- #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 20.9%, Tower Defense 20.4%, Action RTS 20% ★, Strategy 14.4%, Bullet Hell 10.2%
- #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 32.2% ★, Tower Defense 23.1%, Strategy 15%, Aliens 6.3%, Action 5.6%
- #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 16.1%, Bullet Hell 8.9%, Top-Down Shooter 8.8%
- #4 Infested Planet
95% matchVery Positive94% of 3,014 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 26.9%, RTS 26.2%, Strategy 18.3%, Aliens 7.2%, Top-Down 7.1%
- #5 Cosmic Robots
94% 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 23.4%, RTS 21.7%, Action RTS 18.2% ★, Strategy 13.1%, Aliens 9.1%
- #6 Defence of Nythrial
92% 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 26.7%, Tower Defense 22.6%, Strategy 17.6%, 2D 2.6%
- #7 Stickman World Battle
91% match6 user reviews17% of 6 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 23.2%, Tower Defense 22.7%, Strategy 17.2%, Action 9%
- #8 Ant Guardians Prologue
91% match8 user reviews88% of 8 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 28.7% ★, RTS 22.7%, Tower Defense 21.2%, Strategy 10%, Action 4.8%
- #9 Ad Astra: Sci-Fi Tower Defense
90% 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 32.4% ★, RTS 22.9%, Tower Defense 21.6%, Strategy 10.3%, Futuristic 3.8%
- #10 Command & Conquer™ and The Covert Operations™
89% matchMostly Positive73% of 403 reviews2024
Dev: Westwood StudiosPub: Electronic Arts
Windows
Median: 24 minMean: 10.5 hrs≥1hr: 36%
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 34.2%, Action RTS 31% ★, Strategy 21.9%, Action 12.8%
- #11 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 26.9%, Strategy 17.5%, Action 11.2%, Top-Down 5.1%
- #12 Military Defense
88% 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 20.7%, Tower Defense 19.5%, Strategy 10.2%, Aliens 6.7%
- #13 Minion Slayer
87% 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 31.4% ★, Tower Defense 26.8%, RTS 25.4%, Strategy 13.7%, 2D 2.1%
- #14 Tower Defense Ultimate: Crashfall Protocol
86% match2 user reviews100% of 2 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 22.9%, RTS 19.4%, Strategy 9.8%, Aliens 7.8%
- #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 27.3%, Action RTS 12.8% ★, Strategy 11.7%, Aliens 7.1%
- #16 Decimation
84% matchNo user reviews
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 27.1%, Action RTS 24% ★, RTS 17%, Strategy 13.1%, Action 7.9%
- #17 Get Off My Space!
85% 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%, Tower Defense 19.2%, Top-Down Shooter 11.8%, Bullet Hell 11.6%, Strategy 10.3%
- #18 Atom Assault
84% 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 21.2%, Tower Defense 18.4%, Aliens 9.9%, Strategy 9.8%
- #19 HYPER 2
83% 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 17.3%, Strategy 8.8%, Aliens 7.3%
- #20 Terra Division
82% 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%, Action RTS 23.9% ★, Strategy 15.2%, Action 7.6%, Aliens 6.1%
- #21 Command & Conquer Red Alert™, Counterstrike™ and The Aftermath™
81% matchMostly Positive79% of 370 reviews2024
Dev: Westwood StudiosPub: Electronic Arts
Windows
Median: 18 minMean: 10.1 hrs≥1hr: 32%
Surrender is not an option
Why similar: Action RTS 34.7% ★, RTS 28.6%, Strategy 25.2%, Action 11.5%
- #22 Cosmic Stronghold
82% 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 27.7% ★, RTS 22%, Tower Defense 19.6%, Strategy 10.3%, Aliens 9.1%
- #23 Galaxy Trek
81% 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% ★, RTS 23.1%, Strategy 13.3%, Action 8%, Space 6.9%
- #24 Fable Forts! - Tower Defense
80% matchNo user reviews
Dev: Wirescribe Corp
Windows
Fable Forts! TD: defend your fairy kingdom from stupid human invaders!
Why similar: Action RTS 25.6% ★, Tower Defense 25.5%, RTS 25.1%, Strategy 13.4%, Action 4.4%
- #25 Skeleton Scramble Deluxe
79% 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 23.5%, Tower Defense 22.7%, Strategy 10.7%, Top-Down 5.6%
- #26 Survivors Under Siege
79% 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 14.7%, Top-Down Shooter 12.1%, Strategy 9%
- #27 Frontline Crisis
77% matchVery Positive89% of 370 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: Tower Defense 21.6%, RTS 21.5%, Action RTS 20.7% ★, Top-Down Shooter 14.1%, Strategy 8.4%
- #28 Hobgoblins Against Dwarfs
78% 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 28%, RTS 27%, Action RTS 23.3% ★, Strategy 15.4%, Management 3.5%
- #29 Project Kepler: Delivery Included!
78% matchNo user reviews2026
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 21.2%, Bullet Hell 17%, Top-Down Shooter 16.9%, Strategy 11.7%
- #30 Stick Infinite Kingdom
76% matchMostly Positive71% of 37 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 24.5%, Tower Defense 23.1%, Strategy 11%, Action 5%
- #31 Forsaking Valhalla
77% 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 23.3%, Tower Defense 22.4%, Strategy 10.4%, Top-Down 5.7%
- #32 Random Realms Hero Under Siege
76% 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 23.4% ★, RTS 19.4%, Strategy 12%, Action 8.1%
- #33 Dead World Heroes
75% 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 7.9%
- #34 Planetary Defense: An Orbital Turret Defense System
75% 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 8.7%
- #35 Stickman WW2
74% 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 24.1% ★, RTS 23.6%, Tower Defense 23.2%, Strategy 17.7%, Action 9.3%
- #36 Critter Chaos TD
73% 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 21.6%, Tower Defense 21.2%, Strategy 12.8%, Action 3.9%
- #37 Astra Defender
74% 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 20.9%, Top-Down Shooter 18.5%, Strategy 11.4%, Action 5.4%
- #38 Base Craft: Desolate Survival
73% 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 8.3%
- #39 Battlefleet Gust Wind
72% 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 28.7%, Tower Defense 23.8%, Strategy 18.6%, Top-Down Shooter 15.3%, Top-Down 4.5%
- #40 Anomaly: Warzone Earth
73% matchVery Positive87% of 4,668 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 33.9%, Strategy 29.8%, RTS 12.9%, Action 8.4%, Aliens 5.6%
- #41 CARNAGE OFFERING Tower Defense
71% matchVery Positive90% of 306 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 41.7%, RTS 37.6%, Strategy 17.5%, Action 2.7%, Indie 0.5%
- #42 Battle For Cosmos
71% 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 28.4%, Strategy 13%, Space 5.2%, Futuristic 3.6%
- #43 ADORATE
71% 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 34.1% ★, Tower Defense 18.7%, RTS 15%, Top-Down Shooter 14.6%, Strategy 9.5%
- #44 Grey Galactic
70% 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 23.8%, Strategy 10.7%, Action 6.3%, Futuristic 6.2%
- #45 Kingdom Under Fire: A War of Heroes (GOLD Edition)
70% matchVery Positive86% of 269 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%, Strategy 20.8%, Action 11.2%, Tactical 3.3%
- #46 Solar Defense
69% 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 18.3%, Top-Down Shooter 16.4%, Action 11.6%, Aliens 10.3%
- #47 Elementals Reborn
72% 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 30.4%, RTS 23.1%, Tower Defense 21%, Action 16.9%, Tactical 4%
- #48 Space gold rush TD
70% matchNo user reviews
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 27.1% ★, RTS 22.6%, Tower Defense 21.5%, Strategy 9.9%, Space 5.3%
- #49 Ant Guardians
68% 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 22.6%, Strategy 9.3%, Aliens 7.7%
- #50 Drift Wars
69% matchNo user reviews
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 38.4% ★, RTS 31.3%, Strategy 21.2%, Top-Down 5.6%, Sci-fi 2.8%
- #51 Gribblin Defense
69% 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 24.6%, Tower Defense 22.9%, Strategy 10.5%, Action 5.7%
- #52 WitchRider
68% 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 22.2%, RTS 21.2%, Top-Down Shooter 13.8%, Strategy 10.4%
- #53 SYNCHRONIZERS: UNDEAD MARINES
68% 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 17.7%, Tower Defense 17.1%, Aliens 9.2%, Strategy 8.2%
- #54 Celestial Defense
67% matchNo user reviews
Dev: GoUnconditionalGames
Windows
Celestial Defense is a sci-fi space tower defense strategy game where tactical base building and resource management determine your survival. Build asteroid belts, evolve planets, and withstand relentless wave survival combat against the Void.
Why similar: Action RTS 36.8% ★, Tower Defense 27%, Strategy 19.1%, Space 4.3%, Sci-fi 3.4%
- #55 Skyfort
67% 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 22.3%, Strategy 11.9%, Action 6.4%
- #56 Xeno Command
67% matchVery Positive84% of 55 reviews2022
Dev: ChillyRoomPub: ChillyRoom
Windows
Defend galaxy against Alien invasion in the RTS offline game with roguelike fun
Why similar: Action RTS 30.5% ★, RTS 18.6%, Tower Defense 18%, Strategy 7.9%, Aliens 7.2%
- #57 General Chaos - MAJOR SNAFU
67% matchNo user reviews2026
Dev: Game Refuge Inc.
Windows
"Currently, GENERAL CHAOS - MAJOR SNAFU is considerably more than halfway to the finish line! This time around, its a sprite-based, multiplayer PC Game that uses an Xbox-style Game Controller &/or Keyboard & Mouse .
Why similar: Action RTS 34.7% ★, RTS 28.2%, Strategy 20.6%, Action 7.6%, Comedy 6.1%
- #58 Songs of the Chalice
66% matchNo user reviews
Dev: vodasoft_tm
Windows
Song of the Chalice is a simple 3D realtime strategy for a single player with tower defense mechanics, inspired by the events of the Hussite era (1419-1420).
Why similar: Action RTS 35.6% ★, RTS 29.4%, Strategy 18.6%, Tower Defense 12.8%, Action 3%