Best Mothership Idle Tower Defense Apps & Games

240+ iOS apps & games curated and reviewed

4.6 avg rating
20 free apps & games
Updated May 2026

Looking for free mothership idle tower defense apps and games? 20 of our 240+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for Mothership Idle Tower Defense

Mothership Idle Tower Defense#1

Mothership Idle Tower Defense by Bern Games Inc.

Roguelike TD Space Battles!
Editor's Choice
🎮 Games
4.8(4 ratings)
FreeAdsIn-App Purchases
Mothership Idle Tower Defense screenshot 1
Mothership Idle Tower Defense screenshot 2
Mothership Idle Tower Defense screenshot 3
Mothership Idle Tower Defense screenshot 4
Mothership Idle Tower Defense screenshot 5
Mothership Idle Tower Defense screenshot 6

Engage in a roguelike tower defense experience set in space. Collect unique upgrades and power-ups to customize your ships and advance through challenging enemy waves. Enjoy a minimalistic design with intuitive controls for a relaxing yet strategic gameplay session.

The Tower - Idle Tower Defense#2

The Tower - Idle Tower Defense by Tech Tree Games LLC

Base defense, kill the enemy
Strong Contender
🎮 Games
4.2😐(19K ratings)
FreeAdsIn-App Purchases
#38in Games
The Tower - Idle Tower Defense screenshot 1
The Tower - Idle Tower Defense screenshot 2
The Tower - Idle Tower Defense screenshot 3
The Tower - Idle Tower Defense screenshot 4
The Tower - Idle Tower Defense screenshot 5
The Tower - Idle Tower Defense screenshot 6

Build and upgrade a single tower to defend against waves of enemies in this incremental tower defense game. Make permanent upgrades, unlock new areas, and compete in tournaments. Enjoy addictive gameplay with a vast array of strategic choices.

What We Love

  • 🚀 Slow but steady progression
  • 👍 No forced ads
  • 👍 Simple but engaging gameplay
  • 🎶 Calming music

Room to Improve

  • 🕰️ Extremely slow progression
  • 💰 Expensive upgrades and in-app purchases
  • 🐛 Bugs and crashes
Geometry Tower: Idle Defense#3

Geometry Tower: Idle Defense by CYBERJOY LIMITED

Upgrade, defense tower in war!
Worth Considering
🎮 Games
4.7😞(4.4K ratings)
FreeAdsIn-App Purchases
Geometry Tower: Idle Defense screenshot 1
Geometry Tower: Idle Defense screenshot 2
Geometry Tower: Idle Defense screenshot 3
Geometry Tower: Idle Defense screenshot 4
Geometry Tower: Idle Defense screenshot 5
Geometry Tower: Idle Defense screenshot 6

Engage in strategic tower defense battles with roguelike elements. Upgrade your tower, collect resources, and refine your tactics to withstand endless waves of enemies. Enjoy stylized geometric art and addictive idle gameplay.

What We Love

  • 🚀 Simple yet challenging gameplay
  • 👍 Attractive visuals
  • 🎮 Fun for a while

Room to Improve

  • 🔍 Difficulty spike after early levels
  • 💰 Heavily monetized with aggressive in-app purchases
  • 🔁 Repetitive gameplay

More Mothership Idle Tower Defense apps to explore

4
Rogue with the Dead: Idle RPG
Rogue with the Dead: Idle RPG
Rogue with the Dead: Idle RPG
A roguelike idle strategy game
Free

Command and upgrade troops in a roguelike idle RPG. Your mission is to defeat a Demon Lord, with fallen soldiers and lost progress making you stronger for the next attempt. Explore a pixel art world, collect artifacts, and enjoy exponential power growth.

Roguelike idle RPG gameplayCommand and upgrade troopsCollect powerful artifacts
🎮 Games
(5.3K)
free with in-app purchases
5
Idle Defense: Dark Forest
Idle Defense: Dark Forest
Idle Defense: Dark Forest
TD Strategy Game
Free

A young wizard, banished for a mistake, must defend his home from monsters unleashed by a shattered seal. Utilize a variety of towers, elemental skills, and ancient demons to protect the world from chaos.

10+ tower typesTower upgrades and evolutionElemental skills
🎮 Games
(2.5K)
free with in-app purchases
6
SpaceXYZ: Idle Tower Defense
SpaceXYZ: Idle Tower Defense
SpaceXYZ: Idle Tower Defense
Strategic Defense Game!
Free

Engage in real-time strategy to defend your base against relentless enemy waves. Build, upgrade, and deploy a variety of units with precise timing to survive epic battles in space. Master strategic decisions to overcome increasingly difficult challenges.

Real-time strategy defenseBuild and upgrade baseDeploy diverse units
🎮 Games
(1.7K)
free with in-app purchases
7
Boom Castle: Tower Defense TD
Boom Castle: Tower Defense TD
Boom Castle: Tower Defense TD
Idle Tower Defense TD Survival
Free

Defend your castle against endless waves of enemies in this roguelike idle tower defense game. Assemble heroes, strategically place towers and traps, and upgrade your defenses to survive brutal hordes. Master tactical gameplay and unleash devastating abilities to protect your stronghold.

Roguelike idle tower defenseAssemble and upgrade diverse heroesStrategic tower and trap placement
🎮 Games
(8.4K)
free with in-app purchases
8
Galaxy Defense: Fortress TD
Galaxy Defense: Fortress TD
Galaxy Defense: Fortress TD
Defend Planet, Beat Aliens!
Free

Defend Earth from alien invaders in this idle tower defense game. Build diverse turrets, strategize your defense, and power up your character with unique skills and weapons. Collect resources and take on global challenges to protect the planet.

Build diverse turrets with unique skillsStrategize turret assembly based on enemy attributesPower up character with chips and weapons
🎮 Games
(8.9K)
free with in-app purchases
9
Dice vs Monsters: Roguelike TD
Dice vs Monsters: Roguelike TD
Dice vs Monsters: Roguelike TD
Tower Defense action awaits!
Free

Engage in a strategic tower defense battle blending dice mechanics and idle hero management. Assemble a team of unique heroes, each represented by a die, and utilize their special abilities to defend your kingdom against waves of monsters. Experience a roguelike adventure where strategy and luck determine your survival.

Strategic Tower DefenseIdle Hero ManagementDice Rolling Mechanics
🎮 Games
(11K)
free with in-app purchases
10
Legend of Slime: Idle RPG
Legend of Slime: Idle RPG
Legend of Slime: Idle RPG
Schleim Abenteuer Rollenspiele
Free

Command adorable Slimes in an epic idle RPG adventure. Collect loot, evolve heroes, and conquer stages through auto-battles, even offline. Rally your clan to defend your homeland in endless battles for rewards and glory.

Idle auto-battle gameplayAFK rewardsHero and Slime collection
🎮 Games
(41K)
free with in-app purchases
11
Idle Fortress Tower Defense
Idle Fortress Tower Defense
Idle Fortress Tower Defense
Build your own Fortress.
Free

Build a powerful fortress and upgrade its defenses to withstand waves of monsters. Reset your stats after each round to earn more gold and enhance your base for further progress. Discover new worlds and utilize powerful cards to become a great general.

Build and upgrade a strong baseResist monster attacksEarn gold to upgrade stats
🎮 Games
(1.6K)
free with in-app purchases
12
Eternal Evolution: Idle RPG
Eternal Evolution: Idle RPG
Eternal Evolution: Idle RPG
SCI-FI IDLE GAME
Free

Embark on an epic sci-fi adventure in this idle RPG. Collect over 100 unique heroes from three factions, strategize your squad's combat, and explore a rich fantasy universe. Enjoy continuous progress even when you're away from the game.

Collect unique heroesStrategic squad combatFantasy sci-fi world
🎮 Games
(2.5K)
free with in-app purchases
13
Rogue Defense: Hybrid Tower TD
Rogue Defense: Hybrid Tower TD
Rogue Defense: Hybrid Tower TD
Hybrid Tower, Ultimate Defense
Free

Lead humanity's last stand against a rogue AI uprising in this hybrid tower defense game. Customize your defender with advanced cyber tech, deploy futuristic weapons, and harness enemy energy to unlock powerful upgrades and skills. Experience endless replayability with procedurally generated challenges and tactical depth.

Hybrid Roguelike + Tower DefenseCustomizable Guardian with adaptive chipsDeploy futuristic and evolving weapons
🎮 Games
(2K)
free with in-app purchases
14
Utopia: The Idle Tower Defense
Utopia: The Idle Tower Defense
Utopia: The Idle Tower Defense
idle tower defense
Free

Defeat waves of aliens to gain resources and power up your neon towers. This offline sci-fi tower defense game features incremental upgrades and automatic combat, even when you're not playing. Master alien invasion strategies to push deeper into the galaxy.

Offline idle tower defenseBuild and upgrade neon towersResearch skill trees
🎮 Games
(14)
free with in-app purchases
15
Idle Apocalypse
Idle Apocalypse
Idle Apocalypse
Cult Resource Management!
Free

Manage a cult, summon demons, and build a tower to destroy the world in this idle clicker simulator. Gather resources, craft monsters, and cast spells to achieve the ultimate apocalypse.

Cult resource managementSummon legendary demon godsBuild and craft a tower
🎮 Games
(2.4K)
free with in-app purchases
16
Planet Defense: Space TD game
Planet Defense: Space TD game
Planet Defense: Space TD game
Galactic TD Strategy
Free

Defend your home planet in this roguelike tower defense game. Build and upgrade defenses to fend off alien invaders. Experience deep strategy with unique playthroughs and unlockable sentinels.

Roguelike progression with randomized upgradesStrategic depth with unlockable sentinelsStunning visuals and atmospheric sound
🎮 Games
(2.3K)
free with in-app purchases
17
Space Tower - Galaxy Tower TD
Space Tower - Galaxy Tower TD
Space Tower - Galaxy Tower TD
Idle tower defense game
Free

Command a galactic defense to protect your space tower from alien invaders. Strategically upgrade your tower's abilities and weapons to withstand relentless waves of enemies and defeat powerful bosses. Enjoy idle gameplay with ample rewards, even while offline.

Idle tower defense gameplayStrategic tower defenseUpgrade basic abilities
🎮 Games
(561)
free with in-app purchases
18
Eternal Cannon Idle Shooting
Eternal Cannon Idle Shooting
Eternal Cannon Idle Shooting
A Casual Tower Defense Game
Free

Defend your city by strategically upgrading cannons and walls. Unleash powerful skills and combinations to defeat waves of enemies in this engaging idle tower defense game. Compete with players worldwide in real-time rankings.

Dozens of upgrade projects with unique skillsUpgradeable walls with damage reflectionTransformable cannon with multiple firing modes
🎮 Games
(4.8K)
free with in-app purchases
19
Tiny Warriors Rush - Idle TD
Tiny Warriors Rush - Idle TD
Tiny Warriors Rush - Idle TD
Defend castle against waves
Free

Engage in a casual tower defense game with roguelike elements. Strategize by choosing warriors, upgrades, and bonuses to defend your castle against zombie hordes. Enjoy endless replayability with no penalties for losing and a focus on strategic customization.

Tower defense gameplayIdle roguelike elementsWarrior and upgrade selection
🎮 Games
(3.6K)
free with in-app purchases
20
Idle Archer Tower Defense RPG
Idle Archer Tower Defense RPG
Idle Archer Tower Defense RPG
Battle action, survive royale!
Free

Defend your tower against waves of monsters in this incremental idle RPG. Upgrade your archer and tower with loot and powerful skill cards. Learn from defeats to become stronger and protect the kingdom.

Incremental idle gameplayTower defense strategyRPG character upgrades
🎮 Games
(8.4K)
free with in-app purchases