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Best Merge Defence Apps & Games

227+ iOS apps & games curated and reviewed

4.5 avg rating
20 free apps & games
Updated June 2026

Whether you're new to merge defence or looking for an upgrade, our curated collection of 227+ iOS apps and games has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Top Picks for Merge Defence

Rush Royale: Tower Defense RPG#1

Rush Royale: Tower Defense RPG by MYGAMES MENA FZ LLC

PvP Card battle・Merge Strategy
Editor's Choice
🎮 Games
4.5😐(94K ratings)
FreeAdsIn-App Purchases
#82in Games
Rush Royale: Tower Defense RPG screenshot 1
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Rush Royale: Tower Defense RPG screenshot 5
Rush Royale: Tower Defense RPG screenshot 6

Collect and merge units to build a powerful deck for strategic base defense. Engage in PvP battles or team up with friends in Co-Op mode to conquer enemies and earn rewards. Master unique unit abilities and faction synergies to prevail.

What We Love

  • 🚀 Fun and addictive gameplay
  • 👍 Good casual game for short sessions
  • 💡 Unique tower defense mechanics
  • 🎨 Vibrant and colorful visuals

Room to Improve

  • 💰 Heavily pay-to-win model
  • 🔀 Matchmaking issues and unfair pairings
  • 🐛 Frequent connection issues and bugs
Merge Clash: Tower Defense#2

Merge Clash: Tower Defense by Block Puzzle Games Inc.

Tower Defense Games Random PvP
Strong Contender
🎮 Games
4.8😐(12K ratings)
FreeAdsIn-App Purchases
Merge Clash: Tower Defense screenshot 1
Merge Clash: Tower Defense screenshot 2
Merge Clash: Tower Defense screenshot 3
Merge Clash: Tower Defense screenshot 4
Merge Clash: Tower Defense screenshot 5
Merge Clash: Tower Defense screenshot 6

Engage in strategic tower defense battles by collecting, merging, and upgrading unique towers. Defend your kingdom against waves of enemies and epic bosses in both solo and multiplayer modes. Master deck building and tactical deployment to outwit opponents.

What We Love

  • 🚀 Fun and addictive gameplay
  • 👍 No ads
  • 🤝 Enjoyable co-op mode
  • 💡 Unique merge-based tower defense concept

Room to Improve

  • 🐛 Frequent crashes and bugs
  • 💰 Pay-to-win mechanics
  • 🎲 Overly reliance on RNG and luck
Fortress Merge#3

Fortress Merge by TapNation

Roguelike City Defend Game
Worth Considering
🎮 Games
4.6😞(9.7K ratings)
FreeAdsIn-App Purchases
Fortress Merge screenshot 1
Fortress Merge screenshot 2
Fortress Merge screenshot 3
Fortress Merge screenshot 4
Fortress Merge screenshot 5
Fortress Merge screenshot 6

Engage in strategic city defense by merging and upgrading buildings to fend off relentless enemy waves. This action-packed puzzle game challenges you to plan your moves carefully and use resources wisely to survive. Immerse yourself in exciting gameplay with stunning graphics and fast-paced action.

What We Love

  • 👍 Huge game
  • 🚀 Smooth animations and aesthetics

Room to Improve

  • 🔥 Excessive ads, some up to 120 seconds long
  • 🐛 Bugs and glitches (e.g. level 46 issue, experience not earned after leveling up)
  • 💰 Monetization issues (e.g. no option to opt out of data collection)

More Merge Defence apps to explore

4
Merge Defense 3D!
Merge Defense 3D!
Merge Defense 3D!
Strategic Tower Defense
Free

A turn-based tower defense game where players strategically place and merge defenders to fend off advancing enemy blocks. It offers offline play and a challenging puzzle experience for a daring mind.

Turn-based gameplayMerge defenders to upgradeStrategic placement
🎮 Games
(1.1K)
free with in-app purchases
5
The Tower - Idle Tower Defense
The Tower - Idle Tower Defense
The Tower - Idle Tower Defense
Base defense, kill the enemy
Free

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.

Build and upgrade a single towerDefend against enemy wavesPermanent upgrades and research
🎮 Games
(19K)
free with in-app purchases
6
Shooting Tower: Defense Game
Shooting Tower: Defense Game
Shooting Tower: Defense Game
Merge guns and guard the base
Free

Engage in an intense shooting and strategy game where you merge defensive towers to repel waves of monsters, orcs, and aliens. Develop tactical formations and upgrade your war machines to protect your base and survive challenging boss attacks.

Merge towers for upgradesStrategic tower placementRepel diverse enemy waves
🎮 Games
(16K)
free with in-app purchases
7
Archer Forest : Idle Defense
Archer Forest : Idle Defense
Archer Forest : Idle Defense
Merge arrows to upgrade archer
Free

Merge arrows to upgrade your archer and defend the forest. Explore vast continents, battle bosses for rewards, and collect unique animal heroes with special abilities. Enjoy simple tap-and-merge gameplay for speedy growth and endless content.

Merge arrows to upgrade archersExplore diverse continentsTap-based gameplay
🎮 Games
(11K)
free with in-app purchases
8
Ammo Fever: Tower Gun Defense
Ammo Fever: Tower Gun Defense
Ammo Fever: Tower Gun Defense
Merge Bullets - Turret Defence
Free

Engage in thrilling base defense by merging ammo boxes to upgrade your firepower and take down waves of enemies. Upgrade your weapons and bullet rush to survive increasingly difficult attacks and become the ultimate defender.

Engaging base defense gameplayMerge ammo boxes to upgrade firepowerUpgrade weapons and fireline
🎮 Games
(55K)
free with in-app purchases
9
Power Painter: Shoot & Defense
Power Painter: Shoot & Defense
Power Painter: Shoot & Defense
Paint Ball & Merge Tower Game
Free

Engage in a strategic merge and tower defense game where you merge towers, shoot paint bubbles, and defend against bosses. Progress through increasingly challenging levels with stunning graphics and collect various paintball guns to aid your defense.

Merge towersShoot paintball bubblesPaint the screen
🎮 Games
(47K)
free with in-app purchases
10
Merge Defence: Kingdom
Merge Defence: Kingdom
Merge Defence: Kingdom
by GRAVITY NEOCYON
Free
🎮 Games
(0)
11
Age of Origins:Tower Defense
Age of Origins:Tower Defense
Age of Origins:Tower Defense
zombie tower defense game
Free

Lead humanity's fight for survival in a zombie-infested world. Build armies, form alliances, and reclaim civilization block by block. Strategize on a real 3D map to crush rivals and lead the new age.

Build massive armiesRecruit unique heroesFight mutant zombies
🎮 Games
(62K)
free with in-app purchases
12
FireLine: Merge Defense
FireLine: Merge Defense
FireLine: Merge Defense
Best merge tower defense game
Free

Engage in an addictive tower defense experience where you merge cannons to create powerful upgrades. Strategically position your enhanced defenses to repel waves of cube enemies and formidable bosses.

Merge cannons for upgradesStrategic defense positioningDefeat cube armies
🎮 Games
(531)
free with in-app purchases
13
Merge Plants - Monster Defense
Merge Plants - Monster Defense
Merge Plants - Monster Defense
Grow plants to attack Zombies
Free

Grow and merge powerful plants to defend your garden from waves of attacking zombies. Strategically place your plants, upgrade their abilities, and unleash their attacks to stop the monster invasion before they reach your house. This idle game allows for progress even when you're not actively playing.

Merge plants to unlock new cropsDefend garden from zombie wavesIdle gameplay for progress while sleeping
🎮 Games
(2K)
free with in-app purchases
14
Trap Master: Merge Defense
Trap Master: Merge Defense
Trap Master: Merge Defense
Thrilling merge defense game!
Free

Defend your treasure by strategically placing and combining unique traps to stop waves of villains. Combine traps and skills to create powerful defenses and overcome challenging stages in this thrilling merge defense game.

Unique trap placementTactical skill selectionTrap merging for upgrades
🎮 Games
(969)
free with in-app purchases
15
Brave Merge - Battle & Defense
Brave Merge - Battle & Defense
Brave Merge - Battle & Defense
The undead are attacking!
Free

Defend your kingdom from an undead invasion by merging warriors to create powerful knights. Build and upgrade village structures to generate passive income and invest in your army's defense. Strategize your battles against zombie hordes and fearsome bosses in this adventure game.

Merge warriors to level upUnlock village buildings for passive incomeUpgrade buildings with a second currency
🎮 Games
(5.5K)
free with in-app purchases
16
Merge Gun: Tower Defense
Merge Gun: Tower Defense
Merge Gun: Tower Defense
Merge to defend
Free

Merge and upgrade towers to defend your realm against waves of monsters. This game offers simple, engaging gameplay with strategic depth for countless challenges. Enjoy stunning graphics and lively sound in this free-to-play tower defense experience.

Merge and upgrade towersStrategic defense planningDefend against monster waves
🎮 Games
(1.1K)
free with in-app purchases
17
Merge Tactics: Castle Defense
Merge Tactics: Castle Defense
Merge Tactics: Castle Defense
Merge TD - Block the Invaders
Free

This tower defense game challenges players to strategically place and merge blocks to create powerful units. Build diverse decks and expand your territory to fend off waves of invaders, while growing your castle and characters for enhanced skills and rewards.

Strategic block placementMerge blocks into powerful unitsCreate custom battle decks
🎮 Games
(889)
free with in-app purchases
18
AmaZeus: Merge & Shoot
AmaZeus: Merge & Shoot
AmaZeus: Merge & Shoot
Roguelike tower defense!
Free

Defend the world from monster waves by merging weapons to unlock powerful upgrades. Experiment with unique skill combinations to unleash devastating effects and overcome challenging stages. Save the world with strategic combat and simple controls.

Merge shooters to power upDefeat waves of monstersStrategic skill combinations
🎮 Games
(1.5K)
free with in-app purchases
19
Tank Fortress - tower defense
Tank Fortress - tower defense
Tank Fortress - tower defense
Merge, Build and Fire!
Free

Build a mobile fortress, merge tanks to unlock powerful weapons, and defend against rogue machines. Engage in strategic battles, compete with other players globally, and enjoy idle progression with rewards.

Merge and evolve unique tanksBuild a movable fortressReal-time online PvP battles
🎮 Games
(183)
free with in-app purchases
20
Twilight Towers: Merge Defense
Twilight Towers: Merge Defense
Twilight Towers: Merge Defense
Epic Dragon Tower Strategy TD
Free

Merge towers and hatch powerful dragons to defend your kingdom from a spreading dark mist. Evolve your defenses through strategic merging and unleash elemental dragon powers in epic battles and boss fights.

Tower merging for evolutionHatch and command dragonsElemental dragon powers
🎮 Games
(0)
free with in-app purchases

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