Strategize to defend against waves of monsters using a variety of towers and upgrades. Explore diverse terrains and face unique enemies in this engaging free-to-play tower defense game.






204+ iOS apps & games curated and reviewed
Every iPhone needs a few good tower defense realm king apps and games. We benchmark 204+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 4.7★ (52) | Yes | Yes | May 2026 | |
| 2 | Free | 4.7★ (1.9K) | Yes | Yes | Jul 2026 | |
| 3 | Free | 4.7★ (14K) | Yes | Yes | Jul 2026 | |
| 4 | Free | 4.8★ (8.1K) | Yes | Yes | Jul 2026 | |
| 5 | Free | 4.7★ (9.8K) | No | Yes | Jul 2026 | |
| 6 | Free | 4.7★ (4.4K) | Yes | Yes | Jul 2026 | |
| 7 | $2.99 | 3.8★ (49) | No | Yes | Jul 2026 | |
| 8 | Free | 4.5★ (7.3K) | Yes | Yes | Jul 2026 |






Strategize to defend against waves of monsters using a variety of towers and upgrades. Explore diverse terrains and face unique enemies in this engaging free-to-play tower defense game.





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.






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.


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.


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.


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.


Engage in strategic tower defense battles across land, sea, and air. Protect your base, upgrade weapons, and unlock new abilities to overcome enemy assaults. Earn victory points and develop your ultimate defense strategy to win the campaign.


Build and defend your fantasy kingdom in this strategy simulation game. Recruit heroes, upgrade towers, and conquer enemy cities. Engage in tactical warfare, join clans, and compete in global tournaments.


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.


Defend exotic lands from mythical creatures and underworld denizens in this challenging tower defense game. Build powerful towers with unique abilities, train legendary heroes, and strategize to overcome over 40 enemy types and merciless boss fights.


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.


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.


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.


Defend the Eternal Flame from relentless dark forces in this tactical tower defense game. Strategically place towers, choose buffs, and level up your heroes to forge an impenetrable defense. Enjoy one-handed gameplay for strategic fun anytime, anywhere.


Defend your kingdom from waves of enemies in this fantasy-themed tower defense game. Strategize with various towers and upgrades across numerous challenging levels. Enjoy epic battles and test your commander skills.


Defend a fantasy kingdom from dark forces by strategically building towers and commanding heroes. Utilize unique abilities, runes, and power-ups to overcome diverse enemies and challenging bosses across various terrains. Compete in tournaments to prove your tactical prowess.


Test your precision by dropping various items to build the world's tallest tower. Engage in unusual challenges and utilize an upgrade system to enhance your building experience. Enjoy refined physics as you stack items to new heights.


Engage in real-time strategy battles by expanding your territory and competing against thousands of online players. Develop your tactics for tower attacks and troop movements to conquer the Master Tower and climb the ranks.


Engage in a charmingly simple yet strategically deep casual tactics game. Swipe to command your forces, conquer enemy towers, and overcome diverse challenges. Unlock new tower types and navigate intricate battlefields for hours of addictive conquest.


Build strategic towers to defend your fantasy realm from invading armies. Utilize a variety of magical items and upgrade your defenses across numerous levels and difficulty settings. Engage in fast-paced battles to protect your kingdom.