211+ iOS apps & games curated and reviewed
Finding the right alien games offline app can be overwhelming with so many options. We've analyzed 211+ apps and games to bring you the best choices for 2026, from free options to premium solutions with advanced features.
Command an alien and grow its army by defeating humans in this idle RPG. Evolve your alien with new abilities, upgrade its stats, and face challenging boss battles to achieve extraterrestrial dominance.
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.
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.
Engage in thrilling 3D Sci-Fi war missions with unlimited sniper and commando action. This offline FPS game offers a campaign mode and team deathmatch with intelligent enemies. Become a super soldier and conquer the battlefield in this free-to-play adventure.
Engage in thrilling arcade-style space combat, defending the galaxy from alien invaders. Pilot customizable starships, upgrade weapons, and face challenging missions and bosses. Experience a blend of classic nostalgia and modern action with competitive multiplayer and leaderboards.
Control a massive underground monster to devour everything in its path. Explore diverse environments, battle over 40 enemy types, and destroy vehicles and aircraft. Enjoy multiple game modes and evolving worm visuals for endless destructive fun.
Engage in an addictive offline arcade racer where you blast rivals and gang bosses. Collect and upgrade exotic cars, utilize powerful drones, and customize your soundtrack with your own music. Reclaim your top position in challenging leagues and a rich story campaign.
Defend against an alien invasion in this RPG where you gather resources, upgrade your spaceship, and battle waves of extraterrestrial foes. Craft powerful upgrades and unlock new abilities to survive the relentless assault and claim victory in this captivating space adventure.
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.
Become an alien invader and crush cities on Earth. Grow by abducting people and destroying buildings, but beware of other aliens who will try to swallow you. Compete against others in fast-paced, timed invasion battles.
Engage in a thrilling 3D invasion game where you must identify and eliminate hidden aliens disguised as ordinary people. Utilize scanners and blasters to complete levels, unlock new weapons, and rescue citizens from alien isolation across various city suburbs.
Pilot a monster-shaped spacecraft to defend Earth from an alien invasion in this offline arcade shooter. Upgrade your ship, collect pets, and battle through hundreds of stages. Compete against other players in PvP modes.
Experience classic arcade air combat with modern visuals and fluid controls. Pilot legendary warplanes through over 900 levels, engage in real-time PvP battles, and join clans for team missions. Enjoy intense dogfights and boss battles anytime, anywhere.
Control a giant underground monster, devouring everything in its path. Battle over 40 enemy types across diverse locations, destroying vehicles and aircraft. Enjoy multiple game modes and evolving worm visuals for endless destructive fun.
Engage in thrilling arcade space combat, defending the galaxy from alien invaders. Experience retro-style shoot 'em up action with modern mechanics, customizable ships, and real-time multiplayer battles. Team up with others or compete globally to save the universe.
Engage in a fast-paced, top-down space war to defend the galaxy from alien invaders. Command your ship, upgrade weapons, and complete over 100 missions to save humanity. This classic arcade shooter offers offline play and challenging boss battles.
Engage in an action-packed space shooter where you battle monsters and bosses with powerful weapons. Compete in cash tournaments for real-world prizes or play for fun with virtual currency. Experience stunning sci-fi visuals and intuitive one-finger controls.
Engage in an epic space war against alien invaders in this classic arcade shooter. Pilot legendary fighters, upgrade your arsenal, and protect Earth from a relentless chicken squadron. Experience thrilling battles with diverse missions and challenging bosses.
Pilot a ship through relentless alien attacks, dodging bullets and upgrading your vessel with each run. This one-handed arcade shooter offers quick sessions and addictive gameplay with no checkpoints.
Embark on an offline arcade adventure fighting space invaders in a hardcore RPG shooter. Explore planets, unlock weapons and abilities, and battle terrifying boss monsters to become a laser-shooting beast. Nothing is impossible in this fight for freedom.