Defend planets and upgrade weapons
Defend against alien by shooting and dodging attacks. Complete levels with increasing difficulty. Detain enemies to repair ship engines and tilt phone to control movement. Upgrade weapons and unlock new ships. Track progress through multiple stages.
Showing 21–40 of 1,000 ranked alternatives.
Doodle Mobile Limited
Shoot enemies and avoid lasers
Play as a lone spaceship to defend Earth from alien attacks. Shoot down enemy formations and progress through waves. Customize ship upgrades and unlock new weapons. Track high scores and compete with other players online.
HOMA GAMES
Defend your village from spiders
Play as a queen to defend your territory. Defend against human invaders by wrapping them in cocoons. Transport prey to the lair, plant eggs, and feed the larvae. Explore a countryside setting with nighttime hazards and hidden dangers.
Lion Studios LLC
Defend cities, eliminate , upgrade weapons
Defend cities from by upgrading weapons and resources. Swipe to attack and earn rewards. Unlock new cities and bosses. Tap to manage resources and upgrade defenses. Buy and upgrade weapons to increase attack power.
Dung Tran
Shoot aliens in retro-style battles
Play as a defending Earth and outposts from alien invasions. Shoot waves of enemies with various weapons. Unlock new ships and power-ups. Navigate through scrolling levels with retro pixel graphics. Upgrade weapons and customize ship features.
ZSpectre, Inc.
Defend sheep, build towers, defeat aliens
Play defense game to protect sheep from alien attacks. Use various weapons to defeat enemies. Complete 70 maps across 7 campaigns with unique challenges. Upgrade weapons and strategies for improved gameplay.
ONESOFT GLOBAL PTE. LTD.
Defend galaxy, upgrade ships, conquer waves
Play to defend the galaxy against alien waves. Upgrade starships, unlock new weapons, and command battles. Track progress through levels and achievements. Compete in high-score leaderboards. Share scores and invite friends to play.
Perfeggs Technology Co., Limited
Merge monsters, build towers, defeat invaders
Merge monsters to strengthen them and evolve into powerful soldiers. Build and upgrade a tower defense setup. Choose and customize skill sets in a roguelike system.
Firi Games
Blast invaders with custom ships
Blast invaders using over 100 unique ships. Build and upgrade a ship collection. Complete 30 story missions. Unlock special abilities like Mega Laser and Personal Shield. Play short game sessions.
Ironhide S.A.
Defend waves and upgrade towers
Defend a by placing towers to block enemy waves. Upgrade towers with spells and heroes. Manage resources to build defenses. Complete levels with increasing difficulty. Unlock new units and abilities through progression.
Volcano Force Technology CO., Limited
Defend base, build structures, attack enemies
Play as a child commanding an army of toys to defend your base from enemy attacks. Build defensive structures, deploy units like soldiers and robots, and use tactics to win battles. Unlock new units and strategies through progression.
CRAZY LABS BY TABTALE , G.P.
Defeat enemies to evolve your army
Defeat humans to gain resources and evolve your . Upgrade attack speed, capacity, and catching radius. Battle bosses with increasing difficulty to progress. Manage an army of aliens and strategize combat tactics.
Voodoo
Shoot enemies and defend your country
Defend the country by shooting enemies in first-person view. Aim and shoot with easy controls. Fight various enemy troops in different warzones. Use modern weapons like machine gun, rocket launcher, and sniper.
Taiwei Chiu
Control spaceship and defend Earth
Control a spaceship to defend Earth from alien . Navigate hazardous environments and defeat boss enemies. Earn gems to upgrade ships and enhance combat abilities. Play in arcade-style shooting mechanics with increasing difficulty and new challenges.
SENSPARK CO., LTD
Shoot aliens, blast through galaxies, earn points,
Play as a spaceship defending against waves of alien invaders. Shoot enemies to destroy them. Upgrade weapons and power-ups. Navigate through levels with increasing difficulty. Track scores and compete with others.
Alexandr Lobanov
Defend orbit and shoot enemies
Play as a spaceship pilot defending orbit against enemies. Shoot asteroids, spaceships, bosses, and other targets. Avoid mines and missiles. Upgrade weapons and use special abilities to defeat unique enemies and space worms.
TAITO Corporation
Shoot aliens, defend Earth, upgrade cannon
Play a shooting game featuring waves of alien defended by a cannon. Use three control methods optimized for iPhone and iPad. Choose from four screen modes. Access bonus content including rare original materials.
Rui Alho
Navigate wormholes and avoid aliens
Navigate through wormhole sectors to eliminate alien bugs. Use ship weapons to destroy enemies and clear paths for space cruisers. Unlock upgrades, manage resources, and complete levels with increasing difficulty.
FIOGONIA LIMITED
Solve puzzles, unlock levels, improve vocabulary
Solve puzzles with customizable backgrounds and increasing difficulty. Guess hidden words by tapping letters. Progress through unique levels with challenging vocabulary. Track achievements and unlock new landscapes.
YOUZU (SINGAPORE) PTE. LTD.
Conquer cities, build armies, defend lands
Play a cartoon-style MMO strategy game set in Norheim. Build and defend cities, manage resources, and lead armies against gnomes and rival players. Upgrade units, research technologies, and complete quests to strengthen your .
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.