Games like Half-Life: Source on Steam

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Halo: The Master Chief Collection The Master Chief’s iconic journey includes six games, built for PC and collected in a single integrated experience. Whether you’re a long-time fan or meeting Spartan 117 for the first time, The Master Chief Collection is the definitive Halo gaming experience.

Similarity 66%
Price 39.99€
Rating 9.1
Release 03 Dec 2019
Return to Castle Wolfenstein World War II rages and nations fall. The Nazis are twisting science and the occult into an army capable of annihilating the Allies once and for all. As US Army Ranger William “B.J.” Blazkowicz, pierce the black heart of the Third Reich and stop them...or die trying.

Similarity 66%
Price -81% 0.96€
Rating 9.0
Release 03 Aug 2007
Blood: One Unit Whole Blood You carved your soul to shreds in servitude to a dark god, but false promises and betrayal were your only reward. Now you have a score to settle and it will be measured in blood! Experience the madness in one carnage-soaked package! All the gore, all the unholy war! Zombies, gargoyles, hellhounds and blood-crazed hordes of horrors await!

Similarity 66%
Price 5.14€
Rating 8.7
Release 14 Jul 2014
Overload A new six-degree-of-freedom shooter with intuitive controls, amazing lighting and graphics. From the creators of Descent, Overload is the best zero-gravity robot-blasting combat ever.

Similarity 65%
Price -98% 0.54€
Rating 9.0
Release 31 May 2018
Call of Duty®: Vanguard Call of Duty®: Vanguard includes a deeply engaging single player Campaign, a massive Multiplayer offering featuring over 20 maps including 16 built for core Multiplayer and an exciting new Zombies experience developed by Treyarch.

Similarity 65%
Price 59.99€
Rating 6.5
Release 08 Mar 2023
Aliens vs. Ghosts Use Nukes, Electricity, Heat Rays and powerful Minions in this wave-based first person shooter providing endless hours of Ghost-slaying entertainment, solo or Co-Op. Only Ghosts stand in the way of your invasion of Earth.

Similarity 65%
Price 7.31€
Rating 8.4
Release 06 Jul 2022
Wolfenstein: The New Order Wolfenstein®: The New Order reignites the series that created the first-person shooter genre. Wolfenstein offers a deep game narrative packed with action, adventure and first-person combat.

Similarity 65%
Price -88% 2.59€
Rating 9.0
Release 19 May 2014
Deadfall Adventures Deadfall Adventures is an action-driven first-person shooter, spiced up with elements from action-adventure games. Become an adventurer, hunt for treasures, explore unknown regions of the world and rescue the damsel in distress from the clutches of enemies, both earthly and not-so-earthly.

Similarity 65%
Price -98% 0.55€
Rating 7.1
Release 15 Nov 2013
Quake III Arena The greatest warriors of all time and space have been summoned to battle for the amusement of an ancient alien race. Wield a variety of guns and power-ups as you fight for glory against ruthless combatants in this fast-paced single-player and multiplayer FPS.

Similarity 64%
Price -54% 6.94€
Rating 9.2
Release 03 Aug 2007
The Apogee Throwback Pack The Apogee Throwback Pack is a collection of four classic Apogee Software titles all in one kick ass package. Blast your way across the galaxy as British Special Agent Blake Stone in "Aliens of Gold" and "Planet Strike", then take on an ancient evil menace as the H.U.N.T in "Rise of the Triad".

Similarity 64%
Price 9.99€
Rating 8.3
Release 01 Jul 2013
Hostile Waters: Antaeus Rising In 2032 an Earth that knows only peace is forced to relearn the art of war. Twenty years have passed since the population of Earth did a fine job of destroying nearly everything in one final struggle for power by the politicians and military leaders.

Similarity 64%
Price -91% 0.27€
Rating 7.2
Release 30 Jan 2014
Delta Force Land Warrior Engage the enemy across vast outdoor environments and expansive indoor environments as you take control of the US Army's elite anti-terrorist unit. Delta Force Land Warrior™ introduces new weapons and characters for both single player and intense online multiplayer via NovaWorld.

Similarity 64%
Price 9.99€
Rating 8.5
Release 18 Jun 2009
Tom Clancy's Rainbow Six® Vegas Tom Clancy's Rainbow Six makes its next-generation hardware debut in the most dramatic installment of the renowned first-person shooter franchise to date. Rainbow operatives take to the chaotic streets of Las Vegas as an escalating terrorist siege in 'Sin City' threatens to take world terrorism to new, uncontrollable heights.

Similarity 64%
Price 9.99€
Rating 7.6
Release 09 Apr 2008
Team Fortress Classic One of the most popular online action games of all time, Team Fortress Classic features over nine character classes -- from Medic to Spy to Demolition Man -- enlisted in a unique style of online team warfare. Each character class possesses unique weapons, items, and abilities, as teams compete online in a variety of game play modes.

Similarity 64%
Price 4.99€
Rating 8.5
Release 01 Apr 1999
STAR WARS™ Jedi Knight - Jedi Academy™ Forge your weapon and follow the path of the Jedi Jedi Knight: Jedi Academy is the latest installment of the highly acclaimed Jedi Knight series. Take on the role of a new student eager to learn the ways of the Force from Jedi Master Luke Skywalker.

Similarity 64%
Price 9.75€
Rating 9.3
Release 16 Sep 2009
BioShock Infinite Indebted to the wrong people, with his life on the line, veteran of the U.S. Cavalry and now hired gun, Booker DeWitt has only one opportunity to wipe his slate clean. He must rescue Elizabeth, a mysterious girl imprisoned since childhood and locked up in the flying city of Columbia.

Similarity 63%
Price -90% 3.20€
Rating 9.3
Release 25 Mar 2013
Wolfenstein II: The New Colossus America, 1961. The assassination of Nazi General Deathshead was a short-lived victory. The Nazis maintain their stranglehold on the world. You are BJ Blazkowicz, aka “Terror-Billy,” member of the Resistance, scourge of the Nazi empire, and humanity’s last hope for liberty.

Similarity 63%
Price -90% 3.13€
Rating 8.0
Release 26 Oct 2017
Shatterline Get ready for the apocalypse! Shatterline is a high-octane single-player FPS adventure where Earth’s survival hangs in the balance. Pick a unique operator and combat the alien plague!

Similarity 63%
Price 9.75€
Rating 7.2
Release 03 Jul 2025
Counter-Strike Play the world's number 1 online action game. Engage in an incredibly realistic brand of terrorist warfare in this wildly popular team-based game. Ally with teammates to complete strategic missions. Take out enemy sites. Rescue hostages. Your role affects your team's success. Your team's success affects your role.

Similarity 63%
Price 8.19€
Rating 9.6
Release 01 Nov 2000
Metal Garden Travel through an overgrown megastructure, and discover what lies beyond it. Metal Garden is a short, atmospheric singleplayer FPS game.

Similarity 63%
Price 5.89€
Rating 9.1
Release 21 Mar 2025
MDK ON A GOOD DAY, ONLY 2.5 MILLION PEOPLE WILL DIE. As vast alien mining cities suck the power and minerals from every major metropolis on Earth simultaneously, time is of the essence as millions of civilians are expiring by the second.

Similarity 63%
Price 14.99€
Rating 7.4
Release 17 Sep 2009
Moon Mystery The Moon's haunted - and when an astronaut loses contact with Earth, the adventure begins in full. Fill up your oxygen, load up the guns, and set out on an interstellar FPS adventure across the stars, filled with puzzles, fights, exploration, and strange secrets of the universe.

Similarity 62%
Price -97% 0.67€
Rating 6.7
Release 28 Oct 2024
DOOM: The Dark Ages DOOM: The Dark Ages is the prequel to the critically acclaimed DOOM (2016) and DOOM Eternal that tells an epic cinematic story worthy of the DOOM Slayer’s legend. Players will step into the blood-stained boots of the DOOM Slayer, in this never-before-seen dark and sinister medieval war against Hell.

Similarity 62%
Price -78% 17.87€
Rating 8.5
Release 14 May 2025
F.E.A.R. Experience the original F.E.A.R. along with F.E.A.R. Extraction Point and F.E.A.R. Perseus Mandate.

Similarity 61%
Price -83% 1.61€
Rating 9.1
Release 21 May 2010
Dead Effect Fight for your life in the INDIE SCI-FI FPS game fit for both casual and hard-core gamers with a passion for hunting down hordes of zombies. Prepare yourselves for the incoming nightmare!

Similarity 61%
Price 4.99€
Rating 7.1
Release 17 Dec 2014
Call of Juarez: Gunslinger From the dust of a gold mine to the dirt of a saloon, Call of Juarez® Gunslinger is a real homage to the Wild West tales. Live the epic and violent journey of a ruthless bounty hunter on the trail of the West’s most notorious outlaws.

Similarity 61%
Price -96% 0.52€
Rating 9.3
Release 22 May 2013
Call of Juarez: Bound in Blood THE OLD WEST, 1864. In order to save their family, the McCall brothers will kill anyone who stands between them and the legendary Gold of Juarez.

Similarity 61%
Price -96% 0.44€
Rating 8.4
Release 02 Jul 2009
Call of Duty: United Offensive Award-winning developer Gray Matter Interactive follows up on the success of Infinity Ward's Call of Duty™ - winner of over 80 Game of the Year and 50 Editors' Choice awards worldwide - with Call of Duty™: United Offensive™.

Similarity 61%
Price 19.99€
Rating 8.3
Release 13 Oct 2006
Putrefaction Putrefaction is a First Person Shooter with horror elements, lots of enemies and weapons, heavily inspired by old-school shooter classics.

Similarity 61%
Price 2.99€
Rating 6.7
Release 07 Aug 2015
Call of Juarez Call of Juarez is an epic adventure western themed FPS game. The player alternately assumes the roles of two distinct, antagonistic characters: a sneaking fugitive Billy and his hunter the reverend Ray.

Similarity 61%
Price -96% 0.47€
Rating 7.8
Release 08 Nov 2007
STAR WARS™ Episode I Racer Two Engines. One Champion. No Limits.

Similarity 61%
Price 9.75€
Rating 8.4
Release 16 Nov 2018
XIII - Classic You are the victim of a conspiracy! The FBI, CIA and a group of murderers are chasing you. XIII… This strange tattoo and the key of a safe are your only clues to survive and claim your innocence! It's time to gear up and eliminate your ennemies!

Similarity 61%
Price -95% 0.69€
Rating 8.6
Release 11 Jun 2020
Bulletstorm: Full Clip Edition Step into the boots of Grayson Hunt after a crash landing on an old resort planet forces him to make a hard choice: survival or revenge. Execute masterful kills with Bulletstorm: Full Clip Edition’s unique combat system that rewards you for performing the most creative and deadly kills imaginable.

Similarity 61%
Price -92% 3.13€
Rating 8.6
Release 07 Apr 2017
Wolfenstein 3D World War II rages. The Nazis are planning to build an unstoppable, mutant army. On a mission to steal the secret plans, you were captured and imprisoned. Now, a lucky break gives you the chance to escape, but a maze of passages and trigger-happy Nazis stand in your way.

Similarity 60%
Price -88% 0.64€
Rating 9.0
Release 03 Aug 2007
Medal of Honor™ Fight Today's War: Elite Special Forces in a gritty combat campaign using the surgical tactics of Tier 1 Operators combined with the sledgehammer force of Army Rangers.

Similarity 60%
Price -58% 8.40€
Rating 7.4
Release 12 Oct 2010
Call of Duty®: Modern Warfare® Experience a visceral Campaign or assemble your team in the ultimate online playground with multiple Special Ops challenges and a mix of Multiplayer maps and modes.

Similarity 60%
Price 59.99€
Rating 7.8
Release 08 Mar 2023