Geometry Tower: Idle Defense app icon

Apps Like Geometry Tower: Idle Defense for iPhone and iPad

Build towers, upgrade defenses, defeat waves

Defend towers against waves of enemies using strategy and upgrades. Choose upgrades to strengthen the tower indefinitely. Play tower with click-based attacks. Collect resources to increase tower attack and health.

by CYBERJOY LIMITED★ 4.74,201 ratingsGamesFreeData updated 2026-09-06

Geometry Tower: Idle Defense screenshots

Ranked alternatives

Showing 1–20 of 1,000 ranked alternatives.

  1. Galaxy Defense: Fortress TD app icon

    Galaxy Defense: Fortress TD

    CYBERJOY LIMITED

    Build turrets, upgrade skills, defend Earth

    Build diverse turrets with unique skills and powers. Unlock and upgrade them to defend against enemies. Strategize turret placement based on enemy attributes. Refine strategies to enhance defense and combat effectiveness.

    ★ 4.88,736 ratingsGamesFreeData updated 2026-09-06
  2. Planet Defense: Space TD game app icon

    Planet Defense: Space TD game

    CYBERJOY LIMITED

    Build defenses, upgrade towers, defeat aliens

    Build and upgrade defenses to repel alien waves. Manage resources and optimize strategies for survival. Earn randomized upgrades and face unique challenges in each playthrough. Track progress and adjust tactics to maximize effectiveness.

    ★ 4.61,031 ratingsGamesFreeData updated 2026-09-06
  3. Slime Legion app icon

    Slime Legion

    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.

    ★ 4.84,370 ratingsGamesFreeData updated 2026-09-06
  1. Boom Castle: Tower Defense TD app icon

    Boom Castle: Tower Defense TD

    Terahype s.r.o.

    Defend castle with upgrades

    Build and upgrade towers to defend against waves of enemies. Assign heroes with unique skills to different slots. Spend resources to enhance defenses and unlock new units.

    ★ 4.77,100 ratingsGamesFreeData updated 2026-09-06
  2. Merge Clash: Tower Defense app icon

    Merge Clash: Tower Defense

    Block Puzzle Games Inc.

    Build towers, defend, upgrade

    Build and upgrade towers to defend against waves of enemies. Select and customize up to five towers with unique abilities. Engage in player-versus-player battles using build power to summon units.

    ★ 4.813,919 ratingsGamesFreeData updated 2026-09-24
  3. 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
  4. Dice vs Monsters: Roguelike TD app icon

    Dice vs Monsters: Roguelike TD

    HOMA GAMES

    Build towers, roll , defeat monsters

    Build and upgrade towers to defend against waves of monsters. Assign unique -based heroes with special abilities. Manage resources to enhance defenses and unlock new strategies. Play in idle mode or actively strategize during battles.

    ★ 4.410,443 ratingsGamesFreeData updated 2026-09-06
  5. Modern Command Mayhem app icon

    Modern Command Mayhem

    Blast Bit Enterprises AB

    Build defenses, deploy weapons, survive waves

    Play as a commander in a tower defense game with roguelike elements. Build and upgrade defenses, deploy weapons, and manage resources to repel enemy waves. Form alliances, earn rewards, and progress through increasing difficulty levels.

    ★ 4.61,555 ratingsGamesFreeData updated 2026-09-06
  6. The Tower - Idle Tower Defense app icon

    The Tower - Idle Tower Defense

    Tech Tree Games LLC

    Build towers, upgrade, defend

    Build and upgrade a single to defend against waves of enemies. Make permanent improvements to increase capabilities. Manage resources to sustain long-term gameplay and enhance efficiency.

    ★ 4.317,687 ratingsGamesFreeData updated 2026-09-06
  7. King God Castle: Luminous Fate app icon

    King God Castle: Luminous Fate

    AWESOMEPIECE

    Command armies, fortify towers, and craft strategies

    Defend a castle under siege by merging heroes and weapons to strengthen your army. Fortify your tower and craft strategies for battles. Auto-battle features allow uninterrupted gameplay. Upgrade units and manage resources to survive invasions.

    ★ 4.61,915 ratingsGamesFreeData updated 2026-09-30
  8. Space Tower - Galaxy Tower TD app icon

    Space Tower - Galaxy Tower TD

    CYBERJOY LIMITED

    Defend waves with strategic upgrades

    Defend a against alien attacks using strategic upgrades. Customize weapon systems and enhance abilities to improve defenses. Progress through chapters to face challenging bosses.

    ★ 4.8561 ratingsGamesFreeData updated 2026-09-06
  9. 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
  10. 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
  11. Town Rush app icon

    Town Rush

    Berk Bozkurt

    Conquer towns and upgrade towers

    Create and customize an army to attack enemy towns. Tap to spawn stickmen and assault enemy towers. Upgrade towers for improved defense. Play through strategic battles with increasing difficulty.

    ★ 4.720,442 ratingsGamesFreeData updated 2026-09-06
  12. Combo Clash - Era Wars app icon

    Combo Clash - Era Wars

    Voodoo

    Merge blocks, evolve heroes, defend waves

    Merge blocks to increase firepower and launch attacks. Evolve characters to tackle stronger enemies. Travel through time to unlock weapons from different eras. Defend against waves of enemies ranging from cavemen to futuristic soldiers.

    ★ 4.52,557 ratingsGamesFreeData updated 2026-09-06
  13. 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
  14. 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.

    ★ 4.94,110 ratingsGamesFreeData updated 2026-09-26

How we rank alternatives

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