229+ iOS apps & games curated and reviewed
Out of 229+ tower defense bydefectiverobot apps and games on iOS, 16 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | No | Jun 2026 |
| 2 |  | $2.99 | 4.4★ (828) | No | Yes | Jul 2026 |
| 3 |  | Free | 4.6★ (47K) | Yes | Yes | Jul 2026 |
| 4 |  | Free | 4.8★ (8.1K) | Yes | Yes | Jul 2026 |
| 5 |  | Free | 4.5★ (52K) | Yes | Yes | Jul 2026 |
| 6 |  | Free | 4.7★ (8.5K) | Yes | Yes | Jul 2026 |
| 7 |  | Free | 4.2★ (19K) | Yes | Yes | Jul 2026 |
| 8 |  | Free | 4.7★ (9.8K) | No | Yes | Jul 2026 |
Defend your sheep from alien invaders by strategically placing and upgrading a variety of weapons. Engage in a unique 3D tower defense experience with over 100 maps and 17 alien types. Compete globally and replay your best games.
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.
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.
Engage in a unique tower defense experience where strategy meets chance. Assemble a battle deck, strategically place towers and roads, and defend your base against waves of enemies. Level up, unlock new units, and compete in events to claim victory.
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.
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 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 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.
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.
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.
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.
Engage in strategic tower defense battles in a fantasy world. Deploy unique towers, cast powerful spells, and challenge other players in PvP. Protect your kingdom from waves of monsters and become the ultimate defender.
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 your army by tapping to spawn stickmen and attack enemy towers. Upgrade your defenses to protect your own territory. This strategy game offers simple controls but challenging gameplay.
A strategic tower defense game emphasizing teamwork and cooperation. Players defend and attack by strategically placing towers, combining survival and defense elements for a thrilling cooperative experience.
Engage in classic tower defense with intense action and strategy. Defend locations worldwide using a variety of weapons and tactics. Choose from Quick Play or Campaign modes across different theaters of war.
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.
Defend a vibrant planet from an invading robot army in this engaging tower defense game. Strategically deploy a variety of cute robot units across a 2D grid to overcome diverse enemies and rescue captured friends. Explore numerous levels, mini-games, and unlockable content for hours of tactical fun.