Games like IS Defense on Steam
For those who prefer not to search, lists of the most played, top deals and best free games like IS Defense are available at the bottom of the page.
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Major Mayhem
Arcade cover shooter inspired by Time Crisis, Metal Slug and 80's action heros! He's got an itchy trigger finger, some scratchy stubble, and a fondness for shooting dudes in the face. Run and gun your way through gorgeous 3D environments as you embark on a mission to rescue your kidnapped girlfriend from the Forces of Evil.
GUN GODZ
GUN GODZ is a first person shooter about gun, gangster rap and the rich culture of Venus. Players try to escape the jail of a hotel, which is the only building on Venus and is owned by a record-label owner who happens to be the God of Guns.
Gunheart
Gunheart is an online co-op RPG shooter where you and your friends become customizable robotic bounty hunters trying to make a buck at the edge of the galaxy. Encounter menacing aliens, explore exotic locations, unlock new gear, and rake in cash to boost your rig.
Crisis Brigade 2 reloaded
Crisis Brigade 2 reloaded is about covering, pointing and shooting, fast-paced pure action. Intense shootouts, powerful weapons, challenging levels, fierce enemies... Like the 90's classic arcade machines, but with the immersion that Virtual Reality is capable of.
The Slater
Get ready to kill drug dealers, crime bosses and anyone who stands in your way as you seek revenge for your father’s murder. The Slater is a story-driven first-person stealth-action-puzzle game that puts you in the shoes of a former cop Mark Slater.
Hotel Remorse
Wander long creepy corridors in search for answers in this short and jumpscare filled game.
Serious Sam VR: The First Encounter
Serious Sam VR: The First Encounter is a frantic arcade action FPS, featuring singleplay and co-op campaign, various multiplayer modes, all presented in glorious VR and with different locomotion movements.
Serious Sam VR: The Last Hope
Serious Sam is back! And this time it's REAL!
Office Battle
Welcome to Office Battle! Many workers will lose their job because a layoff is happening very soon in your office. That is why "Big B" decided to organize a competition and the winners gets to keep his job. But don’t think that it will be easy.
My Friend Pedro
My Friend Pedro is a violent ballet about friendship, imagination, and one man’s struggle to obliterate anyone in his path at the behest of a sentient banana.
Blood Feed
Blood Feed - The Mystery of Insectville is FPS depthless and mindless shooter, where you, smashing through the waves of bugs, insects and hordes of most disgusting things that ever roamed the earth, need to unravel the mysterious dissapearance of the whole town, including your family.
WIN THE GAME!
WIN THE GAME! - is a hardcore game. Try to finish the game without spending your nerves.
Battle Bruise
Stay atop a mountain of corpses! Fight numerous swarms of enemies, while dealing with the changing terrain.This game isn't messy. It's MESS ITSELF!
Starship Annihilator
A classic style vertical scrolling-shooter. Includes 10 levels and 10 boss enemies. You will have several power-ups for weapon modification. Within each level, you will face different enemies, among which will vary from low to extreme levels of threat!
pla_toon
pla_toon is an action-packed, first-and-third-person, multiplayer, light-hearted, cartoon-style shooter where you as play a soldier. Join the multiplayer battle and be the first to a para-crate drop to equip your player with powerful weapons! Or get on an ostrich and ride off into the sunset...
Perilous Warp
Perilous Warp is a fast-paced indie retro-shooter inspired by the classic 3D-actions. Communication with a distant space colony has been lost, and you bravely step into the teleporter with the desire for glorious adventures. But do not expect to win in a heartbeat!
Tank Destroyer
Tank Destroyer is a top-down shooter with a dynamic gameplay and stealth elements.
BOMJMAN
BOMJMAN is a hardcore indie shooter, based on the author’s cartoon of the same name, about a hobo-superhero, who punishes evil in the futuristic city, ridden with crime. Evil must be defeated but our hero must answer one question – what for?
RICO
Two cops, one case and only 24 hours to bust the bad guys! Become a loose cannon police detective and face off with criminal gangs in this procedurally-generated action movie FPS. Join forces with a friend and take down those crooks, buddy-cop style!
Masked Shooters 2
Masked Shooters 2 puts you on the front line of a dangerous gunfight that can only end in victory or defeat; there will be no white flags to wave. As a covert ops soldier, you have access to advanced weapons that will blow your enemies away, if you know how to use them.
Brass Brigade
Brass Brigade combines the aesthetic of Battlefield Heroes/Battlefield 1942 with highly customizable bot matches. Fight WWII's most iconic battles with as many bots as your PC can handle!
Most played games like IS Defense on Steam
Take a look at the top games like IS Defense that are currently attracting the largest player bases on the Steam platform, as of June 15th 2025.
1. Crosshair X
Similarity 52% Overlay custom crosshairs on every game you play. Choose from thousands of unique crosshairs created by the Crosshair X community or design your own using the designer. Crosshair X is a action, indie and adventure game developed and published by CenterPoint Gaming. Released on August 17th 2020 has received 31,352 reviews of which 29,275 were positive and 2,077 were negative resulting in an impressive rating of 9.2 out of 10. The game has hit the top spot as the #1 most played game like IS Defense, thanks to its 47,610 peak concurrent players over the last day.
9.2
29,275
2,077
47,610
players
2. KovaaK's
Similarity 62% Master your aim with KovaaK’s, the world’s best aim trainer. With over 200,000 scenarios, playlists and more! Embrace total customization, including a map editor and game physics. More than just a trainer, it’s a dynamic, community-driven platform that elevates your gameplay. KovaaK's is a action, shooter and simulation game developed and published by KovaaK Games. Released on April 03rd 2018 has received 35,305 reviews of which 32,776 were positive and 2,529 were negative resulting in an impressive rating of 9.1 out of 10. While seeing 1,477 players online at once in the last 24 hours, this game is currently ranked #2 among games like IS Defense based on player count.
9.1
32,776
2,529
1,477
players
3. Hotline Miami
Similarity 56% Hotline Miami is a high-octane action game overflowing with raw brutality, hard-boiled gunplay and skull crushing close combat. Hotline Miami is a great soundtrack, violent and action game developed by Dennaton Games and published by Devolver Digital. Released on October 23rd 2012 has received 106,657 reviews of which 103,599 were positive and 3,058 were negative resulting in an impressive rating of 9.6 out of 10. While seeing 263 players online at once in the last 24 hours, this game is currently ranked #3 among games like IS Defense based on player count.
9.6
103,599
3,058
263
players
4. Cube Racer
Similarity 57% Cube Racer is a round based multiplayer racing game with cubes. Every round, all players race against each other to the finish line. Before every round, the players get to build one or more obstacles on the map. In the next round, all players have to pass all the obstacles, which have been built yet. Cube Racer is a indie, action and casual game developed and published by Simon Blasen. Released on October 30th 2017 has received 1,980 reviews of which 1,791 were positive and 189 were negative resulting in a rating of 8.6 out of 10. With 256 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like IS Defense.
8.6
1,791
189
256
players
5. Hatred
Similarity 57% Hatred is a violent twin-stick shooter, in which you take the role of The Antagonist fighting against all of humanity. Hatred is a gore, violent and action game developed and published by Destructive Creations. Released on June 01st 2015 has received 22,121 reviews of which 18,412 were positive and 3,709 were negative resulting in a rating of 8.2 out of 10. With 114 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like IS Defense.
8.2
18,412
3,709
114
players
6. 171
Similarity 64% 171 is an open world action adventure game with a Brazilian inspired ambience. 171 is a action, indie and open world game developed and published by Betagames Group. Released on November 17th 2022 has received 3,939 reviews of which 2,941 were positive and 998 were negative resulting in a rating of 7.3 out of 10. The game currently holds the #6 spot among the most played games like IS Defense.
7.3
2,941
998
69
players
7. Contractors
Similarity 62% Contractors is a team-based competitive multiplayer shooter game for virtual reality devices. Experience the next level virtual warfare with hardcore controls, lethal weapons, customizable load-outs, and intense firefights. BECOME AN OPERATOR. Contractors is a vr, action and violent game developed and published by Caveman Studio. Released on December 14th 2018 has received 4,389 reviews of which 3,687 were positive and 702 were negative resulting in a rating of 8.1 out of 10. The game currently holds the #7 spot among the most played games like IS Defense.
8.1
3,687
702
58
players
8. Aimbeast
Similarity 53% The ultimate training and warmup solution for FPS/TPS players: Aimbeast combines human-like AI and lot of useful scenarios to make you better at all types of shooters in a fast and efficient way. Are you ready to become an Aimbeast? Aimbeast is a action, fps and shooter game developed and published by Focusd IO. Released on May 13th 2020 has received 1,978 reviews of which 1,840 were positive and 138 were negative resulting in a rating of 8.9 out of 10. The game currently holds the #8 spot among the most played games like IS Defense.
8.9
1,840
138
46
players
9. Serious Sam Fusion 2017 (beta)
Similarity 59% Serious Sam Fusion is a central hub for several existing Serious Sam games developed by Croteam. Cool new features, engine upgrades, patches and updates will be released to existing owners for FREE! Serious Sam Fusion 2017 (beta) is a action, gore and fps game developed by Croteam and published by Croteam and Devolver Digital. It has received 5,025 reviews of which 4,674 were positive and 351 were negative resulting in a rating of 9.0 out of 10. The game currently holds the #9 spot among the most played games like IS Defense.
9.0
4,674
351
45
players
10. I Am Your Beast
Similarity 51% Hunt the military-industrial complex across stylish comic book micro-sandboxes in this fast-paced covert revenge thriller FPS from the developers of El Paso, Elsewhere. I Am Your Beast is a fps, fast-paced and arcade game developed by Strange Scaffold and published by Strange Scaffold and Frosty Pop. Released on September 10th 2024 has received 3,660 reviews of which 3,604 were positive and 56 were negative resulting in an impressive rating of 9.4 out of 10. The game currently holds the #10 spot among the most played games like IS Defense.
9.4
3,604
56
43
players
Best deals on games like IS Defense on Steam
Discover fantastic savings with the best discounts on a variety of games like IS Defense available on Steam right now, updated on June 15th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted games like IS Defense.
1. Valfaris: Mecha Therion
Similarity 54% Therion returns as the hunt for Lord Vroll continues. Pilot an advanced machine of death and destruction in this explosive 2.5D side-scrolling shoot ‘em up, and sequel to the critically acclaimed Valfaris. Strap in and unleash mecha hell! Valfaris: Mecha Therion is a action, shoot 'em up and arcade game developed by Steel Mantis and published by Silver Lining Interactive. Released on November 21st 2023 has received 358 reviews of which 331 were positive and 27 were negative resulting in a rating of 8.5 out of 10. Featuring a massive 99% discount, this game currently holds the #1 spot in the best deals for games like IS Defense.
8.5
331
27
-99%
24.50€
0.45€
2. Slash It 2
Similarity 52% Slash It 2 is a 2D colorful arcade game. The goal is to press letters, numbers and type words in the right time and direction. Slash It 2 is a casual, indie and action game developed by EGAMER and published by SA Industry. Released on January 24th 2017 has received 1,256 reviews of which 1,104 were positive and 152 were negative resulting in a rating of 8.4 out of 10. Thanks to its incredible 99% discount, this game is now the #2 best deal in games like IS Defense.
8.4
1,104
152
-99%
39.99€
0.45€
3. Cube Runner
Similarity 52% Cube Runner is a 3d action platformer that's simple to learn, exciting to play, and deep enough to challenge even the greatest gamers. Cube Runner is a casual, indie and action game developed by EGAMER and published by SA Industry. Released on December 13th 2016 has received 1,148 reviews of which 966 were positive and 182 were negative resulting in a rating of 8.0 out of 10. Thanks to its incredible 99% discount, this game is now the #3 best deal in games like IS Defense.
8.0
966
182
-99%
39.99€
0.44€
4. Duke of Alpha Centauri
Similarity 53% Duke of Alpha Centuri is a space shooter with amazing graphics. The main goal of our game is to have a lot of fun while blowing up hordes of different types of enemies. Engage in boss fights, upgrade your ship and ship systems until you are able to show off in an endless mode. Duke of Alpha Centauri is a action, casual and indie game developed by EGAMER and published by SA Industry. Released on December 28th 2016 has received 526 reviews of which 407 were positive and 119 were negative resulting in a rating of 7.3 out of 10. Currently offered at a significant 99% discount, this title has earned the #4 position in the best deals for games like IS Defense.
7.3
407
119
-99%
29.99€
0.39€
5. Spin Rush
Similarity 56% Spin Rush is 2D arcade game, where you have to collect dots and match colors. Spin Rush is a indie, casual and action game developed by EGAMER and published by SA Industry. Released on September 16th 2016 has received 583 reviews of which 442 were positive and 141 were negative resulting in a rating of 7.2 out of 10. Currently offered at a significant 99% discount, this title has earned the #5 position in the best deals for games like IS Defense.
7.2
442
141
-99%
29.99€
0.44€
6. Neon Space 2
Similarity 58% Neon Space 2 is a highly anticipated sequel to Neon Space. The game kept all the elements from his predecessor, but at the same time the visuals received a major improvement. Neon Space 2 is a action, indie and casual game developed by EGAMER and published by SA Industry. Released on July 26th 2016 has received 422 reviews of which 298 were positive and 124 were negative resulting in a rating of 6.7 out of 10. Currently offered at a significant 99% discount, this title has earned the #6 position in the best deals for games like IS Defense.
6.7
298
124
-99%
29.99€
0.32€
7. Neon Prism
Similarity 53% Neon prism is a fun and simple but at the same time highly addictive game. Neon Prism is a casual, action and indie game developed by EGAMER and published by SA Industry. Released on November 18th 2016 has received 386 reviews of which 251 were positive and 135 were negative resulting in a rating of 6.3 out of 10. Currently offered at a significant 99% discount, this title has earned the #7 position in the best deals for games like IS Defense.
6.3
251
135
-99%
29.99€
0.33€
8. Serious Sam VR: The Last Hope
Similarity 67% Serious Sam is back! And this time it's REAL! Serious Sam VR: The Last Hope is a vr, action and gore game developed by Croteam VR and published by Devolver Digital and Croteam. Released on September 20th 2017 has received 1,395 reviews of which 1,180 were positive and 215 were negative resulting in a rating of 8.1 out of 10. Currently offered at a significant 98% discount, this title has earned the #8 position in the best deals for games like IS Defense.
8.1
1,180
215
-98%
28.99€
0.58€
9. Upside Down
Similarity 51% Upside Down will immerse you in an incredible adventure. Sharpen your reflexes for this fast-paced, precise puzzle-platformer. Upside Down is a indie, casual and action game developed by EGAMER and published by SA Industry. Released on February 14th 2017 has received 695 reviews of which 572 were positive and 123 were negative resulting in a rating of 7.8 out of 10. Currently offered at a significant 98% discount, this title has earned the #9 position in the best deals for games like IS Defense.
7.8
572
123
-98%
29.99€
0.83€
10. The Hong Kong Massacre
Similarity 58% Blast your way through the streets of Hong Kong in a fast-paced, top-down shooter. Inspired by classic action movies, The Hong Kong Massacre places you at the center of a hard-boiled revenge story, filled with brutal, cinematic shootouts and vivid underworld locations. The Hong Kong Massacre is a action, bullet time and violent game developed by VRESKI and published by Untold Tales. Released on January 21st 2019 has received 1,671 reviews of which 1,243 were positive and 428 were negative resulting in a rating of 7.2 out of 10. Currently offered at a significant 98% discount, this title has earned the #10 position in the best deals for games like IS Defense.
7.2
1,243
428
-98%
19.50€
0.56€
Free games like IS Defense on Steam
Check out this fantastic list of free-to-play games like IS Defense you can enjoy on Steam right now, updated on June 15th 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play games like IS Defense.
1. Cube Racer
Similarity 57% Cube Racer is a round based multiplayer racing game with cubes. Every round, all players race against each other to the finish line. Before every round, the players get to build one or more obstacles on the map. In the next round, all players have to pass all the obstacles, which have been built yet. Cube Racer is a indie, action and casual game developed and published by Simon Blasen. Released on October 30th 2017 has received 1,980 reviews of which 1,791 were positive and 189 were negative resulting in a rating of 8.6 out of 10. With 256 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like IS Defense.
8.6
1,791
189
256
players
2. Soldat
Similarity 56% Soldat is a unique 2D (side-view) multiplayer action game. Soldiers fight against each other in 2D battle arenas using a deadly arsenal of military weapons, across 7 default game modes. Soldat is a free to play, action and indie game developed by Transhuman Design and Soldat Team and published by Transhuman Design. Released on April 15th 2020 has received 1,734 reviews of which 1,640 were positive and 94 were negative resulting in a rating of 9.0 out of 10. The game currently holds the #2 spot among the most played free games like IS Defense.
9.0
1,640
94
12
players
3. RED HOT VENGEANCE
Similarity 57% He had one rule: No killing women or children. When a hitman is double-crossed by his employer, he brings forth a night of carnage and bloodshed. RED HOT VENGEANCE is a free to play, violent and gore game developed and published by Bros Before Giraffes. Released on July 11th 2019 has received 3,428 reviews of which 3,291 were positive and 137 were negative resulting in an impressive rating of 9.2 out of 10. The game currently holds the #3 spot among the most played free games like IS Defense.
9.2
3,291
137
5
players
4. Warplanes: WW1 Sky Aces
Similarity 57% Be a pioneer of aerial warfare in Warplanes: WW1 Sky Aces. Fight above the battlefields of World War I and become the ultimate Sky Ace! Warplanes: WW1 Sky Aces is a free to play, action and indie game developed and published by Home Net Games. Released on September 23rd 2019 has received 633 reviews of which 529 were positive and 104 were negative resulting in a rating of 7.9 out of 10. The game currently holds the #4 spot among the most played free games like IS Defense.
7.9
529
104
4
players
5. BOMJMAN
Similarity 65% BOMJMAN is a hardcore indie shooter, based on the author’s cartoon of the same name, about a hobo-superhero, who punishes evil in the futuristic city, ridden with crime. Evil must be defeated but our hero must answer one question – what for? BOMJMAN is a indie, action and violent game developed and published by Unique Media. Released on December 15th 2020 has received 1,301 reviews of which 1,109 were positive and 192 were negative resulting in a rating of 8.1 out of 10. The game currently holds the #5 spot among the most played free games like IS Defense.
8.1
1,109
192
3
players
6. Rebel Forces
Similarity 56% Are you ready to be the ultimate soldier and fight until you defeat all of your enemies? Rebel Forces is a free to play, action and indie game developed and published by FreezeNova. Released on December 20th 2018 has received 1,611 reviews of which 1,323 were positive and 288 were negative resulting in a rating of 7.9 out of 10. The game currently holds the #6 spot among the most played free games like IS Defense.
7.9
1,323
288
3
players
7. Air Brawl
Similarity 53% A fast paced multiplayer dogfighting game that focuses on creative weapons and game mechanics that reward skillful flying. Air Brawl is a action, flight and indie game developed by and published by landfall. Released on November 05th 2015 has received 1,659 reviews of which 1,306 were positive and 353 were negative resulting in a rating of 7.6 out of 10. The game currently holds the #7 spot among the most played free games like IS Defense.
7.6
1,306
353
3
players
8. Star Fetchers
Similarity 51% The introduction to a wild ride with gangsters and deep state conspiracy theories Star Fetchers is a indie, action and free to play game developed and published by Svavelstickan. Released on January 17th 2020 has received 7,160 reviews of which 6,965 were positive and 195 were negative resulting in an impressive rating of 9.4 out of 10. The game currently holds the #8 spot among the most played free games like IS Defense.
9.4
6,965
195
2
players
9. Overclocked
Similarity 51% Overclocked is a free-flowing action game that blends combat and platforming to create a fluid and rhythmic experience. Take on the role of Amber, a glass-cannon vigilante, as you fight to uncover a plot that threatens to tear your home apart. Overclocked is a action, free to play and indie game developed and published by Magnesium Ninja. Released on October 09th 2018 has received 324 reviews of which 300 were positive and 24 were negative resulting in a rating of 8.5 out of 10. The game currently holds the #9 spot among the most played free games like IS Defense.
8.5
300
24
1
players
10. Battle Grounds III
Similarity 53% After 6 years of development, Battle Grounds III (BG3) is the next iteration in the classic franchise which began 17 years ago. Prepare for battle in the American War of Independence! Battle Grounds III is a historical, free to play and multiplayer game developed and published by The Battle Grounds Game Development Team. Released on July 14th 2024 has received 3,947 reviews of which 3,404 were positive and 543 were negative resulting in a rating of 8.3 out of 10. The game currently holds the #10 spot among the most played free games like IS Defense.
8.3
3,404
543
1
players