| Superbuff Games | Developer | |
| Supereo | Developer | |
| Supereor | Developer | |
| Superflat Games | DeveloperPublisher | |
| Supergiant Games | DeveloperPublisher | |
| Supergoldapfel | Developer | |
| Supergonk | Developer | |
| Superhot Team | DeveloperPublisher | |
| Superior Interactive | DeveloperPublisher | |
| Superior Quality Software | Publisher | |
| Superior Software | Publisher | |
| Superlative | Developer | |
| Superlumen | Developer | |
| Supermassive Games | Developer | |
| Supernaught | Developer | |
| Supernova Creations | Developer | |
| Supernova Games | Developer | |
| Supernova Software | Developer | |
| Superscape | Developer | |
| Supershape | Developer | |
| Superslim | Developer | |
| Supersoft | Publisher | |
| Supersonic | DeveloperPublisher | |
| Supersonic Software | DeveloperPublisher | |
| Supersonic Software (Ian Dunlop, Neil Adamson, Lyndon Sharp) | Developer | |
| Supersonic Software (John F. Cain, John Ferrari, Lyndon Sharp) | Developer | |
| Supersonic Software (Peter Williamson, Andrew Williamson, Michael A. Sanderson, David Whittaker) | Developer | |
| Supersonic Software (Peter Williamson, Chris Graham, David Whittaker) | Developer | |
| Supersonic Software (Peter Williamson, Chris Graham, Lyndon Sharp) | Developer | |
| Supersonic Software (Peter Williamson, James Wilson, David Whittaker) | Developer | |
| Supersonic Software (Peter Williamson, Lyndon Sharp) | Developer | |
| Supersonic Software (Peter Williamson, Neil Adamson, Chris Graham, David Whittaker) | Developer | |
| Supersonic Software (Peter Williamson, Neil Adamson, David Whittaker) | Developer | |
| Supersonic Software (The Oliver Twins, Neil Adamson, David Whittaker) | Developer | |
| Supersonic Software Ltd (Peter Williamson, Sean Conran, Adrian Ludley, David Whittaker) | Developer | |
| Superstring | Developer | |
| Supervision Entertainment | Publisher | |
| Super∴Try | Developer | |
| Suplex Games | Developer | |
| SuplexGames | Developer | |
| SuppressiveFireGames | Developer | |
| Supr | Developer | |
| Supra Games | Developer | |
| Suprema Studios | Developer | |
| Sur Dé Wave | Developer | |
| Sur de Wave | DeveloperPublisher | |
| Suraj Animations | Developer | |
| Sure | Developer | |
| Surefire.Games | Publisher | |
| Surelook | Developer | |
| Surfing Moai | Developer | |
| Surfy | Developer | |
| Surgeryhead | Developer | |
| Surgical Scalpels | DeveloperPublisher | |
| SurohHorus | Developer | |
| Surprise Attack | Publisher | |
| Surprise Attack Games | DeveloperPublisher | |
| Surprise Mechanics | Developer | |
| Surreal Software | Developer | |
| SurrealEFX | Developer | |
| Surreptitious Games | Developer | |
| Surt R. | Developer | |
| Suru | Developer | |
| Surume Games | Developer | |
| Surv'Evol | Developer | |
| Survansix | Developer | |
| Surveyor Corp | Developer | |
| Survios | DeveloperPublisher | |
| Survival Studios | Developer | |
| SurvivalDimension | Developer | |
| Survivar Boss | Developer | |
| SurviveToEscape | Developer | |
| SuryaPrakash | Developer | |
| Suryce | Developer | |
| Sushee | Developer | |
| Sushi Mouse Software | Developer | |
| Sushi Typhoon Games | Developer | |
| SushiWaUmai | Developer | |
| Sushin | Developer | |
| Suspense Comix | Developer | |
| SuspensionStudios | Developer | |
| Susumu Matsushita Company | Developer | |
| Suus | Developer | |
| Suvidriel | Developer | |
| Suxamethonium | Developer | |
| Suzak | Developer | |
| Suzak Inc. | Developer | |
| Suzaku | Developer | |
| Suzana | Developer | |
| Suzuka | Developer | |
| SuzyQ Doughnuts | Developer | |
| SvartTand | Developer | |
| Svartr Studio | Developer | |
| Svarun Entertainment | Developer | |
| Sven Ahlgrimm | Developer | |
| Sven Co-op Team | Developer | |
| Sven Tomašek | Developer | |
| SvenErik | Developer | |
| SvenRahn Games | Developer | |
| Svesjan | Developer | |
| Swadje | Developer | |
| SwagbobDev | Developer | |
| Swagonite | Developer | |
| SwallowtailedTrinket | Developer | |
| Swampa | Developer | |
| SwankyBox | Developer | |
| Swansonsart | Developer | |
| Swapnil Nishad | Developer | |
| Swat | DeveloperPublisher | |
| Swati Mallya | Developer | |
| Swatt Game | Developer | |
| Swearsoft | Developer | |
| Sweaters | Developer | |
| Sweaty Chair Studio | Developer | |
| Sweaty Tryhard | Developer | |
| SwedenEntertainment | Developer | |
| Swedish Yankspankers | Developer | |
| SwedishFeetballs | Developer | |
| SweeneyXx | Developer | |
| Sweet Arsenic | Developer | |
| Sweet Basil | DeveloperPublisher | |
| Sweet Cyanide | Developer | |
| Sweet Dreams Studio | Developer | |
| Sweet One | Developer | |
| Sweet Onion | Developer | |
| Sweet--Bun | Developer | |
| SweetAce | Developer | |
| SweetChiel | Developer | |
| SweetFreak! | Developer | |
| SweetHeart Squad | Developer | |
| SweetMint | Developer | |
| SweetMouseGames | Developer | |
| SweetPotato | Developer | |
| SweetProductions | Developer | |
| SweetVodka420 | Developer | |
| Sweeto | Developer | |
| Sweets | Publisher | |
| Sweorkie (Helena HB) | Developer | |
| Swetha & Nivetha Kannan | Developer | |
| Swetha Kannan | Developer | |
| Swift Illusion | Developer | |
| SwiftChack | Developer | |
| Swiftingly | Developer | |
| Swing Entertainment | Publisher | |
| Swing Swing Submarine | Developer | |
| Swing! Deutschland | Publisher | |
| Swing! DeutschlandEU | Publisher | |
| Swing! Entertainment | Publisher | |
| Swing! Entertainment AG DE | Publisher | |
| Swing! Entertainment AG EU | Publisher | |
| Swing! Entertainment Media AG DE | Publisher | |
| Swing! Entertainment Media AG EU | Publisher | |
| Swing! EntertainmentEU | Publisher | |
| Swingin' Ape Studios | Developer | |
| Swishless | Developer | |
| SwishyD | Developer | |
| Swofl | Developer | |
| Sword Garden Studios | Developer | |
| Sword Twin Studios | DeveloperPublisher | |
| Swordfish Studios | Developer | |
| Swotty | Developer | |
| Swyft Productions | Developer | |
| Sy | Developer | |
| SyRiNe | Developer | |
| Syanic | Developer | |
| Sybnes | Developer | |
| Sybrial Games | Developer | |
| Sydney Development | DeveloperPublisher | |
| Sydney Development Corp | Developer | |
| Sydney Development Corp. | Developer | |
| Sydney Houk | Developer | |
| Sydney Misuse | Developer | |
| Sydney Myers | Developer | |
| Syed Aman | Developer | |
| Syed Hasnad Jami | Developer | |
| Syfy Kids | Publisher | |
| Sygran | Publisher | |
| Sylaren | Developer | |
| Sylfare | Developer | |
| Syllius | Developer | |
| Sylphelle | Developer | |
| Sylrael | Developer | |
| Sylum Entertainment | Developer | |
| Sylum Entertainment, Ltd. | Developer | |
| Sylvan | Developer | |
| Sylverstone Khandr | Developer | |
| Symbio Planning | Publisher | |
| Symbio Systems | Developer | |
| Symptomatic Productions | Developer | |
| Symtus | DeveloperPublisher | |
| Syn Sophia | Developer | |
| Synapse Software | DeveloperPublisher | |
| Synapse Software Corporation | Developer | |
| Synapsed | Developer | |
| SynapsiaTeam | Developer | |
| Synchro-ni-City | Publisher | |
| SyndaKai | Developer | |
| Syndein Systems | Developer | |
| Syndicate Atomic | DeveloperPublisher | |
| Syndrome developments | Developer | |