178+ iOS apps & games curated and reviewed
Earth Defense Trainer is the household name in earth defense trainer, but it's far from the only option. We track 178+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | Yes | No | May 2026 |
| 2 |  | $2.99 | 4.4★ (828) | No | Yes | Aug 2026 |
| 3 |  | Free | 4.6★ (34K) | No | Yes | Aug 2026 |
| 4 |  | Free | 4.5★ (191) | No | Yes | Aug 2026 |
| 5 |  | Free | 4.7★ (4.8K) | Yes | Yes | Aug 2026 |
| 6 |  | Free | 4.5★ (43K) | Yes | Yes | Aug 2026 |
| 7 |  | Free | 4.7★ (10K) | Yes | Yes | Aug 2026 |
| 8 |  | Free | 4.3★ (12K) | Yes | Yes | Aug 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 war between Autobots and Decepticons. Build an impenetrable base, assemble your ultimate team of Transformers, and unleash unique character abilities to dominate the battlefield. Form alliances and compete in global events.
Engage in massive online multiplayer warfare with customizable vehicles and hundreds of weapons. Battle friends or foes in diverse environments, strategize with special items, and level up to unlock new gear. This free-to-play experience offers a dynamic combat system inspired by classic games.
Defend your city by strategically upgrading cannons and walls. Unleash powerful skills and combinations to defeat waves of enemies in this engaging idle tower defense game. Compete with players worldwide in real-time rankings.
Engage in fast-paced real-time strategy battles against other players. Customize your army with a variety of units and lead them with unique commanders to outwit your opponents and achieve victory in competitive PvP matches.
Lead your community, manage resources, and defend your base from enemies. Explore new areas to rescue civilians and expand your territory. Upgrade your character and hire workers to strengthen your defenses and conquer new bases.
Engage in explosive online multiplayer tank battles with millions of players worldwide. Join or create legions, customize your tank with deep upgrade systems, and compete in various game modes and events across stunning battlefields.
Engage in modern combat by deploying tanks, troops, and aircraft to destroy enemy bases and armies. This strategy game offers both an epic campaign and online multiplayer battles for global competition and resource acquisition.
Lead the fight for global stability in this top-down action strategy game. Deploy weapons, research defenses, and take direct control of targeting systems to combat terrorist factions worldwide. Experience diverse global campaigns and challenging game modes.
Defend Earth from alien invaders in this idle tower defense game. Build diverse turrets, strategize your defense, and power up your character with unique skills and weapons. Collect resources and take on global challenges to protect the planet.
Command advanced military drones and the AC-130 Gunship in realistic aerial combat. Engage in firefights from the skies, execute airstrikes, and simulate real-life drone control with strategic flight paths and accurate targeting. Upgrade your arsenal and coordinate support units for tactical warfare.
Defend your airspace in an intense arcade shooter against an alien invasion. Engage in fast-paced, vertical ground-to-air combat with realistic visuals and a thrilling story. Perfect for quick bursts of action.
Engage in skill-based, 5v5 aerial combat against real players worldwide. Master distinct jet roles, customize your aircraft, and climb global leaderboards in fast-paced multiplayer battles. Featuring licensed jets and live events for continuous action.
Defend your base against relentless enemy waves in this action-packed tower defense game. Strategically build defenses, deploy troops, and upgrade your arsenal to survive intense battles across diverse terrains. Conquer new war-torn locations and claim spoils of war.
Defend Earth from a massive alien invasion in this sci-fi multiplayer strategy game. Build your base, raise an army, and command powerful heroes to retake the planet. Form alliances and engage in real-time faction wars against both aliens and hostile humans.
Engage in intense 5v5 top-down tactical shooter battles where teamwork and strategy are paramount. Utilize a wide array of heroes, real-life weapons, and dynamic environments to outmaneuver opponents in fast-paced PvP and PvE matches.
Engage in intense modern warfare as a soldier defending your country. Utilize a variety of weapons and a supportive squad to combat enemy troops, vehicles, and bosses across diverse warzones. Upgrade your arsenal and teammates to survive increasingly challenging battles.
Engage in fast-paced tower defense battles against alien invaders. Deploy a variety of towers, heroes, and infantry to defend Earth. Upgrade your defenses and strategize to overcome hordes of enemies across numerous levels and challenges.
Embark on an interstellar expedition to a post-apocalyptic planet. This RPG game blends action, strategy, and advanced graphics as you uncover mysteries, build a colony, and engage in thrilling real-time combat. Explore, research alien technology, and battle formidable foes.