159+ iOS apps & games curated and reviewed
Out of 159+ app protector earth 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.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.2★ (613) | Yes | Yes | Aug 2026 |
| 2 |  | Free | 4.6★ (33K) | Yes | Yes | Aug 2026 |
| 3 |  | Free | 4.7★ (15K) | Yes | Yes | Aug 2026 |
| 4 |  | Free | 4.6★ (34K) | No | Yes | Aug 2026 |
| 5 |  | Free | 4.0★ (12) | Yes | No | May 2026 |
| 6 |  | Free | 4.7★ (77K) | Yes | Yes | Aug 2026 |
| 7 |  | Free was $3.99 | 4.8★ (388K) | Yes | Yes | Aug 2026 |
| 8 |  | Free | 4.3★ (3.7K) | No | Yes | Aug 2026 |
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.
Simulate the terraforming of planets using real scientific principles. Cultivate life, manage resources, and build civilizations on various worlds, from our solar system to fictional planets and moons. Encounter alien life and defend your settlements from cosmic threats.
Lead survivors in a post-apocalyptic world, managing a fortified shelter and training your people. Arm your squads with crafted weapons and equipment to battle zombie hordes and other players in this engaging RPG.
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.
Protect Earth from incoming asteroids using simple one-touch controls. Aim for a high score in this endless arcade game where you must destroy threats before they reach the planet.
Create and shape your own pixel worlds with this god simulation sandbox game. Spawn creatures, build civilizations, and unleash powerful disasters or creative tools to watch life evolve. Experiment with various powers and enjoy offline play.
Unleash your destructive power on planets with a vast arsenal of weapons. From nuclear missiles and lasers to monstrous creatures and asteroids, obliterate celestial bodies in this engaging simulator.
Engage in epic online boss battles and challenging single-player missions in this action-packed shooter. Collect tons of gear, upgrade weapons, and customize your avatar to conquer alien invaders. Team up with friends for cooperative survival and intense multiplayer action.
Engage in strategic global warfare in the official digital adaptation of a beloved board game. Build armies, forge alliances, and command troops across diverse maps and game modes, from historical battles to fantasy realms. Compete against millions worldwide and climb the ranks to become a Grandmaster.
Explore the untamed world of Talos-II as the Endministrator of Endfield Industries. Lead your operators to defend and expand humanity's frontiers, gather resources, and build a new homeland. A new era of change awaits your choice.
Engage in a strategic game of global conquest, similar to classic board games. Command armies, fight virtual wars, and dominate the world map. Enjoy varied computer opponents and a fast-paced, free gaming experience.
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.
Embark on an epic adventure to uncover the secrets of a mysterious lost island. Explore unknown lands, battle mythical creatures and pirates, build your stronghold, and craft powerful artifacts. Forge alliances with adventurers worldwide to claim glory.
Engage in a global strategy game where the real world becomes your battleground. Command regional warriors from home to launch attacks, secure loot, and vie for control of territories worldwide. Experience fierce competition and strategic warfare on a planetary scale.
Defend Earth from an onslaught of asteroids by strategically firing missiles. Your actions impact the planet's evacuation progress. Experience intense visuals and thrilling gameplay as you fight to save humanity.
Pilot a futuristic jet to defend the city from an alien invasion in this high-speed, action-packed endless runner. Blast through waves of enemies, collect upgrades, and compete for the highest score.
Pilot a lone spaceship to defend Earth from relentless alien swarms in this classic space shooter. Upgrade your weapons and skills to overcome increasingly difficult challenges across numerous levels and intense boss battles.
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.
Engage in a casual worldbuilding adventure where you mine, craft, and build your own planet. Defend your creation from primeval monsters using a pickaxe and various crafted weapons. Explore diverse environments and develop industrial facilities to expand your planetary paradise.
Defend your castle from relentless waves of monsters using a variety of magical spells and defensive structures. Upgrade your city wall, manage mana, and equip powerful bows to repel invaders and defeat bosses. Compete globally in battle mode.