65		Serpent (DOS, 1982)
65		Hoser (DOS, 1982)
65		Gobble Man (DOS, 1982)
65		PacWorm (DOS, 1982)
65		Squirm (DOS, 1982)
65		The Queen of Hearts Maze Game (DOS, 1982)
64		Chomps (DOS, 1983)
64		Pango (DOS, 1983)
64		Packman (DOS, 1983)
64		Centipede (DOS, 1983)
64		Amazing Maze (DOS, 1983)
63		Nerm of Bemer (DOS, 1984)
62		Hopper (DOS, 1985)
62		The Worm (DOS, 1985)
61		THOTH (Windows, 2016)
61		Batalia (DOS, 1986)
61		Tommy's Turkeys (DOS, 1986)
61		CPU Invaders (Windows, 2017)
61		Pac-Man: Championship Edition 2 (Windows, 2016)
61		Gapper (DOS, 1986)
60		Brain Storm: Tower Bombarde (Windows, 2017)
60		Comecocos (Windows, 2002)
60		Snakeez (Windows, 2017)
60		Ms. Pac-Man (Windows, 2016)
60		Ping (Windows, 2017)
60		Pacman256 (DOS, 2015)
60		JoustPong (Windows, 1998)
60		Lady Bug (DOS, 2008)
60		Antz: Panic in the Anthill! (Windows, 2001)
60		Split Bullet (Windows, 2016)
60		Rainbow Snake (Windows, 2017)
60		Blue Snake Adventures (Windows, 2017)
60		The Ultra Mission (Windows, 2010)
60		Diner Dash 5: BOOM! (Windows, 2010)
60		Black Friday: The Game (Windows, 2017)
60		Wondershot (Windows, 2016)
60		Cultures: The Beginning (Windows, 2000)
60		Kwik Snax (DOS, 1993)
60		Pac-Man: Championship Edition DX (Windows, 2013)
60		Capman (Windows, 1999)
60		CHAMP Pac-em (DOS, 1996)
60		My Pet Rock (Windows, 2017)
60		Kingdom of Kroz II (DOS, 1990)
60		AstroFire (DOS, 1994)
60		Dungeons of Kroz (DOS, 1989)
60		Champ Centipede (DOS, 1993)
60		Return to Kroz (DOS, 1990)
60		Heavy Water Jogger (DOS, 1992)
60		Roboto (DOS, 1992)
60		Wurm (DOS, 1993)
60		Fast Food (DOS, 1992)
60		Microsoft Mouse (included game) (DOS, 1989)
60		Brick Breaker (Windows, 2017)
60		Pac PC (DOS, 1995)
60		CHAMP Ms. Pac-em (DOS, 1996)
60		Tommy's Enet (DOS, 1987)
60		Disasteroids 3D (Windows, 2000)
60		Memory Hog Hunter (DOS, 1988)
60		Tommy's Gorilla Ball Tag (DOS, 1987)
60		Tommy's Floppy Discus (DOS, 1987)
60		Dingo (Windows, 2008)
60		Psibo (Windows, 2016)
60		Snafu (Windows, 2010)
60		Freeway (Windows, 2010)
60		Mad Mix Game (DOS, 1988)
60		Food Fight (Windows, 2010)
60		Escape from Monster-Castle (DOS, 1993)
60		Surround (Windows, 2010)
60		Eisbär!: Das PC-Spiel (Windows, 2008)
60		Robber (Windows, 2009)
60		H-Tron (DOS, 2016)
60		Fluf! (DOS, 1989)
60		Bloxinies II (DOS, 2016)
60		Pacman (Windows, 2002)
60		Snakes (DOS, 1988)
60		Pac-Man (Windows, 2009)
60		Toad Road (DOS, 1990)
60		RIP 3: The Last Hero (Windows, 2008)
60		Chinese Hero (Windows, 2018)
60		Deluxe PocMon (Windows, 2006)
60		Burn the Trash! (Windows, 2007)
60		Sweeties (Windows, 2006)
60		Christmas Super Frog (Windows, 2000)
60		MSOIDS (Windows, 2007)
60		Unholy Stage (Windows, 2006)
60		Dragon Jumper (Windows, 2002)
60		Whack A Croc (Windows, 1999)
60		Bloxinies (DOS, 2013)
60		Pune (DOS, 1995)
60		Black Penguin (Windows, 2001)
60		Cosmic Snake 8473/3671 (HAMLETs) (Windows, 2018)
60		Eicheljagd (Windows, 2007)
60		Quadrun (Windows, 2010)
54		Virus Rage (DOS, 1983)
54		Tron Light Cycles (DOS, 1983)
53		Lupinball (Windows, 2017)
52		Bomberman (DOS, 1992)
52		Ricochet: Lost Worlds (Windows, 2004)
51		Blasten ! (DOS, 1986)
51		Tommy's Hyperdrive (DOS, 1986)
51		Maze Runner (DOS, 1986)
50		Alien Field 3671 (Windows, 2018)
50		Super Rock Blasters (Windows, 2017)
50		Last Soldier (Windows, 2017)
50		Blast Zone! Tournament (Windows, 2018)
50		Bomb'X (DOS, 1993)
50		Space Asteroid Shooter (Windows, 2017)
50		Ballz: Farm (Windows, 2018)
50		Planum (Windows, 2018)
50		Spheroids (DOS, 1993)
50		Blastocyst (DOS, 2005)
50		CHAMP Asterocks (DOS, 1997)
50		Styx (DOS, 1998)
50		ANIMAC (DOS, 1991)
50		Hardnoid (Windows, 2017)
50		Robotron: 2084 (DOS, 1995)
50		Stardust (DOS, 1995)
50		Trash Killer (Windows, 1999)
50		The Dungeons of Grimlor II (DOS, 1995)
50		Son of Scoregasm (Windows, 2017)
50		Quadnet (DOS, 1998)
50		Tommy's Gorilla Ball Gauntlet (DOS, 1987)
50		Vectoroids (Windows, 2002)
50		Jetsons: The Computer Game (DOS, 1992)
50		DriftZone (Windows, 2000)
50		Space Duel (Windows, 2010)
50		3D Astro Blaster (Windows, 1999)
50		Swarm (Windows, 1998)
50		Warning Forever (Windows, 2003)
50		Debris (Windows, 1999)
50		Back to Earth 2 (Windows, 2007)
50		Slybots: Frantic Zone (Windows, 2016)
50		Back to Earth (Windows, 2004)
50		Galaga (Windows, 2004)
50		Pac-Man (Windows, 2004)
50		Titan Attacks! (Windows, 2006)
50		Fractal Fighter (Windows, 2007)
50		Warlords (Windows, 2010)
50		DarkSide (Windows, 2007)
50		Totally Tiny Arcade (Windows, 2007)
50		FreeStrike (Windows, 2001)
50		Juggernaut Corps: First Assault (Windows, 1998)
50		The Final Crusade of Kroz (DOS, 1990)
50		Meteors (DOS, 1989)
50		Worm Burner (DOS, 1987)
50		Space Hawk (Windows, 2010)
50		Lost Adventures of Kroz (DOS, 1990)
50		Foxeroids (Windows, 2003)
50		Turn n' Burn (DOS, 1992)
50		Temple of Kroz (DOS, 1990)
50		Tommy's Tanks (DOS, 1987)
50		Lucky Luke (DOS, 1987)
50		Asteroid Miner (Windows, 2003)
50		Gyruss (Windows, 2010)
50		Atomic Bomberman (Windows, 1997)
50		Alien Sky (Windows, 2004)
50		Combat (Windows, 2010)
50		Genital Jousting (Windows, 2016)
50		Arkanoid (DOS, 1988)
50		Asteroids Fighter (Windows, 2003)
42		Spacewar (DOS, 1985)
42		Beat Hazard 2 (Windows, 2018)
40		Asteroids (Windows, 2010)
40		Asteroids Deluxe (Windows, 2010)
40		Megamania (Windows, 2010)
40		AstroRaid (Windows, 2003)
40		Crazy Nick's Software Picks: Roger Wilco's Spaced Out Game Pack (DOS, 1992)
40		Meteor Crash (Windows, 2003)
40		Star Trek: The Neutral Zone (Windows, 2003)
40		Super Stardust (DOS, 1996)
40		Rocket Rangers (DOS, 1990)
40		HarshGame (DOS, 1991)
40		Asteroids (Windows, 1998)
40		Space Scumbags (Windows, 2017)
40		Space Adventure (DOS, 1988)
40		In Space We Brawl (Windows, 2015)
40		Shooting Stars! (Windows, 2016)
40		Space War (Windows, 2010)

Notes: Games similar to Zap'em, Games like Zap'em, IBM, DOS, Action, Arcade, Shooter, Top-down, Fixed, Flip-screen, PC, Game Similarities.