| Spookto | Developer | |
| Spooky Cat | Developer | |
| Spooky Cookie Games | Developer | |
| Spooky Doorway | DeveloperPublisher | |
| Spooky Games | Developer | |
| Spooky Squid Games Inc. | Developer | |
| SpookyAl | Developer | |
| SpookyBee | Developer | |
| SpookyBunsGames | Developer | |
| SpookySlaughtumn | Developer | |
| SpookyTanookie | Developer | |
| Spookybot | Developer | |
| SpoonProduction36 | Developer | |
| Spoonbox Studio | Developer | |
| Spoonman Games | Developer | |
| Spoony Bard Productions | Developer | |
| SportTime | DeveloperPublisher | |
| Sports Director Limited | Developer | |
| Sports Interactive | Developer | |
| Sportshorts | Developer | |
| Sportsmaster | Publisher | |
| Spotlight Software | Publisher | |
| Spotlightor Interactive | Developer | |
| Spotted Shark Studios | DeveloperPublisher | |
| Spotted Zebra | Developer | |
| Spottedphyre | Developer | |
| Spotty Doggy and Witty Doggy | Developer | |
| Sprakelsoft | DeveloperPublisher | |
| Spram | Developer | |
| Spratley | Developer | |
| Sprawl | Developer | |
| Spray | Developer | |
| Sprazzal | Developer | |
| SpreadShot | Developer | |
| Spreadable Fruit | Developer | |
| Spreadcamp | Developer | |
| Spring | Developer | |
| SpringHeeled | Developer | |
| Springarm | Developer | |
| Springboard Software | Publisher | |
| Springloaded | DeveloperPublisher | |
| Springtail | Developer | |
| SprintToTheTop | Developer | |
| Sprite | Developer | |
| SpriteQ | Developer | |
| Sprited | Developer | |
| SpritersBlock | Developer | |
| Sproing | Developer | |
| Sproing Interactive | Developer | |
| Sproing Interactive Media | Developer | |