0+ iOS apps & games curated and reviewed
TowerMadness is the household name in ufo game alternative, but it's far from the only option. We track 0+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | $2.99 | 4.4★ (836) | No | Yes | Aug 2026 |
| 2 |  | Free | 4.7★ (103K) | Yes | Yes | Aug 2026 |
| 3 |  | Free | 4.8★ (10K) | Yes | Yes | Aug 2026 |
| 4 |  | Free | 4.6★ (25K) | Yes | Yes | Aug 2026 |
| 5 |  | Free | 4.3★ (3) | No | Yes | Aug 2026 |
| 6 |  | Free | 4.6★ (2.3K) | No | No | Aug 2026 |
| 7 |  | Free | 3.7★ (1.3K) | Yes | Yes | Aug 2026 |
| 8 |  | Free | 4.8★ (5.7K) | No | No | 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.
Embark on an exhilarating endless running adventure with a variety of jetpacks, vehicles, and costumes. Dodge obstacles, collect coins, and complete missions to achieve high scores and unlock new items. This action-packed game offers simple controls and thrilling gameplay for hours of entertainment.
Build and manage a secret desert facility to research salvaged alien technology. Expand your operations, unlock advanced research, and defend against government raids and alien interference. Your strategic decisions will determine the fate of your facility and potentially the world.
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 satisfying puzzle game where you control a UFO hole, swallowing objects to grow larger. Navigate colorful levels, collect items, and overcome challenges with boosters. Enjoy a smooth interface and engaging sound effects.
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.
Experience the thrill of playing real Japanese claw machines online. Win plushies, figures, and other prizes that are shipped directly to your home. Enjoy live gameplay with real-time video and controls.
Explore a global map of UFO, drone, and other aerial sightings. Share your own experiences, view witness accounts, videos, and audio. Get alerts for nearby phenomena and use AR to identify objects in real-time.
Embark on a time management adventure as an aspiring flight attendant. Navigate 60 levels, master 18 mini-games, and uncover a compelling story of love, loss, and overcoming past fears. Experience the glamorous and challenging life of a cabin crew member.
Pilot a 3D UFO through a city, completing missions by destroying various targets. Experience precise movement and engage in aerial combat with machine guns and missiles. Progress through increasingly difficult levels and enjoy multiple camera perspectives.
Engage in thrilling aerial combat, dogfighting against enemy fighters and ships with a variety of weapons. Explore aircraft from WWII to modern jets, upgrade your planes, and compete in diverse game modes with global leaderboards.
Engage in thrilling air combat with high-powered fighter jets. Master flight and weaponry to outmaneuver opponents in diverse environments. Customize your aircraft and explore various game modes for an ultimate aerial battle experience.
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 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.
Command every aspect of your starship in a persistent online universe. Build, battle, explore, and manage resources in this 8-bit spaceship management game. Form alliances and conquer with friends.
Defend the world from an alien invasion by strategically placing devastating weapons and traps. Explore diverse environments across numerous levels, utilizing a vast arsenal and unique gameplay modes to thwart the enemy.
Engage in a fast-paced, strategic puzzle game where you blast aliens by matching colored stars. Avoid letting stars or UFOs reach the top of the screen. Utilize a charged laser gun for emergencies and enjoy playing with your own music.
Pilot a starship in an intense arcade shooter to defend the galaxy from alien invaders. Engage in challenging campaigns, battle epic bosses, and compete with other players online. Your mission is to save humanity from an intergalactic war.
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 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.