R & P: Prologue
Steam: FreeGOG: Free
Racine
Steam: $9.99GOG: $2.49
Radical Relocation
Steam: $9.99GOG: $1.99
Raiders! Forsaken Earth
Steam: $19.99GOG: $19.99
Rail Route
Steam: $24.99GOG: $24.99
Railroad Tycoon 3
Steam: $9.99GOG: $2.49
Re-Legion
Steam: $9.99GOG: $2.15
Realpolitiks
Steam: $14.99GOG: $2.25
Realpolitiks 3: Earth and Beyond
Steam: $24.99GOG: $6.25
Realpolitiks II
Steam: $24.99GOG: $3.75
Reassembly
Steam: $14.99GOG: $14.99
Rebel Cops
Steam: $9.99GOG: $9.99
Rebuild 3: Gangs of Deadsville
Steam: $14.99GOG: $4.49
Redshirt
Steam: $9.99GOG: $2.99
Regalia: Of Men and Monarchs
Steam: $19.99GOG: $19.99
Relayer Advanced
Steam: $49.99GOG: $13.99
Renowned Explorers: International Society
Steam: $19.99GOG: $19.99
Reprisal Universe
Steam: $6.99GOG: $6.99
Rescue HQ - The Tycoon
Steam: $19.99GOG: Free
Reus
Steam: $9.99GOG: $24.99
Reus 2
Steam: $24.99GOG: $24.99
Revenge of the Orcs: Flag of Conquest
Steam: $14.99GOG: $14.99
RimWorld
Steam: $34.99GOG: $27.99
Ring of Pain
Steam: $19.99GOG: $9.99