Best Merge Defense Tower Apps & Games

218+ iOS apps & games curated and reviewed

4.5 avg rating
20 free apps & games
Updated July 2026

Out of 218+ merge defense tower apps and games on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Merge Defense Tower Apps & Games (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Rush Royale: Tower Defense RPGRush Royale: Tower Defense RPGFree4.5★ (95K)YesYesJul 2026
2Merge Clash: Tower DefenseMerge Clash: Tower DefenseFree4.8★ (13K)YesYesJul 2026
3North Tower! Merge TD DefenseNorth Tower! Merge TD DefenseFree4.7★ (845)YesYesJul 2026
4Merge Gun: Tower DefenseMerge Gun: Tower DefenseFree4.8★ (1.1K)YesYesJul 2026
5Merge Kingdoms - Tower DefenseMerge Kingdoms - Tower DefenseFree4.8★ (1.9K)YesYesJul 2026
6Brave Merge - Battle & DefenseBrave Merge - Battle & DefenseFree4.7★ (5.5K)YesYesJul 2026
7Crazy Kings: Defesa de TorreCrazy Kings: Defesa de TorreFree4.7★ (1.9K)YesYesJul 2026
8Merge Defense 3D!Merge Defense 3D!Free3.7★ (1.1K)YesYesJul 2026

Top Picks for Merge Defense Tower

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😐(95K ratings)
FreeAdsIn-App Purchases
#61in Games
Rush Royale: Tower Defense RPG screenshot 1
Rush Royale: Tower Defense RPG screenshot 2
Rush Royale: Tower Defense RPG screenshot 3
Rush Royale: Tower Defense RPG screenshot 4
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

Tower Defense Games Random PvP
Strong Contender
🎮 Games
4.8😐(13K 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
North Tower! Merge TD Defense#3

North Tower! Merge TD Defense by GAMEHAUS PTE. LTD

3D Tower Defense Strategy Game
Worth Considering
🎮 Games
4.7😐(845 ratings)
FreeAdsIn-App Purchases
North Tower! Merge TD Defense screenshot 1
North Tower! Merge TD Defense screenshot 2
North Tower! Merge TD Defense screenshot 3
North Tower! Merge TD Defense screenshot 4
North Tower! Merge TD Defense screenshot 5
North Tower! Merge TD Defense screenshot 6

Merge weapons to power up your army and defend your land in this 3D tower defense strategy game. Combine merge, clicker, and idle gameplay to defeat enemies and bosses. Unlock heroes and battle other players for rewards.

What We Love

  • 🚀 Fast gameplay
  • 👍 No ads
  • 🎨 Good graphics
  • 🕹️ Fun and addictive

Room to Improve

  • 🐛 Network/connectivity issues
  • 🔁 Progress reset/lost
  • 💰 Pay-to-win mechanics

More Merge Defense Tower apps to explore

4
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
5
Merge Kingdoms - Tower Defense
Merge Kingdoms - Tower Defense
Merge Kingdoms - Tower Defense
Merge your defenses!
Free

Engage in a unique tower defense experience with idle progression. Combine towers to enhance their power and strategically place them to overcome thousands of enemy waves. Unlock new abilities and power-ups to conquer increasingly challenging stages and bosses.

Merge towers to level up defensesThousands of enemy waves35+ unique enemy types
🎮 Games
(1.9K)
free with in-app purchases
6
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
7
Crazy Kings: Defesa de Torre
Crazy Kings: Defesa de Torre
Crazy Kings: Defesa de Torre
Tower Defense Battles
Free

Engage in strategic tower defense battles across diverse environments. Collect and upgrade over 90 cards, including heroes, towers, spells, and equipment, to defeat over 100 types of enemies and challenging bosses. Compete in daily battles and weekly tournaments for rewards.

Over 90 collectible cards20+ specialized towers20+ diverse spells
🎮 Games
(1.9K)
free with in-app purchases
8
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
9
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
10
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
11
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
12
Fortress Merge
Fortress Merge
Fortress Merge
요새 병합하다 퍼즐 도시 방어 전쟁게임
Free

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.

Merge and upgrade buildingsStrategic gameplay and resource managementDefend against enemy waves
🎮 Games
(10K)
free with in-app purchases
13
Merge Tower Defense 2021
Merge Tower Defense 2021
Merge Tower Defense 2021
Drag and Merge
Free

A simple tower defense game where you drag and merge towers to level them up. Defend your gem from enemies and bosses with increasingly powerful defenses. Test your tactical skills in this classic genre.

Drag and merge towersLevel up defensesProtect your gem
🎮 Games
(32)
ad-supported
14
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
15
Crazy Defense Heroes: RPG TD
Crazy Defense Heroes: RPG TD
Crazy Defense Heroes: RPG TD
Tower Defense Strategy Game
Free

Build and upgrade towers, collect hundreds of cards, and command heroes to defend your kingdom. Engage in strategic battles against hordes of enemies across over 1,000 levels. Join forces with other players for epic clan quests and boss fights.

Tower defense strategyCollect over 400 cardsCombine Hero, Tower, Spell, and Equipment cards
🎮 Games
(8.1K)
free with in-app purchases
16
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
17
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
18
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
19
Merge Tower : Defense Dragon
Merge Tower : Defense Dragon
Merge Tower : Defense Dragon
by Tenyoko Entertainment Inc
Free

Merge combat and defense components to reinforce your castle against nightly dragon invasions. Synthesize identical objects to create more advanced defenses and collect treasure chests for extra moves. Protect your castle walls from dragon attacks in this offline-ready game.

Merge components to upgrade defensesDefend castle from dragon attacksSynthesize identical objects
🎬 Entertainment
(1)
free with in-app purchases
20
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

FAQ about Merge Defense Tower

What are the best merge defense tower apps & games for iPhone?
Rush Royale: Tower Defense RPG tops our merge defense tower apps & games ranking as of July 2026, with a 4.5-star average from 95K App Store ratings, and it's free to download.
Yes — 20 of the top merge defense tower apps & games we rank are free to download, including Rush Royale: Tower Defense RPG and Merge Clash: Tower Defense.
Rush Royale: Tower Defense RPG shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 218+ merge defense tower apps & games on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Rush Royale is a tower defense game that combines card battles and RPG elements. Players collect and merge units to build decks for base defense, engage in PvP battles, and team up with friends in Co-Op mode. The game features a variety of units, heroes with special abilities, and different factions to explore.
In Rush Royale, you collect units and merge them to increase their power and level. You strategically place these units to defend your base against waves of enemies. The game involves devising a deck strategy based on your units' strengths and managing mana. You can also challenge other players in PvP or join forces with friends in Co-Op mode.