Crazy Monsters: Alien Defense app icon

Apps Like Crazy Monsters: Alien Defense for iPhone and iPad

by Christian Drapatz★ 0.00 ratingsGames$1.99Data updated 2026-09-06

Crazy Monsters: Alien Defense screenshots

Ranked alternatives

Showing 1–20 of 1,000 ranked alternatives.

  1. The Creeps! Tower Defense app icon

    The Creeps! Tower Defense

    Super Squawk Software LLC

    Defeat monsters with toy blasters and glue

    Fight supernatural and sci-fi creatures in a variety of themed levels. Use toys, blasters, and special items to defeat enemies. Summon creatures like spiders and UFOs to aid in battles.

    ★ 4.5304 ratingsGamesFreeData updated 2026-09-08
  2. Swamp Attack app icon

    Swamp Attack

    Tudamun d.o.o.

    Defend your home and defeat monsters

    Defend your home against monsters with various weapons. Select from dynamite, flamethrowers, crossbows, and molotov cocktails. Shoot enemies to survive waves of attacks. Complete challenges to progress and upgrade weapons.

    ★ 4.734,396 ratingsGamesFreeData updated 2026-09-08
  1. Wild Castle: Tower Defense TD app icon

    Wild Castle: Tower Defense TD

    Funovus LLC

    Build towers, forge gear, and defend

    Build and upgrade a castle with towers and heroes to defend against waves of monsters. Forge gear, manage resources, and expand your kingdom through strategic upgrades and town development.

    ★ 4.93,732 ratingsGamesFreeData updated 2026-09-06
  2. Tower Defense: Lazy Apocalypse app icon

    Tower Defense: Lazy Apocalypse

    ITPINI OU

    Defend waves, upgrade weapons, stream gameplay

    Defend against zombie waves using towers and upgrades. Automatically generate resources while idle. Customize weapons and defenses. Stream gameplay and compete for top streamer status. Track progress and unlock new content through upgrades.

    ★ 4.92,083 ratingsGamesFreeData updated 2026-09-06
  3. Iron Marines RTS Strategy Game app icon

    Iron Marines RTS Strategy Game

    Ironhide S.A.

    Command soldiers, mechas, and aliens in real-time

    Command units and build bases to engage in real-time battles set in a sci-fi universe. Manage resources, deploy troops, and upgrade technology. Customise strategies with heroes, mechas, and alien allies.

    ★ 4.825,761 ratingsGames$2.99Data updated 2026-09-06
  4. Shooting Tower: Defense Game app icon

    Shooting Tower: Defense Game

    Freeplay LLC

    Defend waves with tower attacks

    Defend against waves of zombies, orcs, and aliens using tower mechanics. Place and upgrade turrets to shoot enemies. Merge towers for stronger defenses. Manage resources to sustain attacks. Complete levels and unlock new units and abilities.

    ★ 4.715,775 ratingsGamesFreeData updated 2026-09-06
  5. Soul Knight app icon

    Soul Knight

    泽阳 李

    Retrieve the magical stone and shoot alien

    Shoot alien minions in a sci-fi shooter with intuitive controls and smooth gameplay. Retrieve the magical stone by battling enemies in rogue-like levels. Unlock weapons and upgrade abilities between runs.

    ★ 4.8125,316 ratingsGamesFreeData updated 2026-09-06
  6. Summoner's Greed: Idle TD Hero app icon

    Summoner's Greed: Idle TD Hero

    PIXIO LIMITED

    Summon heroes, battle enemies, claim treasure

    Defend against waves of heroes by placing towers and casting spells. Upgrade abilities and manage resources to strengthen defenses. Earn rewards through gameplay and use them to enhance your strategy.

    ★ 4.9125,969 ratingsGamesFreeData updated 2026-09-06
  7. War Inc: Rising app icon

    War Inc: Rising

    SamShui Corporation

    Rally heroes, build defenses, fight together

    Play co-op defense games with friends to fight against hordes and enemy armies. Rally heroes, build bases, and upgrade defenses. Team up for strategic battles and defend against waves of enemies. Earn rewards and progress through levels.

    ★ 4.75,037 ratingsGamesFreeData updated 2026-09-06
  8. SpaceXYZ: Idle Tower Defense app icon

    SpaceXYZ: Idle Tower Defense

    Supermagic Inc.

    Build bases, drop units, survive waves

    Build and upgrade bases to defend against waves of enemies. Deploy units strategically to survive attacks. Manage resources to strengthen defenses and expand territory. Control multiple bases in real-time strategy combat.

    ★ 4.7570 ratingsGamesFreeData updated 2026-09-06
  9. Airborne Attack app icon

    Airborne Attack

    Voodoo

    Defend against aerial attacks

    Defend against aerial attacks by tracking and engaging enemy aircraft with a CIWS. Customize weapon systems and upgrade defenses. Manage resources to sustain prolonged battles. Unlock new units and strategies through progression.

    ★ 4.652,476 ratingsGamesFreeData updated 2026-09-06
  10. Command & Defend app icon

    Command & Defend

    Voodoo

    Deploy weapons, upgrade defenses, defeat waves

    Lets players deploy and upgrade advanced weaponry to against enemy waves. Place defenses strategically to manage incoming attacks. Adjust strategies during battles against changing opponents. Collect weapons to expand the arsenal.

    ★ 4.44,008 ratingsGamesFreeData updated 2026-09-06
  11. Zombie Defense HNG app icon

    Zombie Defense HNG

    Teresa Dymek

    Recruit soldiers, defend waves

    Recruit and deploy soldiers on slots to defend against waves. Upgrade slots and soldiers, manage resources, and use grenades, airstrikes, and bulldozers. Manually move units and strategize for tactical .

    ★ 4.4143 ratingsGamesFreeData updated 2026-09-06

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.