Action RTS 29.1% ★, RTS 25.4%, Tower Defense 21.5%, Strategy 16.4%, Futuristic 5.3%
- #18 In Game Leader
84% matchNo user reviews2026
Dev: saveja1s
Windows
Become your teams In-Game Leader and lead your team of 5 agents to victory.
Why similar: Action RTS 30.5% ★, RTS 24.7%, Strategy 15.3%, Top-Down Shooter 11.3%, Action 7%
- #19 Decimation
83% matchNo user reviews2026
Dev: Elementum Software Development Services
Windows
Sci-fi tower defense meets ARPG-like hero combat. Build towers then fight alongside them with your hero as you battle through a campaign to uncover the fate of a colonization effort on a distant planet.
Why similar: Tower Defense 27.3%, Action RTS 23.8% ★, RTS 17%, Strategy 12.9%, Action 8%
- #20 HYPER 2
82% matchNo user reviews
Dev: MutoXicated
Windows
Defend your tower for as long as you can from the aliens invading your space! Level up, earn money and new units, and strategically place them in the grid!
Why similar: Action RTS 29.5% ★, Tower Defense 21.6%, RTS 17.4%, Strategy 8.7%, Aliens 7.3%
- #21 Get Off My Space!
82% match2 user reviews0% of 2 reviews2022
Dev: Yasho Salamander
Windows
Get Off My Space! is a tower defense game where you rely on skillful tower placement and resource management to beat upcoming dangers of the galaxy. Combining strategy and micro-managing fire groups, you will overcome the hardest level objectives.
Why similar: RTS 22.1%, Tower Defense 19.2%, Top-Down Shooter 11.8%, Bullet Hell 11.5%, Strategy 10.2%
- #22 Atom Assault
81% matchNo user reviews
Dev: GameEraStudios
Windows
Atom Assault throws you into a chaotic Red vs Blue war where everything explodes, infantry fish for money, and you can even pilot nukes in first person. Full 3D, fully destructible world, fast, funny, proudly indie. If you miss old school RTS mayhem, this one hits hard.
Why similar: Action RTS 26.1% ★, RTS 21.3%, Tower Defense 18.4%, Aliens 9.9%, Strategy 9.7%
- #23 Terra Division
81% matchNo user reviews
Dev: Ushanka Games
Windows
Combine FPS skill and RTS strategy in one game. From the strategic overview of a commander to the focused fire of a frontline soldier, every perspective serves the same purpose: absolute victory. Experience a war where every life has value and every order carries the weight of consequence.
Why similar: RTS 34.1%, Action RTS 23.9% ★, Strategy 15.1%, Action 7.7%, Aliens 6.1%
- #24 Command & Conquer Red Alert™, Counterstrike™ and The Aftermath™
79% matchMostly Positive79% of 384 reviews2024
Dev: Westwood StudiosPub: Electronic Arts
Windows
Median: 18 minMean: 9.9 hrs≥1hr: 32%
Surrender is not an option
Why similar: Action RTS 34.7% ★, RTS 28.7%, Strategy 25%, Action 11.6%
- #25 Cosmic Stronghold
80% matchNo user reviews
Dev: Nikolaj Piet PaghPub: PetskullGames
Windows
Cosmic Stronghold is a mix of the genres RTS and Tower Defense. Your primary goal is to keep your space station alive for as long as possible, so that it can harvest the nearby mines for precious mineral ores. You will be faced with waves of enemies, getting stronger and stronger for each wave.
Why similar: Action RTS 27.8% ★, RTS 22.1%, Tower Defense 19.5%, Strategy 10.2%, Aliens 9.1%
- #26 Galaxy Trek
79% match2 user reviews100% of 2 reviews2024
Dev: Peritoma Studios
Windows
Galaxy Trek is a fun, simple and addictive indie game that will test your reflexes, strategy and skill. Each game you play is unique!
Why similar: Action RTS 46.1% ★, RTS 23.2%, Strategy 13.2%, Action 8%, Space 6.9%
- #27 Fable Forts! - Tower Defense
78% matchNo user reviews
Dev: Wirescribe Corp
Windows
Fable Forts! TD: defend your fairy kingdom from stupid human invaders!
Why similar: Action RTS 25.7% ★, Tower Defense 25.5%, RTS 25.2%, Strategy 13.3%, Action 4.4%
- #28 Skeleton Scramble Deluxe
78% matchPositive97% of 33 reviews2022
Dev: Chris Turd Boomerang Armstrong
Windows
Skeleton Scramble Deluxe is a fast-paced, head-to-head real-time strategy game. Play as a necromancer, summon an army of relentless skeleton warriors, and frantically build a gauntlet of turrets to hold off your opponent's forces.
Why similar: Action RTS 34.7% ★, RTS 23.6%, Tower Defense 22.7%, Strategy 10.6%, Top-Down 5.6%
- #29 Survivors Under Siege
77% matchNo user reviews
Dev: Klukia
Windows
Survivors Under Siege blends action RTS and tower defense into a minimalist tactical experience. Position your units wisely and strike at the perfect moment to stand against waves of zombies and mutants.
Why similar: Action RTS 32.9% ★, Tower Defense 20.5%, RTS 14.8%, Top-Down Shooter 12.1%, Strategy 8.9%
- #30 Frontline Crisis
76% matchVery Positive88% of 382 reviews2024
Dev: BCQTPub: Gamersky Games
Windows
Median: 1.2 hrsMean: 4.0 hrs≥1hr: 57%
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!
Why similar: RTS 21.6%, Tower Defense 21.6%, Action RTS 20.8% ★, Top-Down Shooter 14.1%, Strategy 8.4%
- #31 Arise Dark Lord
77% matchNo user reviews
Dev: Introversion Software
Windows · Mac
You are The Dark Lord! Raise an evil army, and crush the race of men. An action-strategy hybrid RTS, blending tower defence, base building and direct control of your Dark Lord avatar, currently in early development.
Why similar: Action RTS 35.3% ★, RTS 22.7%, Tower Defense 21.7%, Strategy 12.2%, Action 5.2%
- #32 Hobgoblins Against Dwarfs
76% matchNo user reviews
Dev: Enigma Empire Entertainment
Windows
Craft an unstoppable defence using Dwarven Towers and a fearless squad, then take on waves of invading Hobgoblins in this thrilling real-time strategy tower defence game! Strategize, upgrade, and triumph in Hobgoblins Against Dwarfs!
Why similar: Tower Defense 27.9%, RTS 27.1%, Action RTS 23.3% ★, Strategy 15.3%, Management 3.5%
- #33 Forsaking Valhalla
75% matchNo user reviews
Dev: Stemmlar Technologies
Windows
A survival RTS game where you defend your village against relentless waves of Norse mythological creatures. Build defenses, train warriors, and gather resources to survive as long as possible. If your Town Hall falls, it's game over. How long will you last?
Why similar: Action RTS 33.9% ★, RTS 23.4%, Tower Defense 22.4%, Strategy 10.3%, Top-Down 5.6%
- #34 Stick Infinite Kingdom
74% matchMixed67% of 43 reviews2025
Dev: Arckon Arts
Windows
Master strategic gameplay as you build, train, and upgrade units to protect your base. With an immersive storyline, stunning visuals, and easy controls, it's an epic battle for survival!
Why similar: Action RTS 34.5% ★, RTS 24.6%, Tower Defense 23.1%, Strategy 10.9%, Action 5%
- #35 Project Kepler: Delivery Included!
75% matchNo user reviews
Dev: Skalkevai
Windows
Survive on a hostile planet by automating a factory, fighting alien waves, and buying random upgrades. Hold out until the cleansing bomb drops! Roguelike strategy with drones & survival.
Why similar: Tower Defense 21.3%, RTS 21.3%, Bullet Hell 16.9%, Top-Down Shooter 16.9%, Strategy 11.6%
- #36 Random Realms Hero Under Siege
74% matchNo user reviews2025
Dev: KizerGraphics
Windows
Random Realms Hero Under Siege is a fast-paced single player tower defense RTS where every match is a fresh roll of the dice. Build bases from randomized building options, lead a leveling hero and their army, and hold the line against escalating enemy waves.
Why similar: Tower Defense 24.7%, Action RTS 23.5% ★, RTS 19.5%, Strategy 12%, Action 8.2%
- #37 Dead World Heroes
73% matchNo user reviews
Dev: Fehér BálintPub: Gotolabs Game Studio
Windows
Dead World Heroes is an RTS-Action game in a Zombie setting. Travel the zombie-plagued country, collect supplies, build a team of survivors, crush the undead hordes!
Why similar: Action RTS 30.7% ★, Tower Defense 20.5%, RTS 15.8%, Strategy 9.9%, Post-apocalyptic 8%
- #38 Stickman WW2
73% matchNo user reviews
Dev: Sergey MezhakovPub: Sergey Mezhakov
Windows
Join the historic battles of World War II in the new game Stickman WW2
Why similar: Action RTS 24.2% ★, RTS 23.7%, Tower Defense 23.1%, Strategy 17.5%, Action 9.3%
- #39 Critter Chaos TD
71% match7 user reviews86% of 7 reviews2025
Dev: Chaos Creations
Windows
Critter Chaos TD is a fast, frantic and chaotic Tower Defence game in which you must rid the world of the evil Critters. Build stations and guns to fortify your defences and prevent the various types of Critters from reaching your base.
Why similar: Action RTS 37.6% ★, RTS 21.7%, Tower Defense 21.2%, Strategy 12.7%, Action 3.9%
- #40 Planetary Defense: An Orbital Turret Defense System
73% match3 user reviews100% of 3 reviews2022
Dev: SODEC Games
Windows
2D space shooter and turret defense come together to create the Planetary Defense System this world needs! Shoot down asteroids and aliens and survive the bosses in this arcade like game featuring customizable satellites, projectiles, and upgradable Cannon and Planet Shield systems.
Why similar: Tower Defense 21.8%, Top-Down Shooter 14.8%, Bullet Hell 10.9%, Aliens 10.5%, Strategy 8.6%
- #41 Astra Defender
72% matchNo user reviews
Dev: Yokereba
Windows · Linux
Blast through enemies, build defenses, launch fighters, and upgrade your way to victory in this fast-paced space shooter/action RTS hybrid.
Why similar: Action RTS 34.5% ★, RTS 21%, Top-Down Shooter 18.5%, Strategy 11.3%, Action 5.5%
- #42 Base Craft: Desolate Survival
72% match2 user reviews100% of 2 reviews2022
Dev: Cold North Games
Windows
Co-op twin-stick base building survival game.
Why similar: Action RTS 24.2% ★, RTS 19.3%, Tower Defense 16.8%, Top-Down Shooter 10.6%, Strategy 8.2%
- #43 Battlefleet Gust Wind
70% matchNo user reviews
Dev: TigerQiuQiu
Windows
About:The solar system was invaded by aliens of unknown origin. The earth has fallen. As the commander of the surviving space fleet, return to the solar system from outer space and save the earth.
Why similar: RTS 28.8%, Tower Defense 23.8%, Strategy 18.5%, Top-Down Shooter 15.3%, Top-Down 4.5%
- #44 CARNAGE OFFERING Tower Defense
69% matchVery Positive90% of 309 reviews2023
Dev: FuturtechPub: Nova's Army
Windows
The replicator robots are back! It's 2528. The machines are increasingly infecting the planets with genetically modified monsters. Challenge them and try to stop the onslaught. Upgrade buildings and heroes, mine resources, discover technology and fight to save humanity!
Why similar: Tower Defense 41.6%, RTS 37.8%, Strategy 17.4%, Action 2.7%, Indie 0.5%
- #45 Anomaly: Warzone Earth
71% matchVery Positive87% of 4,676 reviews2011
Dev: 11 bit studios
Windows · Mac · Linux
Median: 2.4 hrsMean: 11.0 hrs≥1hr: 88%
Lead an armored squad through the perils of this reversed tower defense action-strategy game!
Why similar: Tower Defense 33.7%, Strategy 29.7%, RTS 13%, Action 8.5%, Aliens 5.6%
- #46 Battle For Cosmos
70% match6 user reviews100% of 6 reviews2023
Dev: Oscar Makes Games
Windows
Battle For Cosmos is a fast-paced, action-packed RTS set in space. With a focus on the battle it is perfect for those who want a thrilling and engaging strategy game without the unnecessary filler. Take control of your empire, build your defenses, and conquer the cosmos!
Why similar: Action RTS 43% ★, RTS 28.5%, Strategy 12.9%, Space 5.2%, Futuristic 3.6%
- #47 ADORATE
70% matchNo user reviews
Dev: Fishbowl Studio
Windows
Take the role of an evil god amassing a cult of followers, build their town, and defend them from incoming holy forces!
Why similar: Action RTS 34.2% ★, Tower Defense 18.7%, RTS 15.1%, Top-Down Shooter 14.6%, Strategy 9.4%
- #48 Grey Galactic
69% match3 user reviews67% of 3 reviews2025
Dev: Alex McGeePub: Blue Quill Studios LLC
Windows
Grey Galactic is a real time strategy game in space where you build up your planets and ships to conquer your enemies. Develop your empire and fleet of spaceships to destroy your enemies and take over the galaxy! Do you have what it takes to become the best Fleet Captain the UFMC has ever seen?
Why similar: Action RTS 30.9% ★, RTS 23.9%, Strategy 10.7%, Action 6.3%, Futuristic 6.2%
- #49 Kingdom Under Fire: A War of Heroes (GOLD Edition)
69% matchVery Positive86% of 270 reviews2022
Dev: Bloom TechnologyPub: IncrediSoft
Windows
- World first to achieve a successful serverless online gaming feature by utilizing Locus Chain Blockchain technology - RPG game mode with multi-play capability - Unique RTS/RPG Hybrid
Why similar: Action RTS 31.1% ★, RTS 31.1%, Strategy 20.6%, Action 11.3%, Tactical 3.3%
- #50 Solar Defense
68% matchNo user reviews100% of 1 reviews2026
Dev: Ballant Studios
Windows
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.
Why similar: Tower Defense 26.2%, Strategy 18.2%, Top-Down Shooter 16.4%, Action 11.7%, Aliens 10.3%
- #51 Elementals Reborn
71% match9 user reviews44% of 9 reviews2017
Dev: alexnown
Windows
In Elementals Reborn you will explore the forgotten lands and fight their inhabitants. In Elementals Reborn, you can find entertainment of your own!
Why similar: Strategy 30.2%, RTS 23.2%, Tower Defense 21%, Action 17%, Tactical 4%
- #52 Space gold rush TD
68% matchNo user reviews2028
Dev: Bottled Pixel
Windows
Join in on the next gold rush and become a prospector in space. In this unique tower defense you can set up and reposition towers for maximum efficiency and adapt to the environment.
Why similar: Action RTS 27.2% ★, RTS 22.7%, Tower Defense 21.5%, Strategy 9.8%, Space 5.3%
- #53 Ant Guardians
67% matchPositive88% of 25 reviews2025
Dev: NotThisTime
Windows
It’s a defense game where you create your own strategy, grow your units, and defend against enemies.
Why similar: Action RTS 28.6% ★, RTS 23.3%, Tower Defense 22.5%, Strategy 9.2%, Aliens 7.7%
- #54 Gribblin Defense
68% matchNo user reviews
Dev: Dev Squared
Windows
A tower defense game where you must defend your home planet from endless waves of Gribblins!
Why similar: Action RTS 32.2% ★, RTS 24.7%, Tower Defense 22.9%, Strategy 10.4%, Action 5.7%
- #55 SYNCHRONIZERS: UNDEAD MARINES
67% matchNo user reviews
Dev: Ale Navarro
Windows
"SYNCHRONIZERS: UNDEAD MARINES" blends high-quality Three-Lane Tower Defense with Reverse Tower Defense gameplay. Command your units in a thrilling narrative reminiscent of a StarCraft and Plants Vs. Zombies fusion! Your choices will forge the path to victory—or defeat.
Why similar: Action RTS 28.2% ★, RTS 17.8%, Tower Defense 17%, Aliens 9.2%, Strategy 8.2%
- #56 WitchRider
67% matchNo user reviews
Dev: OnionGame
Windows
This is a building tower defense game with RPG elements to hunt down the demon guard altar.
Why similar: Action RTS 27.1% ★, Tower Defense 22.1%, RTS 21.3%, Top-Down Shooter 13.8%, Strategy 10.4%
- #57 Drift Wars
67% matchNo user reviews2026
Dev: BRZDRIFT
Windows · Linux
A new style of RTS that focuses heavily on terraforming and changing terrain to different types to overcome your opponent ! Inspired by old-school RTSes but with next-generation RTS ideas !
Why similar: Action RTS 38.2% ★, RTS 31.2%, Strategy 21.2%, Top-Down 5.7%, Sci-fi 2.9%
- #58 Skyfort
66% matchNo user reviews
Dev: Space Byte Studios
Windows
This game is a arcade block placing game mixed with action-packed Tower Defense gameplay mechanics. Build forts out of tetrominoes high up in the sky and defend it against the incoming waves of airships, by shooting at them with your minigun and building defenses!
Why similar: Action RTS 28.3% ★, Tower Defense 24.8%, RTS 22.4%, Strategy 11.9%, Action 6.4%