66		MAZ! (Windows, 2017)
66		Bit Blaster XL (Windows, 2016)
64		Journey to Silius (Windows, 2017)
63		Armed and Gelatinous (Windows, 2016)
63		Zheros (Windows, 2016)
62		Uriel's Chasm 2: Et (Windows, 2015)
62		Xenophage: Alien BloodSport (Windows, 2015)
62		Shatter (Windows, 2010)
61		Solaris 1.0.4. (Windows, 2000)
61		Alien Stars (Windows, 2008)
61		Uriel's Chasm (Windows, 2014)
61		Blood Money (DOS, 1990)
60		Dark Moon (DOS, 1999)
60		Alien Tequila (Windows, 2002)
60		Geu Nal-i Omyeon 3: Dragon Force (DOS, 1993)
60		GraviTron (Windows, 2006)
60		Major Havoc (Windows, 2010)
60		Gaurodan (Windows, 2013)
60		Duke Nukem (Windows, 2013)
60		Polandball: Can Into Space! (Windows, 2016)
60		Starcom (DOS, 1997)
60		Meteor Mission (DOS, 1995)
60		Monadius (Windows, 2005)
60		Star Blaze (Windows, 2005)
60		Adagio (Windows, 2005)
60		Astro Tripper (Windows, 2009)
60		Robocop 2D 2: Robocop vs Terminator (Windows, 2005)
60		The Day 5: Assault Dragon (DOS, 1995)
60		IAS (DOS, 1994)
60		The Fourth Generation (DOS, 1997)
60		Intensity XS: ReCharge (Windows, 2001)
60		The Orion Project (DOS, 1994)
60		Entity (DOS, 1994)
60		Cyber Police (DOS, 1996)
60		Xenophage: Alien BloodSport (DOS, 1996)
60		World Quest (DOS, 1993)
60		Intensity XS (Windows, 2001)
60		Thrustburst (Windows, 2008)
60		GFID Advanced Place: Project φ (Windows, 2001)
60		Duke Nukum: Episode 2 - Mission: Moonbase (DOS, 1991)
60		Zappa Roidz (DOS, 1989)
60		Isin-Densin Zero (Windows, 1999)
60		Galactic Patrol (Windows, 1998)
60		Bob Morane: Science Fiction 1 (DOS, 1987)
60		Reflex Point (DOS, 1985)
60		Freddy (Windows, 1998)
60		Illusion Blaze (DOS, 1994)
60		Duke Nukum: Episode 1 - Shrapnel City (DOS, 1991)
60		Super Beemger (DOS, 1994)
60		Duke Nukem (DOS, 1991)
60		Hurdles (DOS, 1994)
60		UFO-Hunt 2001 (Windows, 2001)
60		Killer Baby (Windows, 2006)
60		Primal Rage (DOS, 1995)
60		Into the Sun: Projected Distruction (DOS, 1995)
60		Glum Buster (Windows, 2009)
60		Menace (DOS, 1989)
60		The Day 4: Icarus (DOS, 1994)
60		Blessed (Windows, 2007)
58		Fly and Destroy (Windows, 2016)
57		ShipLord (Windows, 2015)
56		N++ (Windows, 2016)
55		Super Hero Fight Club: Reloaded (Windows, 2018)
55		Spac3 Invaders Extr3me (Windows, 2018)
55		Cycle 28 (Windows, 2018)
55		Super Destronaut DX (Windows, 2018)
55		Gun Rage (Windows, 2018)
55		Abduction Bit (Windows, 2016)
54		Amaranthine (Windows, 2016)
54		Alien Rampage (Windows, 2017)
54		Greedy Guns (Windows, 2017)
54		Abstractanoid (Windows, 2017)
54		Fidget Spinner in Space (Windows, 2017)
54		Invasion (Windows, 2017)
54		Crush (Windows, 2017)
54		1979: Invasion Earth (Windows, 2017)
53		Gleylancer (Windows, 2016)
53		Super Destronaut (Windows, 2016)
53		Jets 'n' Guns (Windows, 2004)
52		Horizon Shift (Windows, 2015)
52		Chicken Invaders: Cluck of the Dark Side (Windows, 2015)
52		Procyon (Windows, 2014)
52		Icarus-X: Tides of Fire (Windows, 2015)
51		Krunch (Windows, 2014)
51		Jets 'n' Guns Gold (Windows, 2007)
51		Ricochet (Windows, 2001)
51		20XX (Windows, 2014)
51		Radical Roach Deluxe (Windows, 2014)
51		Retrobooster (Windows, 2014)
50		Bandits! (DOS, 1992)
50		Xerix (DOS, 1992)
50		Violent Vengeance: The Universe Hero (DOS, 1995)
50		Kaeon (DOS, 1992)
50		SideLine (DOS, 1996)
50		Graviton (DOS, 1992)
50		Defender (DOS, 1992)
50		Space Chase III: Showdown In Orbit (DOS, 1993)
50		Rocket Fighter (DOS, 1993)
50		Space Intruders (DOS, 1993)
50		Gateworld: The Home Planet (DOS, 1993)
50		Gravitar (DOS, 1993)
50		Mega Man 3: The Robots are Revolting (DOS, 1992)
50		SDI2040 (DOS, 1993)
50		Alien Attack (DOS, 1993)
50		Fox Ranger (DOS, 1992)
50		StarBlade (DOS, 1990)
50		Transball (DOS, 2003)
50		Forgotten Worlds (DOS, 1991)
50		Buggy Ranger (DOS, 1990)
50		Stryx (DOS, 1990)
50		Plexu: The Time Travellers (DOS, 1990)
50		CyberGenic Ranger: Secret of the Seventh Planet (DOS, 1990)
50		Operation Spacehog (DOS, 2000)
50		Nebula Fighter (DOS, 1997)
50		1993 (DOS, 1992)
50		Jetsons: The Computer Game (DOS, 1992)
50		Phylox (DOS, 1992)
50		Flynn Sprint (DOS, 1996)
50		Robozone (DOS, 1991)
50		TIE Invaders (DOS, 1996)
50		Patriot Command (DOS, 1992)
50		PC-Fun (DOS, 1985)
50		Alien Rampage (DOS, 1996)
50		KOPS (DOS, 1996)
50		Project-X (DOS, 1994)
50		Space Chase Part One: City Under Siege (DOS, 1993)
50		Fox Ranger II: Second Mission (DOS, 1993)
50		Mono Space (DOS, 1997)
50		Avenger (DOS, 1997)
50		CHAMP Galaxia (DOS, 1996)
50		Stargunner (DOS, 1996)
50		Evasive Maneuvers (DOS, 1994)
50		Turrican II: The Final Fight (DOS, 1995)
50		Arctic Moves (DOS, 1995)
50		Indecent (DOS, 1995)
50		Interpose (DOS, 1996)
50		Space Invaders (DOS, 1995)
50		Super Stupid Space Invaders (DOS, 1997)
50		Betamax (DOS, 1997)
50		Skunny: Lost in Space (DOS, 1993)
50		Gravity Force (DOS, 2000)
50		Cash Invaders (DOS, 2002)
50		Hyper Sentinel (Windows, 2018)
50		PLEBS (DOS, 1989)
50		Combatrobo Zakato (DOS, 1994)
50		Frantis: Mission II (DOS, 1993)
50		Space Fortress (DOS, 1999)
50		The Interceptor (DOS, 1993)
50		Fox Ranger 3: Last Revelation (DOS, 1997)
50		CHAMP Invaders (DOS, 1997)
50		Graviton II (DOS, 1993)
50		Mission Cobra 98 (DOS, 1998)
50		CHAMP Galagon (DOS, 1997)
50		Sky Cat (DOS, 1991)
50		Tommy's Space Goblins (DOS, 1987)
50		Laser Blast (Windows, 2010)
50		3105 A.D. (Windows, 2003)
50		Cosmic Commuter (Windows, 2010)
50		Acky's XP Breakout (Windows, 2004)
50		Time Pilot (Windows, 2010)
50		Astrosmash (Windows, 2010)
50		KOPS (Windows, 2001)
50		Space Armada (Windows, 2010)
50		Platypus (Windows, 2002)
50		Yars' Revenge (Windows, 2010)
50		RoboCop 2D (Windows, 2004)
50		Dave Gnukem (Windows, 2004)
50		The Tuttles Madcap Misadventures (Windows, 2007)
50		Galaxian (Windows, 2008)
50		Blasturon (Windows, 2008)
50		Brickquest 2 (Windows, 2008)
50		Totally Tiny Arcade (Windows, 2007)
50		Brickquest (Windows, 2006)
50		Super Chain Crusher Horizon (Windows, 2012)
50		RS-2 (DOS, 1990)
50		Guilty Gear Isuka (Windows, 2006)
50		Hornado (Windows, 2001)
50		Gravity Force (Windows, 2000)
50		Orbsters (Windows, 1997)
50		LaserAge (Windows, 1999)
50		Mega Man X4 (Windows, 1998)
50		3D Mars Mission (Windows, 2001)
50		Nebula Fighter (Windows, 2003)
50		Mars Taxi (Windows, 1997)
50		Invaders 95 (Windows, 1995)
50		SideLine (Windows, 1996)
50		Galagatron (Windows, 1996)
50		Bio Freaks (Windows, 1998)
50		Super Transball 2 (Windows, 2002)
50		Love Invaders (Windows, 2005)
50		Zak Zapper (Windows, 2000)
50		3D Missile Madness (Windows, 2000)
50		Operation Spacehog (Windows, 2000)
50		PixelShips (Windows, 2000)
50		Invaders From Neptune! (Windows, 2000)
50		Natomi Bottle Rockets Extreme (Windows, 2002)
50		Space Invaders (Windows, 1999)
50		Alien Invaders 2000 (Windows, 1999)
50		Psycho Soldier (Windows, 2008)
50		Wings 2 (Windows, 2006)
50		Zapshot (DOS, 1986)
50		Fighter (Windows, 1995)
50		Space Spirals (DOS, 1988)
50		Mutan Zone (DOS, 1988)
50		Space Commanders (DOS, 1983)
50		Star Ship Attack (DOS, 1982)
50		Stargunner (Windows, 2013)
50		Mega Pony (Windows, 2013)
50		Asteroid Pilot (DOS, 1982)
50		UFO (DOS, 1982)
50		Bionic Commando (DOS, 1988)
50		Trantor the Last Stormtrooper (DOS, 1989)
50		Revenge of Defender (DOS, 1989)
50		Lunar Take (DOS, 1989)
50		Clone Invader (DOS, 1989)
50		Netherworld (DOS, 1990)
50		RoboCop (DOS, 1989)
50		PC-Fender (DOS, 1989)
50		Moonwalker (DOS, 1989)
50		Star Breaker (DOS, 1989)
50		Tintin on the Moon (DOS, 1989)
50		Vectorman 2 (Windows, 2012)
50		Starmaxx (DOS, 1983)
50		ESWAT: City under Siege (Windows, 2010)
50		Alien Storm (Windows, 2010)
50		Invaders Possibly from Space (Windows, 2009)
50		Alien Soldier (Windows, 2011)
50		Bio Hazard Battle (Windows, 2010)

Notes: Games similar to Shudder, Games like Shudder, SaberPhrog, SaberPhrog, Windows, Action, Sci-Fi, Futuristic, Arcade, Side view, Unity, PC, Game Similarities.