# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
| U-29 SUBMARINE | GENESIS | Submarine wargame |
| UCHI MATA | MARTECH | Judo |
| ULISES | OPERA SOFT | Platform game/shoot-'em-up |
| ULTIMA RATIO | FIREBIRD | Space shoot-'em-up |
| ULTIMATE FIGHT (THE) | Y. BAUDOIN | Gun fighting |
| ULTIMATE TETRIS (THE) | DREADNOUGHT | Tetris clone |
| ULTRON 1 | CHIP | Arcade game |
| UN SQUADRON | US GOLD | Plane shoot-'em-up |
| UNITRAX | DOMARK | Maze / shoot'em |
| UNKNOWN PLANET | BARRIE EATON/MARK EATON | Text adventure |
| UNTOUCHABLES (THE) | OCEAN | Platform game/shoot-'em-up |
| UP FOR GRABS | ALTERNATIVE | Business sim./exploration |
| URANIUM | ? | Arcade game |
| URIDIUM | HEWSON | Space shoot-'em-up |
| USAGI YOJIMBO/SAMURAI WARRIOR | FIREBIRD | Sword fighting |