Best Kingdom Defense Apps & Games

248+ iOS apps & games curated and reviewed

4.2 avg rating
18 free apps & games
Updated August 2026

Out of 248+ kingdom defense apps and games on iOS, 18 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 Kingdom Defense Apps & Games (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Idle Kingdom DefenseIdle Kingdom DefenseFree4.6★ (8.3K)YesYesAug 2026
2Kingdom Rush Tower Defense TDKingdom Rush Tower Defense TDFree4.8★ (76K)YesYesAug 2026
3Kingdom Guard:Tower Defense TDKingdom Guard:Tower Defense TDFree4.5★ (49K)NoYesAug 2026
4Grow Castle!Grow Castle!Free4.5★ (2.2K)YesYesAug 2026
5Kingdom Wars Defense!Kingdom Wars Defense!Free4.7★ (8.1K)YesYesAug 2026
6Nightfall: Kingdom Frontier TDNightfall: Kingdom Frontier TDFree4.9★ (7.2K)YesYesAug 2026
7Fortress Under SiegeFortress Under SiegeFree4.5★ (351)NoYesAug 2026
8Realm Defense: Hero Legends TDRealm Defense: Hero Legends TDFree4.7★ (14K)YesYesAug 2026

Top Picks for Kingdom Defense

Idle Kingdom Defense#1

Idle Kingdom Defense by STORMX

Grow your Kingdom
Editor's Choice
🎮 Games
4.6😊(8.3K ratings)
FreeAdsIn-App Purchases
Idle Kingdom Defense screenshot 1
Idle Kingdom Defense screenshot 2
Idle Kingdom Defense screenshot 3
Idle Kingdom Defense screenshot 4
Idle Kingdom Defense screenshot 5
Idle Kingdom Defense screenshot 6

Command large-scale medieval battles and protect your kingdom in this castle defense RPG. Combine tower defense strategy with combat simulation to defeat monster armies. Collect heroes, upgrade your archer corps, and conquer continents.

What We Love

  • 🚀 Minimal ads, optional
  • 🕰️ Idle gameplay with auto-progression
  • 👍 Generous with premium currency
  • 🎨 Enjoyable art style and visuals

Room to Improve

  • 🐛 Gear enchanting system is unreliable
  • 🔀 Lack of control over hero targeting
  • ⏱️ Slow progression at higher levels
Kingdom Rush Tower Defense TD#2

Kingdom Rush Tower Defense TD by Ironhide S.A.

Epic Strategy Offline Game
Strong Contender
🎮 Games
4.8😊(76K ratings)
FreeAdsIn-App Purchases
Kingdom Rush Tower Defense TD screenshot 1
Kingdom Rush Tower Defense TD screenshot 2
Kingdom Rush Tower Defense TD screenshot 3
Kingdom Rush Tower Defense TD screenshot 4
Kingdom Rush Tower Defense TD screenshot 5
Kingdom Rush Tower Defense TD screenshot 6

Defend your kingdom from evil forces using a variety of towers and spells. Command mighty heroes and lead your army to victory in this offline strategy game. Customize your defenses and face unique enemies and epic boss fights.

What We Love

  • 👍 Over a decade old but it's still gold
  • 🚀 Gameplay is chaos as you manage your units
  • 🎨 Beautiful art style and animations
  • 💰 No ads or pay-to-win mechanics

Room to Improve

  • 🐛 Issues with heroes not having clear stats and abilities
  • 💰 Some heroes locked behind paywall
  • 🤕 Difficult for players with fine motor issues
Kingdom Guard:Tower Defense TD#3

Kingdom Guard:Tower Defense TD by TAP4FUN (HONGKONG) LIMITED

Defend Your Kingdom!
Worth Considering
🎮 Games
4.5😞(49K ratings)
FreeIn-App Purchases
#65in Games
Kingdom Guard:Tower Defense TD screenshot 1
Kingdom Guard:Tower Defense TD screenshot 2
Kingdom Guard:Tower Defense TD screenshot 3
Kingdom Guard:Tower Defense TD screenshot 4
Kingdom Guard:Tower Defense TD screenshot 5

Defend your kingdom from invading titans by training and merging soldiers to create powerful units. Protect a legendary dragon egg to save the world and achieve ultimate glory. Engage in strategic battles and form alliances to become the supreme lord.

What We Love

  • 👍 Fun and addictive gameplay
  • 🤝 Good community and alliance features
  • 💰 Possible to progress without spending money

Room to Improve

  • 💰 Game is heavily pay-to-win
  • 🐛 Frequent bugs, crashes, and server issues
  • 🤖 Misleading and false advertising

More Kingdom Defense apps to explore

4
Grow Castle!
Grow Castle!
Grow Castle!
by YONG OK PARK
Free

Defend your castle from waves of enemies by strategically placing heroes and archers. Upgrade your defenses and recruit over 80 unique heroes, each with special skills, to create powerful combinations and climb the global rankings.

Castle defense gameplayHero and archer placementHero skill system
🎮 Games
(2.2K)
free with in-app purchases
5
Kingdom Wars Defense!
Kingdom Wars Defense!
Kingdom Wars Defense!
Tower Defense
Free

Engage in an ultimate real-time strategy tower defense experience. Strategize to defend your castle against waves of monsters by upgrading your army and tower weapons. Conquer over 400 stages with unique allies and enemies.

Over 400 stagesOver 200 unique allies and enemy unitsUnit limit-break upgrades
🎮 Games
(8.1K)
free with in-app purchases
6
Nightfall: Kingdom Frontier TD
Nightfall: Kingdom Frontier TD
Nightfall: Kingdom Frontier TD
Build, Defend and Conquer!
Free

Build and defend your kingdom in this strategy tower defense game. Construct defenses and manage resources during the day, then lead your troops against enemy waves at night. Engage in thrilling combat, upgrade your forces, and challenge other players.

Kingdom building and defenseDay/night cycle gameplayStrategic resource allocation
🎮 Games
(7.2K)
free with in-app purchases
7
Fortress Under Siege
Fortress Under Siege
Fortress Under Siege
by 悦 张
Free

Defend your kingdom from invading hordes by training soldiers, building fortifications, and strategically deploying units. Engage in epic campaigns, survive intense challenges, and save the rightful heir to the throne in this medieval castle defense game.

Train soldiers, archers, and horsemenBuild battlements with catapults and ballistasDeploy 16 different unit types
🎮 Games
(351)
free with in-app purchases
8
Realm Defense: Hero Legends TD
Realm Defense: Hero Legends TD
Realm Defense: Hero Legends TD
Tower Defense Strategy Game
Free

Engage in real-time kingdom defense, battling invaders with fantasy heroes and powerful towers. Overcome hundreds of levels across diverse worlds, upgrading your defenses and recruiting legendary champions to save the realm.

Over 300 levels with various gameplay modesMultiple worlds and realms with unique towersPowerful heroes with unique abilities
🎮 Games
(14K)
free with in-app purchases
9
Grow Empire: Rome
Grow Empire: Rome
Grow Empire: Rome
Tower Defense war game
Free

Lead the Roman Republic to glory in this strategy game blending tower defense and RPG elements. Conquer ancient Europe by building your army, upgrading your stronghold, and defeating barbarian clans. Experience epic battles and expand your empire.

Tower Defense, Strategy, and RPG mechanicsOver 1500 waves to survive120+ cities to conquer
🎮 Games
(14K)
free with in-app purchases
10
Kingdom War-Fortress Defense
Kingdom War-Fortress Defense
Kingdom War-Fortress Defense
by Tuan Doan Anh
Free

Defend your fortress by strategically deploying warriors to attack incoming enemies. Merge identical units to create stronger forces and prevent your tower from being breached. Manage your unit count to avoid exceeding the maximum.

Drag warriors to attackDefend your towerMerge same warriors
🎮 Games
(2)
free
11
Lords Mobile x Transformers
Lords Mobile x Transformers
Lords Mobile x Transformers
The Transformers are here
Free

Build your kingdom, recruit diverse heroes, and assemble an army to conquer rivals in this magical strategy game. Engage in large-scale guild battles, collect powerful artifacts, and forge alliances with players worldwide. Experience animated 3D battles and lead your forces to glory.

Recruit diverse heroesBuild and upgrade kingdomGuild vs Guild battles
🎮 Games
(159K)
free with in-app purchases
12
Kingdom Defense US
Kingdom Defense US
Kingdom Defense US
Kingdom Defense
$0.99
🎮 Games
(0)
13
Mobile Royale: Kingdom Defense
Mobile Royale: Kingdom Defense
Mobile Royale: Kingdom Defense
Online MMO & RPG Battle Games
Free

Engage in real-time global strategy battles in a fantasy world. Develop your city, train troops, form alliances, and conquer with allies. Features include 3D graphics, unique heroes, and a Guardian Dragon.

Real-time global battlesCity developmentTroop training and army formation
🎮 Games
(2.1K)
free with in-app purchases
14
Royal Revolt 2: Tower Defense
Royal Revolt 2: Tower Defense
Royal Revolt 2: Tower Defense
MMO RPG & Castle Defense Game
Free

Build a formidable kingdom, design deadly defenses, and lead your army into strategic battles. Raid other players' bases, upgrade your king's gear, and forge alliances to dominate in this action-packed MMO strategy game.

Build and customize your kingdomDesign defensive pathsRaid other players' bases
🎮 Games
(9.8K)
free with in-app purchases
15
Kingdom Rush 5: Alliance TD
Kingdom Rush 5: Alliance TD
Kingdom Rush 5: Alliance TD
Epic New Offline Tower Defense
$6.99

Engage in an epic tower defense experience with a unique alliance of heroes and dark forces. Deploy powerful towers and command dual heroes simultaneously to overcome challenging enemies and conquer diverse battlefields.

Play with 2 heroes simultaneouslyRecruit 34 unique heroes and towers18 elite towers to build and upgrade
🎮 Games
(14K)
free with in-app purchases
16
Kingdom Defense - Idle TD game
Kingdom Defense - Idle TD game
Kingdom Defense - Idle TD game
Idle TD Defense Game
Free

Assemble a team of legendary heroes to defend your kingdom from invasion. Collect and level up heroes, defeat waves of enemies, and gather resources even while offline. Strategize with unique hero combinations for unlimited possibilities.

Assemble legendary hero teamsLevel up hero skills and abilitiesDefeat waves of invading enemies
🎮 Games
(1)
free with in-app purchases
17
Kingdom Defense - Protect Your Land From The Rush Of Evil Enemies
Kingdom Defense - Protect Your Land From The Rush Of Evil Enemies
Kingdom Defense - Protect Your Land From The Rush Of Evil Enemies
by WL Online Marketing LLC
Free

Defend your castle from relentless waves of evil enemies in this classic tower defense game. Strategically deploy various towers and utilize special weapons to protect your land and people. Explore multiple challenging maps across different worlds.

Multiple challenging mapsPower-upsVariety of tower types
🎮 Games
(6)
free
18
Cinderhold: Kingdom Defense
Cinderhold: Kingdom Defense
Cinderhold: Kingdom Defense
Dark Fantasy Tower Strategy
Free
🎮 Games
(0)
19
Kingdom Defense Game - Phoenix
Kingdom Defense Game - Phoenix
Kingdom Defense Game - Phoenix
Epic Defense War Strategy Game
Free
🎮 Games
(0)
20
Medieval: Defense & Conquest
Medieval: Defense & Conquest
Medieval: Defense & Conquest
Medieval Tower Defence
Free

Build and defend a medieval settlement on a new island. Manage your economy, train an army, and conquer enemy outposts to expand your empire. Enjoy a mix of tower defense, strategy, and idle gameplay.

Kingdom managementTower defenseWar strategy
🎮 Games
(8K)
free with in-app purchases

FAQ about Kingdom Defense

What are the best kingdom defense apps & games for iPhone?
Idle Kingdom Defense tops our kingdom defense apps & games ranking as of August 2026, with a 4.6-star average from 8.3K App Store ratings, and it's free to download.
Yes — 18 of the top kingdom defense apps & games we rank are free to download, including Idle Kingdom Defense and Kingdom Rush Tower Defense TD.
Idle Kingdom Defense shows ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 248+ kingdom defense apps & games on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Idle Kingdom Defense is a castle defense RPG that blends tower defense mechanics with large-scale combat simulation. Players take on the role of a king in a medieval world, commanding heroes and armies to protect their kingdom from monster invasions.
Key features include fighting alongside powerful support and warrior heroes, nurturing an Archer Corps, earning offline and multi-battle rewards, item farming through equipment collection, and conquering various continents in Conquest Wars.

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