- Steel Echoes
- Steel Rats + DLC
- Steelrising + 2 DLCs
- STEINS;GATE – Steam HD Edition
- Steins;Gate 0
- Steins;Gate Elite
- STEINS;GATE: Linear Bounded Phenogram
- STEINS;GATE: My Darling’s Embrace
- Stellar Ghosts Settlers – v1.0.220
- Stellar Sovereigns
- Stellaris: Ultimate Bundle, v3.13.0 (e62b) + 37 DLCs/Bonuses
- STERN – v1.4.2
- Still Wakes the Deep – v1.2 (31049)
- Stolen Realm – v1.0.0b9
- Stonedeep – v2021.10.09.0
- STORY OF SEASONS: A Wonderful Life + 2 DLCs + Windows 7 Fix
- Story of Seasons: Pioneers of Olive Town
- Storyteller: Soundtrack Edition – v1.0.8 + Bonus OST
- STRAFE: Gold Edition – v1.4 + Bonus OST
- Stranded Deep – v1.0.6.0.17 Release
- Strange Brigade: Deluxe Edition – v1.47.22.14 + 10 DLCs + Multiplayer
- Strangeland – v3.0 + Bonus Soundtrack
- STRANGER + VR – v1.0.5 + v0.9.8
- Stranger of Paradise: Final Fantasy Origin – v1.30 + 4 DLCs + Bonus OST + Multiplayer
- Stranger of Sword City
- Stranglehold – v1.1 GOG/31068
- Strategic Mind: Blitzkrieg
- Strategic Mind: Collection (The Pacific v3.08, Blitzkrieg v1.26, Spectre of Communism v1.10)
- Strategic Mind: Fight for Freedom
- Strategic Mind: Spectre of Communism
- Strategic Mind: Spirit of Liberty – v1.0.1
- Strategic Mind: The Pacific – v3.01
- Strawhart
- Stray Blade – Build 12682948 + Valley of Strays DLC
- Stray Gods: The Roleplaying Musical – Ultimate Setlist Bundle – v8863 + 5 DLCs/OSTs
- Stray Souls + Windows 7 Fix
- Stray: Soundtrack Edition – v1.5#368 Revision 26632 (Patch 4) + Bonus OST + Windows 7 Fix
- Straya
- Strayed Lights: Deluxe Edition, Build 11697504 + Bonus Content
- Street Fighter 30th Anniversary Collection
- Street Fighter V: Champion Edition – v7.010 + All DLCs/Bonus Content
- Street Outlaws 2: Winner Takes All
- Street Power Football – v1.0.12344.0
- Streets of Rage 4 – v.07-s r13031 + Mr. X Nightmare DLC
- Stretcher Men + Windows 7 Fix
- Strike Force 3 – v1.1.0 + Windows 7 Fix
- Strike Force Heroes: Deluxe Edition – v1.23 + 4 DLCs/Bonuses
- Strike Team Gladius
- Strike Vector EX
- Stronghold: Definitive Edition + Multiplayer