| Professional Ski Simulator (1987) | 5,776 | 23 |
| Professor Brainium's Games (2008) | 478 | 5 |
| Professor Crackbrain - And the awakening of the weredog (2022) | 1,745 | 17 |
| Professor Doctor Jetpack (2024) | 4,598 | 29 |
| Professor Fizzwizzle and the Molten Mystery (2007) | 16,937 | 13 |
| Professor Goodboi's Ballistics (2023) | 379 | 15 |
| Professor Heinz Wolff's Gravity (2008) | 94,833 | 42 |
| Professor Layton and the Azran Legacy (2013) | 9,675,036 | 3,313 |
| Professor Layton and the Curious Village (2007) | 32,015,017 | 9,705 |
| Professor Layton and the Diabolical Box (2007) | 15,475,927 | 6,073 |
| Professor Layton and the Last Specter (2009) | 7,537,057 | 4,069 |
| Professor Layton and the Miracle Mask (2011) | 10,169,404 | 4,081 |
| Professor Layton and the Unwound Future (2008) | 15,327,382 | 5,318 |
| Professor Layton vs. Phoenix Wright: Ace Attorney (2012) | 78,981,195 | 7,471 |
| Professor Lupo and his Horrible Pets (2019) | 258,773 | 70 |
| Professor Lupo: Ocean (2020) | 7,255 | 68 |
| Professor of Magical Studies (2022) | 891 | 2 |
| Professor Pac-Man (1983) | 171,513 | 38 |
| Professor Watts Memory Match: Cats (2018) | 0 | 0 |
| Professor Watts Memory Match: Cute Animals (2018) | 0 | 0 |
| Professor Watts Memory Match: Expressions (2018) | 0 | 0 |
| Professor Watts Memory Match: Fresh Fruit (2018) | 390 | 1 |
| Professor Watts Memory Match: Puppies (2018) | 0 | 0 |
| Professor Watts Memory Match: Shapes And Colors (2017) | 136 | 2 |
| Professor Watts Memory Match: Yummy Cupcakes (2018) | 0 | 0 |
| Professor Watts Word Search: Into The Ocean (2017) | 294 | 3 |
| Professor Watts Word Search: Pirates Life (2018) | 0 | 0 |
| Professor Watts Word Search: Space Voyage (2018) | 18 | 1 |
| Professor Watts Word Search: Yummy Foods (2018) | 40 | 1 |
| Profi Girls (2023) | 31 | 2 |
| Profitania (2020) | 0 | 0 |
| Profound Red - The 12th Carol Reed Mystery (2017) | 17,367 | 34 |
| Progear (2001) | 647,974 | 643 |
| Prognostic (2022) | 3,431,842 | 1,179 |
| Programmer Dungeon Knightress (2022) | 444 | 4 |
| Progress Bar Simulator (2019) | 2,100 | 12 |
| Progress Quest (2002) | 247,356 | 73 |
| Prohibition (1987) | 4,109,874 | 151 |
| Project 5: Sightseer (2019) | 443,265 | 255 |
| PROJECT : KNIGHT (2020) | 830 | 10 |
| PROJECT : KNIGHT 2: Dusk of Souls (2022) | 2,186 | 7 |
| Project Absentia (2022) | 3,912 | 39 |
| Project Abyss (2016) | 64,278 | 33 |
| Project Adventure Game 'The Cycle of the Cave' (2013) | 467 | 3 |
| Project AETHER: First Contact (2020) | 25,768 | 62 |
| Project Aftermath (2008) | 5,565 | 23 |
| Project Amalthea: Battlegrounds (2020) | 50,196 | 42 |
| Project Amaranth (2022) | 18 | 1 |
| Project Aphotic (2024) | 0 | 0 |
| Project Apidom (2023) | 58,926 | 23 |
| Project Apparatus (2024) | 326 | 3 |
| Project Ara - Crucible (2021) | 246 | 2 |
| Project Arrhythmia (2019) | 29,811,743 | 2,660 |
| Project Asteroids (2024) | 45,684 | 15 |
| Project Astra Dominium (2023) | 55,065 | 91 |
| Project AURA (2018) | 329,592 | 595 |
| Project Awakening (2019) | 3,850,685 | 236 |
| PROJECT AZRIEL (2017) | 0 | 0 |
| Project Black Sun (2011) | 125,064 | 43 |
| Project Blackout (2011) | 1,584,857 | 117 |
| Project Bonsai (2024) | 0 | 0 |
| Project Canopy (2022) | 17,699 | 33 |
| Project Cappuccino (2019) | 4,660 | 2 |
| Project Cars (2015) | 318,245,439 | 95,808 |
| Project Cars 2 (2017) | 210,882,986 | 83,655 |
| Project Cars 3 (2020) | 44,317,062 | 28,137 |
| Project Castaway (2024) | 4,582,339 | 1,571 |
| Project Chameleon (2025) | 750 | 8 |
| Project City (2023) | 8,114 | 25 |
| Project Colored Mountains (2024) | 0 | 1 |
| Project Crypt (2022) | 27,453 | 177 |
| Project CUBE (2024) | 346 | 2 |
| Project Dagger (2022) | 9,795 | 16 |
| Project DarkHeaZ (2024) | 1 | 1 |
| Project DeepWeb (2020) | 5,681 | 13 |
