| State of Extinction (2016) | 5,874 | 13 |
| State of Mind (2018) | 5,523,793 | 3,852 |
| The State of Nowhere (2026) | 65 | 4 |
| State of Survival: Zombie War (2022) | 85,913,719 | 17,481 |
| State of War (2001) | 102,643 | 220 |
| State of War: Warmonger (2006) | 79,227 | 50 |
| State of Zombie: Idle RPG (2006) | 5,132 | 21 |
| Statecraft: Corrupted Democracy (2026) | 4,324 | 4 |
| Statera: Aurum (2025) | 0 | 0 |
| StateShift (2009) | 22,355 | 44 |
| Static Dread: The Lighthouse (2025) | 78,243 | 79 |
| Static Paradox (2025) | 22 | 1 |
| The Static Speaks My Name (2015) | 21,716,549 | 887 |
| Station (2014) | 63,942,359 | 678 |
| The Station (2018) | 64,687,865 | 6,871 |
| Station 21 - Space Station Simulator (2018) | 769 | 3 |
| Station Invasion (1994) | 66,130 | 37 |
| Station Manager (2016) | 1,090,092 | 475 |
| Station to Station (2023) | 5,834,863 | 1,637 |
| Stationeers (2017) | 20,952,061 | 20,749 |
| Stationfall (1987) | 67,147 | 47 |
| STATIONflow (2019) | 2,625,396 | 254 |
| Status One (2025) | 19,068 | 30 |
| Staxel (2018) | 23,464,409 | 8,393 |
| Stay Alive: Apocalypse (2018) | 0 | 0 |
| Stay Away From Zombies (2022) | 16,300 | 12 |
| STAY COOL, KOBAYASHI-SAN!: A RIVER CITY RANSOM STORY (2019) | 30,901 | 59 |
| Stay Dead Evolution (2015) | 182,129 | 44 |
| Stay Out (2019) | 46,301,007 | 18,900 |
| Stay Safe (2018) | 6,500,824 | 1,990 |
| Stay Tooned! (1996) | 354,120 | 169 |
| Stay with Me! Alien Abduction Story (2024) | 33,822 | 56 |
| Stayin' Alive (2018) | 0 | 0 |
| Staying Fresh (2024) | 2,767 | 32 |
| Staying Together (2020) | 1,107,269 | 52 |
| Steal It (2025) | 1,681,968 | 191 |
| Steal Princess (2008) | 272,994 | 220 |
| Stealing the Diamond (2011) | 176,290,923 | 2,242 |
| Stealth (1984) | 37,332 | 24 |
| Stealth (1992) | 4,167 | 8 |
| Stealth (2021) | 5,879 | 13 |
| Stealth ATF (1989) | 106,843 | 78 |
| Stealth Bastard (2011) | 2,959,946 | 796 |
| Stealth Bastard Deluxe (2012) | 853,807 | 721 |
| Stealth Combat (2002) | 574,231 | 190 |
| Stealth Inc 2: A Game of Clones (2014) | 1,151,885 | 629 |
| Steam and Metal (2015) | 5,559 | 24 |
| Steam Brigade (2006) | 2,349 | 2 |
| Steam Engine Simulator (2023) | 263,539 | 74 |
| STEAM HAMMER (2017) | 288,739 | 147 |
| Steam Marines (2013) | 189,580 | 96 |
| Steam Marines 2 (2019) | 794 | 5 |
| Steam Prison (2016) | 226,895 | 312 |
| Steam Prison (2019) | 41,250 | 67 |
| Steam Punks (2025) | 48,173,068 | 2,342 |
| Steam Slug (2009) | 218,001 | 36 |
| Steam Squad (2016) | 231,587 | 380 |
| STEAM TRIGGER (2025) | 0 | 0 |
| STEAM-HEART'S Saturn Tribute (2025) | 0 | 0 |
| Steam: Rails to Riches (2015) | 4,554,166 | 545 |
| SteamBirds (2010) | 722,636 | 169 |
| Steambot Chronicles (2005) | 1,114,750 | 1,462 |
| Steambot Chronicles: Battle Tournament (2008) | 149,253 | 96 |
| Steamcore (2022) | 4,244 | 35 |
| Steamcraft (2019) | 830,231 | 113 |
| SteamDolls - Order Of Chaos (2021) | 98,997 | 101 |
| SteamGear Mash (1995) | 52,951 | 56 |
| Steamlands (2011) | 847,829 | 156 |
| Steampunk Action Battle Simulator (2017) | 425,411 | 3 |
| Steampunk Graveyard (2018) | 207 | 5 |
| Steampunk Jigsaw Puzzles (2023) | 24 | 3 |
| Steampunk Syndicate (2017) | 737,665 | 110 |
| Steampunk Syndicate 2 (2017) | 18,767 | 23 |
| Steampunk Tower 2 (2018) | 1,656,303 | 677 |
| Steamroll (2015) | 128,217 | 92 |
