| Gal*Gun: Double Peace (2016) | 8,557,431 | 3,684 |
| Galacide (2015) | 357,907 | 108 |
| Galactic Adventures (1983) | 0 | 0 |
| Galactic Arms Race (2010) | 23,821 | 26 |
| Galactic Ascendancy (2024) | 262 | 6 |
| Galactic Assault: Prisoner of Power (2007) | 86,056 | 45 |
| Galactic Attack (1980) | 217,050 | 213 |
| Galactic Bowling (2008) | 5,589 | 7 |
| Galactic Breakout (2024) | 76 | 7 |
| Galactic Chase (1981) | 5,875 | 8 |
| Galactic Civilizations (2003) | 355,715 | 134 |
| Galactic Civilizations II: Dread Lords (2006) | 4,134,357 | 1,204 |
| Galactic Civilizations III (2015) | 16,661,519 | 4,535 |
| Galactic Civilizations IV (2022) | 4,032,044 | 2,417 |
| Galactic Command Echo Squad SE (2014) | 11,079 | 2 |
| Galactic Conqueror (1988) | 25,344 | 41 |
| Galactic Conquest Battle Infinity (2023) | 788 | 12 |
| Galactic Counselors (2024) | 0 | 0 |
| Galactic Crusader (1990) | 33,582 | 62 |
| Galactic dating: Harem in space station (2024) | 0 | 0 |
| Galactic Defense: Automation (2024) | 771 | 5 |
| Galactic Delivery (2018) | 16,314 | 21 |
| Galactic Empire (1979) | 846 | 4 |
| Galactic Empire (1990) | 13,068,695 | 455 |
| Galactic Escape (2023) | 124,856 | 60 |
| Galactic Feud (2018) | 655,030 | 28 |
| Galactic Fighters (2017) | 9,160 | 13 |
| Galactic Games (1987) | 2,238 | 28 |
| Galactic Gauntlet: The Ultimate Interstellar Challenge (2024) | 1 | 1 |
| Galactic Gladiators (1982) | 986,011 | 33 |
| Galactic Glitch: Infinity's Edge (2024) | 5,288 | 24 |
| Galactic Gluttony (2023) | 16,765 | 1 |
| The Galactic Harem Handbook: Chapter 2 - NSFW Sci-Fi Porn (2024) | 0 | 0 |
| Galactic Junk League (2016) | 3,553,187 | 628 |
| Galactic Lords (2017) | 4,536 | 25 |
| Galactic Mining Corp (2021) | 822,024 | 468 |
| Galactic Patrol (1998) | 272,896 | 45 |
| Galactic Pinball (1995) | 342,604 | 322 |
| Galactic Protector (1988) | 130,186 | 101 |
| Galactic Racing Online (2022) | 208 | 3 |
| Galactic Rangers VR (2019) | 35,984 | 31 |
| Galactic Refugees (2021) | 22,872 | 8 |
| Galactic Revolution (1980) | 495 | 18 |
| Galactic Ruler Enlightenment (2024) | 4,234 | 12 |
| Galactic Shipwright (2018) | 252,511 | 20 |
| Galactic Starfire: Squadron (2024) | 1,825 | 3 |
| Galactic Sushi (2015) | 20,748 | 9 |
| Galactic Taz Ball (2010) | 72,153 | 97 |
| Galactic Thunderdome (2024) | 15,509 | 9 |
| Galactic Trooper Armada (2020) | 898 | 2 |
| Galactic Warrior Rats (1992) | 1,612 | 8 |
| Galactic Warriors (1985) | 87,866 | 160 |
| Galactic Wars EX (2022) | 10,625 | 53 |
| Galactic Wrestling: Featuring Ultimate Muscle (2004) | 1,243,361 | 725 |
| Galacticare (2024) | 285,718 | 657 |
| Galacticverse (2023) | 121 | 5 |
| Galactik Football (2009) | 233,956 | 153 |
| Galactivore (2024) | 1,164 | 6 |
| Galactix (1992) | 0 | 0 |
| Galaforce (1986) | 5,256 | 20 |
| Galaga '88 (1987) | 973,401 | 667 |
| Galaga '91 (1991) | 13,455 | 43 |
| Galaga 30th Collection (2011) | 30,514 | 4 |
| Galaga Legions (2008) | 320,882 | 89 |
| Galaga Legions DX (2011) | 369,586 | 361 |
| Galaga Remix (2009) | 0 | 0 |
| Galaga: Destination Earth (2000) | 124,144 | 163 |
| Galagan's Island: Reprymian Rising (2015) | 0 | 0 |
| GALAHAD 3093 (2022) | 93,587 | 121 |
| Galahad and the Holy Grail (1982) | 4,041 | 4 |
| Galaia (2024) | 0 | 0 |
| Galak-Z: The Dimensional (2015) | 1,196,242 | 1,127 |
| GALAK-Z: Variant S (2018) | 77,020 | 42 |
| Galapago (2006) | 5,914 | 2 |
| Galapagos (1997) | 3,919,281 | 87 |
