Redshirt
Steam: $9.99GOG: $2.99
Regalia: Of Men and Monarchs
Steam: $19.99GOG: $19.99
Regiments
Steam: $29.99GOG: $29.99
Relayer Advanced
Steam: $49.99GOG: $49.99
Renowned Explorers: International Society
Steam: $19.99GOG: $19.99
Reprisal Universe
Steam: $6.99GOG: $6.99
Rescue HQ - The Tycoon
Steam: $19.99GOG: Free
RimWorld
Steam: $34.99GOG: $34.99
Ring of Pain
Steam: $19.99GOG: $9.99
RIOT: Civil Unrest
Steam: $16.99GOG: $16.99
Rise Eterna
Steam: $19.99GOG: $1.99
Rise Eterna War
Steam: $9.99GOG: $9.99
Rise of Industry
Steam: $29.99GOG: $7.49
Rise of Industry 2
Steam: $34.99GOG: $7.49
Rise to Ruins
Steam: $14.99GOG: $14.99
Rising Lords
Steam: $19.99GOG: $11.99
Robin Hood: The Legend of Sherwood
Steam: $7.99GOG: $3.99
Roboplant
Steam: $11.99GOG: $1.19
Rogue Lords
Steam: $24.99GOG: $2.49
Rogue Waters
Steam: $29.99GOG: $29.99
ROGUE-FP
Steam: $4.99GOG: $3.49
Roguebook
Steam: $24.99GOG: $2.49
RollerCoaster Tycoon® 2: Triple Thrill Pack
Steam: $9.99GOG: $9.99
RollerCoaster Tycoon® 3: Complete Edition
Steam: $19.99GOG: $5.99