- Unicorn Music Game
- Unicorn Phone
- Unicorn Princess Recipe Book
- Unicorn Run 2D: Help Princess
- Unicorn Runner 2020- Pony Run
- Unicorn School - Carnival Life
- Unicorns on Unicycles
- Unicycle Hero
- One Wheel Cycle Simulator
- Uniform Tailor Boutique
- Uniko
- Unimime - Unicycle Madness
- Unity Run
- Unity-chan's Action Shooting
- Universe Surfing
- Unknown planet: Dino evolution
- Unknown Space: Arcade Shooter
- Unlicensed Taxi Driver
- Unlimited Box - Endless Runner
- Unlink Lines
- Unlock Circle
- Unlock Game
- Unlock it - best game
- Unlock master!
- Unlock The Door!
- Unlock3D
- Unnatural Disasters io
- Unplugged The Game – Charge me!
- Unpuzzle 3D
- Unquilt
- Unroll Ball Slide Puzzle
- Unscramble Jumble!
- Unseen AR
- Unslice
- UnStoppable!.
- Untangle 3D!
- Untie the knots - Art of ropes
- UnWrinkle
- Untie the knots - Art of ropes
- UnWrinkle
- Up & Down : Colors Game
- Up & Down! Snake Ball
- UP 9 - Hexa Puzzle!
- Up And Under
- Up Jump!
- UP not down
- Up Up Yo!
- UpClose: Temple Trivia
- Updog Adventures
- Upfrog
- Uphill Bus Driving Adventure
- Uphill Racing - Rush hour
- Upin Ipin Demi Metromillenium
- Uplift!
- Upope
- Upp i Rök