Underdark:Defense app icon

Apps Like Underdark:Defense for iPhone and iPad

by SeungHo Chung★ 4.83,546 ratingsGamesFreeData updated 2026-09-06

Underdark:Defense screenshots

Ranked alternatives

Showing 41–60 of 1,000 ranked alternatives.

  1. Zombie Waves-shooting game app icon

    Zombie Waves-shooting game

    FUN FORMULA PTE. LTD.

    Survive, explore, and uncover secrets

    Survival allows players to explore a -infested world, gather resources, and craft weapons. Manage a group of companions, complete quests, and defend against waves of enemies. Upgrade skills and unlock new abilities to enhance survival chances.

    ★ 4.738,875 ratingsGamesFreeData updated 2026-09-06
  2. Merge Gun: Tower Defense app icon

    Merge Gun: Tower Defense

    HAPIGA VIET NAM COMPANY LIMITED

    Defend realms with merging towers

    Play a game with merging mechanics. Build and upgrade shooting towers. Defend against waves of monsters. Plan strategies with one finger control. Enjoy stunning graphics and immersive sound effects. Complete challenges of varying difficulty.

    ★ 4.81,162 ratingsGamesFreeData updated 2026-09-06
  3. Pal Go: Tower Defense TD app icon

    Pal Go: Tower Defense TD

    Playwind Ltd

    Defend your and battle opponents

    Defend towers with strategic placement and unit merging. Assemble and upgrade monsters for battles. Compete in PvP matches. Unlock new units and abilities. Earn rewards through daily challenges and quests. Track progress with in-game rankings.

    ★ 4.4110 ratingsGamesFreeData updated 2026-09-06
  1. Backpack Viking - Merge app icon

    Backpack Viking - Merge

    Potato Play Pte. Ltd.

    Weapons, manage inventory, defeat goblins

    Craft and weapons within a limited space to defeat goblin hordes. Strategically manage inventory to level up weapons and apply buffs. Place items to enhance combat abilities and optimize gear combinations.

    ★ 4.5332 ratingsGamesFreeData updated 2026-09-06
  2. Tiny Warriors Rush - Idle TD app icon

    Tiny Warriors Rush - Idle TD

    SayGames LTD

    Choose , upgrade, defeat enemies

    Play a tower defense game where players select and upgrades for each battle. Adjust strategies as difficulty increases. Defend a castle from zombie waves. Earn rewards through gameplay. Customize characters and unlock new abilities.

    ★ 4.72,761 ratingsGamesFreeData updated 2026-09-06
  3. Alien Creeps TD app icon

    Alien Creeps TD

    Outplay Entertainment Ltd

    Fight aliens and save the world.

    The app features frenzied action battles with hordes of enemies. Players can deploy heroes and infantry across demanding terrains and devise defenses with devastating towers.

    ★ 4.714,319 ratingsGamesFreeData updated 2026-11-03
  4. Bug Heroes: Tower Defense app icon

    Bug Heroes: Tower Defense

    Foursaken Media

    Control heroes, unlock towers, build defenses

    Control heroes with unique abilities and weapons to defend against enemies. Unlock various types and customize defenses. Scavenge resources, upgrade heroes and towers, and level up to improve combat effectiveness.

    ★ 4.93,261 ratingsGamesFreeData updated 2026-09-06
  5. Bloons TD 6 NETFLIX app icon

    Bloons TD 6 NETFLIX

    Netflix, Inc.

    Defend towers, pop balloons, unlock heroes

    Defend Monkey Towers against incoming balloons by popping them to unlock new abilities and heroes. Play co-op with up to 3 players on various maps. Upgrade towers, manage resources, and complete challenges to progress.

    ★ 4.967,499 ratingsGamesFreeData updated 2026-09-06
  6. Tactical War: Tower Defense app icon

    Tactical War: Tower Defense

    Binary Punch s.r.o.

    Defend your base and upgrade towers

    Plan moves carefully to defend against waves of enemies. Place and upgrade 5 types of towers. Use special abilities like teleport and mine. Destroy terrain to expand placement. Complete 20 balanced levels.

    ★ 4.63,684 ratingsGamesFreeData updated 2026-09-09
  7. 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
  8. Transformers: Earth Wars app icon

    Transformers: Earth Wars

    Yodo1 Hong Kong Limited

    Choose a side and battle

    Play as Autobots or Decepticons in a strategy battle game. Summon over 100 via the Space Bridge. Build defenses, manage teams, and engage in final battles. Customize characters and progress through story missions.

    ★ 4.634,577 ratingsGamesFreeData updated 2026-09-10
  9. Heroes and Castles 2 Premium app icon

    Heroes and Castles 2 Premium

    Foursaken Media

    Defend castle with tactical units

    Defend a castle under siege with real-time strategy and action RPG gameplay. Summon armies to battle enemies like Giants, Goblins, and Orcs. Upgrade units, manage resources, and control multiple combat positions from a 3rd person view.

    ★ 4.8898 ratingsGames$1.99Data updated 2026-09-09
  10. Tower Train: Zombie Defense 2D app icon

    Tower Train: Zombie Defense 2D

    MAD PIXEL GAMES LTD

    Build trains, fight zombies, survive

    Build and upgrade a train to defend against zombies and mutants. Gather survivors along tracks to form an army. Manage resources, assign roles, and strategize to protect survivors in a post-apocalyptic setting.

    ★ 4.83,173 ratingsGamesFreeData updated 2026-09-06
  11. Towerful Defense: A Rogue TD app icon

    Towerful Defense: A Rogue TD

    Fine Monkeys, LLC

    Build towers, craft skills, defeat waves

    Control a single tower to defend against alien waves. Select and upgrade towers, equip up to 4 skills, and customize builds with traits and items. Manage resources, purchase upgrades, and strategize combat decisions to survive waves of enemies.

    ★ 2.551 ratingsGamesFreeData updated 2026-09-06
  12. Kingdom Rush Frontiers TD+ app icon

    Kingdom Rush Frontiers TD+

    IRONHIDE IRELAND LIMITED

    Defend lands with towers and heroes

    Defend territories against enemies using tower defense mechanics. Build and upgrade towers with over 18 abilities. Summon heroes and special units to attack enemies. Complete levels with increasing difficulty and unlock new content.

    ★ 4.816,435 ratingsGamesFreeData updated 2026-09-06
  13. Blox Guy Tower Defense app icon

    Blox Guy Tower Defense

    HAPIGA VIET NAM COMPANY LIMITED

    Defend waves with strategic towers

    Defend your base against waves of zombies using towers. Upgrade and unlock towers with unique skins. Play solo or team up with friends. Strategize placements and enhance defenses to survive endless waves.

    ★ 4.8508 ratingsGamesFreeData updated 2026-09-06

How we rank alternatives

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