| Roller Stars (2020) | 2,409 | 4 |
| Rollerball (1984) | 2,780,855 | 174 |
| Rollerblade Racer (1993) | 350,217 | 76 |
| Rollercoaster (1980) | 123,851,172 | 3,322 |
| RollerCoaster Legends (2017) | 7,438,984 | 130 |
| RollerCoaster Legends II: Thor's Hammer (2018) | 1,033,590 | 118 |
| RollerCoaster Tycoon (1999) | 94,265,013 | 11,485 |
| RollerCoaster Tycoon 2 (2002) | 73,913,085 | 9,342 |
| RollerCoaster Tycoon 3 (2004) | 120,544,471 | 12,847 |
| RollerCoaster Tycoon 3 (2020) | 365,394 | 450 |
| RollerCoaster Tycoon 3D (2012) | 704,258 | 106 |
| RollerCoaster Tycoon 4 Mobile (2014) | 2,363,804 | 139 |
| RollerCoaster Tycoon Adventures (2018) | 1,448,893 | 232 |
| RollerCoaster Tycoon Classic (2016) | 4,260,500 | 2,453 |
| RollerCoaster Tycoon for Nintendo Switch (2018) | 818,049 | 104 |
| RollerCoaster Tycoon Touch (2017) | 2,045,832 | 434 |
| RollerCoaster Tycoon Touch - Build your Theme Park (2017) | 220,051 | 18 |
| RollerCoaster Tycoon World (2016) | 31,206,582 | 2,680 |
| Rollerdrome (2022) | 3,800,944 | 3,437 |
| Rollergames (1990) | 689,497 | 476 |
| RollerPlay (2019) | 0 | 0 |
| Rollers of the Realm (2014) | 474,214 | 641 |
| Rollin (1995) | 3,586,257 | 852 |
| Rollin' Rascals (2009) | 1,818,295 | 335 |
| Rolling (2003) | 67,905 | 92 |
| Rolling Adventure (2021) | 2,714,276 | 229 |
| Rolling Arcade (2020) | 650 | 6 |
| Rolling Atop It (2023) | 18 | 1 |
| Rolling Ball : Sphere Guider (2023) | 0 | 0 |
| Rolling Bird (2018) | 1,248 | 17 |
| Rolling Combine (2024) | 9 | 1 |
| Rolling Crash (1979) | 6,008 | 16 |
| Rolling Gunner (2018) | 221,480 | 384 |
| Rolling Hills: Make Sushi, Make Friends (2024) | 44,930 | 348 |
| Rolling in the Maze (2022) | 5,207 | 3 |
| Rolling in the Reef (2018) | 706 | 3 |
| Rolling Line (2018) | 3,002 | 6 |
| Rolling Realms (2023) | 294,438 | 371 |
| Rolling Ronny (1991) | 23,306 | 42 |
| Rolling Rush (2022) | 2,312 | 16 |
| Rolling Sky 2 (2019) | 1,516,803 | 309 |
| ROLLING STAR (2025) | 558 | 2 |
| Rolling Stone: Drum King (2009) | 5,651 | 5 |
| Rolling Thunder (1986) | 6,207,989 | 2,154 |
| Rolling Thunder 2 (1990) | 2,021,988 | 875 |
| Rolling Thunder 3 (1993) | 322,214 | 323 |
| Rolling Thunder: Vietnam (2025) | 48,276 | 7 |
| RollingBall: Unlimited World (2018) | 0 | 0 |
| Rollo and the Brush Bros. (1984) | 7,603 | 4 |
| Rollo Boi (2025) | 0 | 0 |
| Rollout (2016) | 4,688,701 | 348 |
| RollRiddle - Cube'n'Roll (2022) | 0 | 0 |
| Rolls and Girls (2020) | 359 | 3 |
| RollScape (2024) | 201,503 | 61 |
| RollTale (2024) | 64 | 3 |
| Rolly Vortex (2017) | 246,170 | 75 |
| Rolo to the Rescue (1992) | 368,717 | 301 |
| ROM CHECK FAIL (2008) | 134,248 | 44 |
| ROM: Extraction (2016) | 401,017 | 75 |
| Roma Invicta (2022) | 0 | 0 |
| Roma Victor (2006) | 121,951 | 8 |
| Roman Conquest: Rise to Power (2024) | 0 | 0 |
| Roman Sands RE:Build (2025) | 0 | 0 |
| Roman Triumph: Survival City Builder (2024) | 501,700 | 179 |
| Roman Wars: Deck Building Game (2021) | 2,415 | 2 |
| Romance In Space (2022) | 0 | 0 |
| Romance of Rome (2010) | 22,336 | 42 |
| Romance of the Three Kingdoms (1985) | 79,111,709 | 15,404 |
| Romance of the Three Kingdoms II (1989) | 4,503,672 | 1,970 |
| Romance of the Three Kingdoms III (1992) | 3,318,979 | 1,371 |
| Romance of the Three Kingdoms IV (1994) | 1,390,700 | 880 |
| Romance of the Three Kingdoms IX (2003) | 3,948,550 | 848 |
| Romance of the Three Kingdoms Maker (2015) | 3,168 | 6 |
| Romance of the Three Kingdoms V (1995) | 3,478,698 | 252 |
| Romance of the Three Kingdoms VI (1998) | 720,162 | 501 |
