Top similar games like UIFO DEFENSE HD:
UIFO DEFENSE HD $4.99
UIFO Defense has a special gameplay of tower defense. Utilize the terrain and different turrets to eliminate alien invaders and protect the crystal cores which are critical to science and technology of your civilization.
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MechDefender - Tower Defense$0.99
MechDefender is an innovative fusion of two gaming genres - seamlessly blending the intense action of a top-down shooter with the strategic depth of tower defense.
Ancient Planet Tower Defense$4.99
Ancient Planet is classic tower defense game. The stronghold of an ancient civilization has been invaded by hordes of alien raiders. Use powerful technologies of the Ancient and repel the attack of the enemy's armies!
Super Sanctum TD$4.99
Super Sanctum TD is a retro-styled Tower Defense game that focuses on strategy, customization and replayability. Build advanced mazes and construct powerful towers to prevent alien hordes from reaching the Core!
Nanobots$3.99
Nanobots is a fast-paced casual game about destroying self-replicating nanotechnology robots. You have to reduce the standing population to zero in order to advance to the next level, as even one overlooked Nanobot can replicate itself and bring you back to square one in a matter of seconds.
Space Viking Raiders$4.99
Co-op action role-playing comedy in a sci-fi multiverse. 3-5 hour campaign, 1-4 players online! Badass abilities will have you wreck havoc with physics and mass destruction. The best vikings use their limited energy to efficiently wipe out hordes of enemies. PvE MOBA-style hack-and-cast!
Space Viking Raiders VR$2.99
Looking for an online co-op game to play through with friends? You want a hilarious story with full voice acting! Diablo meets Gauntlet in this dungeon crawler action RPG. Wreck havoc with physics and mass destruction in SPACE VIKING RAIDERS! Wishlist now!
EnterVR$9.99
Entervr is a cartoon style bow and crossbow tower anti shooting VR game.It is an award-winning work in Qualcomm XR competition.
Beyond Flesh and Blood$14.99
Space is easy... Prepare for Earth.Beyond Flesh and Blood is the harsh shooter designed to push your skills to the limit.
WARSHIFT$9.99
Unique mix of Action, RTS and RPG 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.
幸存者 星星之火 | Survivor Spark$4.99
Survivor: Spark is the first episode of a series of anti alien invasion games. It's a classic transcendental third person shooting game!
Space Drone: Rescue Mission$1.99
Space drone is a minimalist open world puzzle game with grid movement where you remotely control a drone to find and rescue your lost mates in space. Every movement spend energy, be aware to don't be without it!
ViSP - Virtual Space Port$14.99
ViSP – Virtual Space Port is a creative building game for VR. Construct your own space port out of blocks and defend it against relentless enemies to fortify your space colony!
ReFactory$11.99
Build, explore, fight! ReFactory is a 2D strategy game with a focus on construction and logistics where you build an automated mega-factory on an alien planet.
Last-Hit DefenseFREE
Defense game in which you build towers to block enemies from approaching.Action game in which you control a hero to eliminate monsters.An innovative 'Action-Defense' game created by merging two game genres !
Discharge$9.99
Lead your drones into an epic battle for the last iridium on the planet.
Save and Conquer : 8 YearsFREE
This is a 2D defense game that depicts the near future that may arise from climate change. Unlike the defense game, which is automatically attacked by traditional turrets, it is an attractive game that requires you to defeat the enemy by operating the turret directly with limited power.
FortressCraft Evolved!$12.99
FortressCraft Evolved is a unique blend of Voxel Landscapes, Tower Defense, Crafting, Logistics, Exploration, Combat and Assembly lines. Players begin by crash-landing on a strange alien world, left with only a small handful of starting machines.
Gaia$19.99
A sci-fi base building survival game, featuring raids, agriculture, intelligent AI, natural disasters and more.
Overdungeon$14.99
A completely new style real-time card battle "Overdungeon" Overdungeon combines rogue-like, tower defense and card games. More than 100 cards are Attack, Animal, Building, Spell, Trap, etc..Build your creative and crazy deck!
Random Core Defense$3.99
"In 'Random Core Defense,' acquire and enhance cores using limited resources to withstand relentless enemy onslaughts. Defeat powerful bosses and test your strategy to survive until the very end!"
Under Domain - Alien Invasion Simulator$5.99
Under Domain - Alien Invasion Simulator will surprise you with a Sci-fi turn-based game completely different from others. How about turning yourself into an Alien and planning an invasion to Planet Earth? You can secretly influence human history and build war machines to exterminate human beings.
大小串串烧$6.99
The main playing of the game is to provide energy for the card through stick operation, so as to launch skills to attack the enemy. After victory, you can get "Hot pot". But be careful, "hot pot" should be well protected and easy to be robbed by other players.
Downtown Mafia: Gang WarsFREE
Addictive text-based Mafia MMO RPG where you team up with other players to wage Gang Wars, Turf Wars, Boss Fights, Hire Mercs, Hit-List your enemies, buy weapons, vehicles and equipments, City-based Missions, TOURNAMENTS and much more..
MoonBeam$0.99
Here's a special forces team for you, they all have unique skills. Your task is to make the enemy die in a designated place. Get more energy.
Arcane spark$1.99
Unleash your elemental fury in Arcane Spark, the ultimate competitive magic combat game! Choose from the four classical elements - Earth, Fire, Water, and Air - each with its unique strengths and weaknesses, and engage in thrilling free-for-all battles against other players.
The Riftbreaker$29.99
The Riftbreaker™ is a base-building, survival game with Action-RPG elements. You are an elite scientist/commando inside an advanced Mecha-Suit capable of dimensional rift travel. Hack & slash countless enemies. Build up your base, collect samples and research new inventions to survive.
Pipeline Panic$3.99
Good old fashioned 2D arcade fun with tons of upgrades and fast paced action where taking risks is rewarded with a higher score. Defend humanity's last source of energy wrench in one hand, laser gun in the other
Galaxy Too Far$11.99
Another world is about to become a resource colony for your Creator. Prove your usefulness. Spread your influence across the planet. Take all resources you can reach. Build a base on the surface and in space. Сomplete the construction of an intergalactic beacon to absorb the entire planet.
BattleField BattleFront$6.99
If I would categorize "BattleField BattleFront," it would be summarized as a RTSTD (real-time strategy tower defense) game.
DangerSpace$24.99
DangerSpace is a blend of thrilling space sim and tense RTS gameplay. The deliciously heavyweight, physics-driven flight engine gives a new gaming experience.
Radiant Defense$9.99
MILLIONS OF ALIENS WILL DIE!Radiant Defense is a tower defense game set in a vibrant universe invaded by countless alien hordes.Build your space fortress any way you wish, set up wide variety of weapons and traps and let the invasions begin!
Cubians: Combine$9.99
Combine and defend! Cubians: Combine is a defense game that uses small and cute Voxel Soldier Cubian to block enemies. It's a fantastic world created from the charming characters made with Voxel and the unique atmosphere, and the individuality of Cubian who can make various things through assembly.
Harvest: Massive Encounter$7.99
Harvest: Massive Encounter is an award-winning real-time strategy game with battles of epic proportions and a unique style of resource management and exploration. Build power plants, mineral harvesters and defense towers and make sure they have sufficient energy to fend off endless hordes of evil aliens.
Alien Kingdom$4.49
Alien Kingdom is a first person city building and strategy game that weaves medieval and sci-fi atmospheres. You'll go adventuring and find villagers you can escort home to help expand your kingdom, and construct utility buildings like farms, houses & resources buildings, defensive structures like gates, towers & walls, and unit...
Exodus Frontier: The Last Stand$2.99
In Exodus Frontier: The Last Stand, humanity’s last hope lies on the distant planet Xylonia. As a brave explorer, you'll battle fierce alien resistance and fight to establish a colony. Strategize, adapt, and defend your foothold—survival of mankind depends on your choices.
Smile To Fly$2.99
Mine gold and electricity in your own space colony, find new inhabitants in space, and eventually make them happy - because the energy of happiness through smile-to-fly technology can be transformed into rocket fuel!
Mystic Hammer$4.99
Mystic Hammer is a genre mashup of a lane defender strategy game with an Action RPG. Unlock powerful abilities and new characters while following a compelling story throughout multiple environments.
Hogoworm Dungeon$9.99
Gather coins, harness magical spells, and outwit mechanical spiderbots through 100+ puzzling levels
Mech Engineer$14.99
A dark sci-fi mech assembling manager with semi-auto battles against mutating, alien bio-weapon.
Alien Hallway 2$4.99
We're happy to present a new game in the Alien Shooter universe! Get prepared to unique tactical gameplay, lots of monster types and 8 fighter types allowing you create your own style of completing missions and defeating bosses.
My Planet [RTS]$3.99
My Planet, Pixel Style RTS Type Modern War Games, New Experiences, New Grotto Exploration Strategy Games
Area 51$0.99
You are part of the team that is storming 'Area 51'. Find and release the aliens that are held captive and discover the mysteries that surround the base. Unlock new classes and abilities that will help you with your task as the military attempts to stop the hordes of people.
The Valley: XuGu$6.99
The Valley：XuGu is a casual deck-building roguelike game that blends Taoist alchemy with cyber technology. Players can combine herbs based on their grades and elemental attributes to create unique alchemy recipes and refine distinct elixirs. These pills can help those who enter Xugu.
Minforiga$0.9
Minesweeper with a character! Dig down to the center of the earth and mend the core crystal before it's too late.
ObliteracyFREE
Obliteracy is a word game set in a utopian future where energy is generated from language itself. Word-warriors pilot enormous mechanized robots in a tournament to prove themselves worthy of the title of Champion—and to earn the chance to craft the future of the world.
Dragon CallFREE
"Dragon Call" is a non P2W card game. In the ancient war, the demigods expelled the Dragon Legion, but the effects of the war will never disappear. For thousands of years, intruders often ravaged the land. Now the summoners rise, they can use the energy of the earth to summon various helpers.
Space Cycle$3.99
Space resources are the battleground for warring factions. As a Space Defense Officer, protect your faction's assets in a vast, hostile universe. Allocate resources, upgrade defenses, and repel relentless enemy attacks! With over 50 unique units and deep strategy, experience real-time tower defense!
Rogue Monster Rush$9.99
Experience a unique blend of roguelike and tower defense in Rogue Monster Rush! Collect and command an array of monster defenders, unleash strategic player abilities, unlock tons of upgrades, to defend your town from the invading robots.
Towerful Defense: A Rogue TD$9.99
A roguelike tower defense where you control a single tower to fight against hordes of aliens coming from all directions. Pick your tower, equip up to 4 skills, and choose from a variety of traits and unique effect items to craft powerful builds that lead you to victory.
Dyson Sphere Program$19.99
Build the most efficient intergalactic factory in space simulation strategy game Dyson Sphere Program! Harness the power of stars, collect resources, plan and design production lines and develop your interstellar factory from a small space workshop to a galaxy-wide industrial empire.
童话塔防 Fairy Tale Tower Defense$3.99
Fairy Tale Tower Defense is a 3D cartoon style tower defense game