Games like Submarine Titans on Steam

For those who prefer not to search, lists of the most played, top deals and best free games like Submarine Titans are available at the bottom of the page.

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Codename: Panzers, Phase One Codename: Panzers is an incredible real-time strategy thrill ride. Nerves of steel are required when you're a tank driver. One direct hit and you're done for, but you must throw yourself into the battle, because without your support, many will die. You are the tank commander - make the hard decisions that win wars!

Similarity 67%
Price -88% 1.92€
Rating 8.5
Release 18 Feb 2016
Impossible Creatures Steam Edition Impossible Creatures is a 3D RTS game that pits the player against an evil villain. Using Earth’s most formidable animals as building blocks, the player must create an army of genetically-altered mutant monsters in a titanic struggle to protect an unsuspecting world.

Similarity 66%
Price 9.99€
Rating 9.1
Release 11 Nov 2015
Emergency 2014 You have command of paramedics, fire brigades, police and disaster relief. Send your teams out on tense real-time missions to deal with disasters in Europe's major centres.

Similarity 65%
Price 9.99€
Rating 6.2
Release 15 Nov 2013
Earth 2140 The year is 2140. After numerous wars and several environmental disasters, only two world powers remain; the United Civilized States (»UCS«), covering the American continent, Western Europe and North Africa, and the Eurasian Dynasty (»ED«) covering the coherent landmasses of Eastern Europe and Asia.

Similarity 65%
Price -97% 0.21€
Rating 6.1
Release 15 Nov 2013
Earth 2150 Trilogy Your heroes and your armies will need strong leadership to take them on a spellbinding odyssey that has everything a gamer’s heart could wish for breathtaking worlds in space, battles against cunning enemies and even downright treason from your own government faction - are you up to it?

Similarity 65%
Price -97% 0.38€
Rating 7.3
Release 01 Nov 2013
Sudden Strike Gold Set in World War 2, Sudden Strike offers revolutionary real-time-strategy gameplay. Command Russian, German, French, American and British armies in large scale battles including urban warfare, beach landings and aerial invasions. Whichever tactics you choose, you will find it in Sudden Strike!

Similarity 64%
Price -93% 0.46€
Rating 8.2
Release 22 May 2017
Metal Fatigue Metal Fatigue is a real-time strategy game taking the genre to new heights - literally. Build and customize your massive Combots to dominate the three battlefield levels simultaneously - from orbit, to the surface, and even underground!

Similarity 64%
Price 4.99€
Rating 8.7
Release 31 Jul 2018
Total Annihilation What began as a conflict over the transfer of consciousness from flesh to machines escalated into a war which has decimated a million worlds. The Core and the Arm have all but exhausted the resources of a galaxy in their struggle for domination.

Similarity 63%
Price 4.99€
Rating 9.3
Release 18 Dec 2015
Tzar: The Burden of the Crown Tzar: The Burden of the Crown is an RTS classic by Haemimont Games, originally released in 2000

Similarity 62%
Price 4.99€
Rating 8.5
Release 06 Jun 2019
Majesty 2 In the world of Majesty, you are the ruler of the kingdom Ardania. At your service are your loyal and somewhat obnoxious subordinates, who have their own minds about how things should be done. In fact, Majesty is the only game where your heroes decide on their own what should be done and when, leaving you to try to control them through...

Similarity 60%
Price -95% 0.57€
Rating 6.7
Release 17 Sep 2009
Nexus - The Jupiter Incident Ambitious megacorporations monopolize the conquest of space and the colonization of the solar system. At the very edge of the solar system, the companies make a discovery that will shift the technological advantage and upset the balance. And so a new conflict is born: "The Jupiter Incident."

Similarity 59%
Price 9.99€
Rating 8.2
Release 03 Jul 2007
Dangerous Waters S.C.S. - Dangerous Waters allows you total control over multiple air, surface, and submarine platforms in a modern-day naval environment. Take direct control of individual crew stations and also plan and execute combined arms naval strategies from a top-down 'Commanders Eye' perspective.

Similarity 59%
Price -80% 4.90€
Rating 7.4
Release 07 Feb 2006
Ultimate Admiral: Age of Sail Ultimate Admiral: Age of Sail is a tactical wargame from the creators of the Ultimate General series set amidst the epic naval campaigns in the period of the American Revolutionary and Napoleonic Wars.

Similarity 59%
Price 28.99€
Rating 7.6
Release 07 Apr 2021
Majesty Gold HD The High Definition edition of Majesty Gold contains main game, the Northern Expansion Pack as well as 2 new quests and several other graphics and gameplay updates.Majesty is a Real-time strategy game with indirect control – your heroes have a will of their own!

Similarity 59%
Price -2% 9.81€
Rating 8.7
Release 04 Sep 2009
RollerCoaster Tycoon® Classic Create incredible parks in the original rollercoaster sim from Chris Sawyer.

Similarity 59%
Price 19.99€
Rating 8.7
Release 28 Sep 2017
Z “Z”, the classic Real Time Strategy Game by the Bitmap Brothers. Fans of this classic strategy title are in for a real treat. Everything is in here from the terrific comedy cut scenes to the frantic game play making this is the definitive version of Z.

Similarity 59%
Price 6.99€
Rating 7.3
Release 04 Jul 2014
Cold Waters Spiritual Successor to the Microprose Classic “Red Storm Rising”.

Similarity 58%
Price 36.99€
Rating 8.4
Release 05 Jun 2017
Battle Fleet 2 Welcome Admiral! Select your fleet, assign weapons, and sink the enemy fleet by controlling each of your ships down to setting the aim and range of each weapon's shot. Features include full open world Pacific & Atlantic campaigns, cross-platform multiplayer and awesome turn-based naval battles.

Similarity 58%
Price 12.49€
Rating 7.0
Release 20 Nov 2014
Victory At Sea Engage in epic RTS warfare across 3 huge campaigns as well as other battle modes. Create your own fleet of ships, pick your side and enter into World War II naval combat on a global scale.

Similarity 58%
Price -96% 1.06€
Rating 7.1
Release 08 Aug 2014
Seven Kingdoms 2 HD Get ready for an exciting real-time strategy game experience like no other with Seven Kingdoms 2! Say goodbye to the monotony of resource gathering and army building, its unique gameplay offers a thrilling blend of city management, trade, industry, espionage, diplomacy, and conquest!

Similarity 58%
Price 9.75€
Rating 7.6
Release 04 Feb 2015
Rise of Nations: Extended Edition Rise of Nations is back! Play the updated classic with full Steamworks integration and enhanced features!

Similarity 57%
Price -77% 4.78€
Rating 9.2
Release 12 Jun 2014
War on the Sea Command ships, submarines and aircraft in the South Pacific during WWII.

Similarity 57%
Price 33.99€
Rating 7.4
Release 02 Feb 2021
Atlantic Fleet Turn based tactical and strategic naval combat. Atlantic Fleet puts you in command of the Allies or Kriegsmarine (German Navy) in the longest military campaign of WWII, The Battle of the Atlantic.Take command of surface ships, submarines as well as carrier and land based aircraft in the deadly struggle for control of Atlantic shipping...

Similarity 57%
Price 9.99€
Rating 8.2
Release 25 Feb 2016
8-Bit Invaders! 8-Bit Invaders! is a fast-paced, retro Real-Time Strategy game for the PC. Control the military might of the Galactic Marine Corps or Invade with the devastating power of the Cranioids! Mine, Build, and Fight your way to victory! Conquering the Multiverse was never so easy.

Similarity 57%
Price -86% 2.18€
Rating 7.8
Release 16 Dec 2016

Most played games like Submarine Titans on Steam

Take a look at the top games like Submarine Titans that are currently attracting the largest player bases on the Steam platform, as of June 15th 2025.

1. Age of Empires II: Definitive Edition

Similarity 42% 42 Civilizations, 229 Campaign Missions, Singleplayer, Co-Op, Multiplayer, In-Game Editor, Mods, Cross-play...It is good to be the king. Age of Empires II: Definitive Edition is a strategy, rts and city builder game developed by Forgotten Empires, Tantalus Media, Wicked Witch, World's Edge and CaptureAge and published by Xbox Game Studios. Released on November 14th 2019 has received 162,462 reviews of which 154,061 were positive and 8,401 were negative resulting in an impressive rating of 9.4 out of 10. The game has hit the top spot as the #1 most played game like Submarine Titans, thanks to its 17,203 peak concurrent players over the last day.
9.4
154,061
8,401

17,203
players

2. Anno 1800

Similarity 45% Anno 1800™ – Lead the Industrial Revolution! Welcome to the dawn of the Industrial Age. The path you choose will define your world. Are you an innovator or an exploiter? A conqueror or a liberator? How the world remembers your name is up to you. Anno 1800 is a city builder, strategy and simulation game developed by Ubisoft Mainz and published by Ubisoft. Released on April 16th 2019 has received 25,091 reviews of which 20,368 were positive and 4,723 were negative resulting in a rating of 8.0 out of 10. While seeing 3,737 players online at once in the last 24 hours, this game is currently ranked #2 among games like Submarine Titans based on player count.
8.0
20,368
4,723

3,737
players

3. STAR WARS™ Empire at War - Gold Pack

Similarity 51% Command or corrupt an entire galaxy in the definitive Star Wars strategy collection. It is a time of galactic civil war. Will you take up the reins of the Rebellion, assume control of the Empire, or rule the Star Wars Underworld? STAR WARS™ Empire at War - Gold Pack is a strategy, rts and space game developed by Petroglyph and published by LucasArts, Lucasfilm and Disney. Released on May 25th 2010 has received 39,435 reviews of which 38,503 were positive and 932 were negative resulting in an impressive rating of 9.6 out of 10. While seeing 3,114 players online at once in the last 24 hours, this game is currently ranked #3 among games like Submarine Titans based on player count.
9.6
38,503
932

3,114
players

4. Age of Empires II (Retired)

Similarity 44% Age of Empires II has been re-imagined in high definition. With the release of Age of Empires II: Definitive Edition, this product will not be updated further. Age of Empires II (Retired) is a strategy, rts and medieval game developed by SkyBox Labs, Hidden Path Entertainment, Ensemble Studios and Forgotten Empires and published by Xbox Game Studios. Released on April 09th 2013 has received 101,351 reviews of which 97,083 were positive and 4,268 were negative resulting in an impressive rating of 9.4 out of 10. With 2,893 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Submarine Titans.
9.4
97,083
4,268

2,893
players

5. Northgard

Similarity 50% Northgard is a critically acclaimed strategy game based on Norse mythology. Lead your clan, uncover the secrets of a mysterious newfound continent and defeat your enemies to conquer the Throne! Northgard is a strategy, city builder and simulation game developed and published by Shiro Games. Released on March 07th 2018 has received 64,695 reviews of which 55,844 were positive and 8,851 were negative resulting in a rating of 8.5 out of 10. With 2,196 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like Submarine Titans.
8.5
55,844
8,851

2,196
players

6. Age of Mythology: Extended Edition

Similarity 54% Age of Mythology is back! Choose your god and take to the battlefield in this classic, upgraded with full Steamworks integration and enhanced features. Age of Mythology: Extended Edition is a strategy, mythology and rts game developed by SkyBox Labs and Ensemble Studios and published by Xbox Game Studios. Released on May 08th 2014 has received 35,308 reviews of which 32,895 were positive and 2,413 were negative resulting in an impressive rating of 9.1 out of 10. With 1,015 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like Submarine Titans.
9.1
32,895
2,413

1,015
players

7. Supreme Commander: Forged Alliance

Similarity 48% The last days of man are at hand.. Two years after the Infinite War the once great warring nations now lie in ruins, and humanity’s hope for a brighter future is nothing but a bitter memory. A new, seemingly unstoppable enemy, supported by the zealots of The Order, now seeks to eradicate mankind: UEF, Aeon Loyalist, and Cybran alike. Supreme Commander: Forged Alliance is a strategy, rts and sci-fi game developed by Gas Powered Games and published by Square Enix. Released on September 28th 2011 has received 13,468 reviews of which 13,042 were positive and 426 were negative resulting in an impressive rating of 9.4 out of 10. With 915 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like Submarine Titans.
9.4
13,042
426

915
players

8. Men of War: Assault Squad 2

Similarity 45% Men of War: Assault Squad 2 features new single player style skirmish modes that take players from extreme tank combat to deadly sniper stealth missions. Commanders can now faceoff against opponents on various new multiplayer 1v1 – 8v8 maps. Men of War: Assault Squad 2 is a strategy, world war ii and war game developed by Digitalmindsoft and published by Fulqrum Publishing. Released on May 15th 2014 has received 44,401 reviews of which 40,520 were positive and 3,881 were negative resulting in a rating of 9.0 out of 10. With 857 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like Submarine Titans.
9.0
40,520
3,881

857
players

9. Sins of a Solar Empire II

Similarity 43% Battle for galactic dominance in this real-time 4X strategy game with unrivaled scale! You’ll explore, expand, exploit, and exterminate through military force, diplomacy, trade, culture, influence, and other underhanded tactics. Sins of a Solar Empire II is a space, strategy and 4x game developed by Stardock Entertainment and Ironclad Games Corporation and published by Stardock Entertainment. Released on August 15th 2024 has received 6,946 reviews of which 5,949 were positive and 997 were negative resulting in a rating of 8.3 out of 10. With 834 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like Submarine Titans.
8.3
5,949
997

834
players

10. UBOAT

Similarity 41% UBOAT is a simulator of a submarine from WWII era. It is a survival sandbox with crew management mechanics while its primary theme is life of German sailors. The boat is their home, but it can become their grave at any time. UBOAT is a simulation, world war ii and submarine game developed by Deep Water Studio and published by PlayWay S.A.. Released on August 02nd 2024 has received 23,488 reviews of which 19,746 were positive and 3,742 were negative resulting in a rating of 8.2 out of 10. With 788 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like Submarine Titans.
8.2
19,746
3,742

788
players

Best deals on games like Submarine Titans on Steam

Discover fantastic savings with the best discounts on a variety of games like Submarine Titans 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 Submarine Titans.

1. Starship Troopers: Terran Command

Similarity 46% Lead the Mobile Infantry in this RTS game set in the Starship Troopers film universe. Balance your army composition with a diverse set of unit types, overcome line-of-sight and line-of-fire challenges through tactical positioning, and use special abilities to smash the Arachnid hordes! Starship Troopers: Terran Command is a strategy, rts and singleplayer game developed by The Artistocrats and published by Slitherine Ltd.. Released on June 16th 2022 has received 10,784 reviews of which 9,461 were positive and 1,323 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 Submarine Titans.
8.5
9,461
1,323

-99% 28.99€ 0.46€

2. Homeworld: Deserts of Kharak

Similarity 49% A ground-based RTS prequel to the classic Homeworld games. Assemble your fleet and lead them to victory on the shifting sands of Kharak in this compelling strategy game for PC from Blackbird Interactive. Homeworld: Deserts of Kharak is a strategy, rts and sci-fi game developed by Blackbird Interactive and published by Gearbox Publishing. Released on January 20th 2016 has received 8,519 reviews of which 6,789 were positive and 1,730 were negative resulting in a rating of 7.8 out of 10. Thanks to its incredible 99% discount, this game is now the #2 best deal in games like Submarine Titans.
7.8
6,789
1,730

-99% 45.99€ 0.88€

3. Destroyer: The U-Boat Hunter

Similarity 41% Destroyer: The U-Boat Hunter brings you an authentic and historically accurate destroyer simulation along with gripping anti-submarine warfare set in the turmoils of the Atlantic Ocean during World War II. Destroyer: The U-Boat Hunter is a simulation, naval combat and world war ii game developed by Iron Wolf Studio S.A. and published by Daedalic Entertainment. Released on December 06th 2023 has received 1,038 reviews of which 783 were positive and 255 were negative resulting in a rating of 7.2 out of 10. Thanks to its incredible 99% discount, this game is now the #3 best deal in games like Submarine Titans.
7.2
783
255

-99% 29.99€ 0.49€

4. Aven Colony

Similarity 41% Build a new home for humanity in Aven Colony. Discover Aven Prime - an alien planet of deserts, tundras, and wetlands light years from earth. Build your colonies into massive, sprawling cities whilst dealing with the challenges faced when settling on a new world. Aven Colony is a colony sim, city builder and strategy game developed by Mothership Entertainment LLC and published by Team17 Digital Ltd. Released on July 25th 2017 has received 2,638 reviews of which 1,921 were positive and 717 were negative resulting in a rating of 7.1 out of 10. Currently offered at a significant 99% discount, this title has earned the #4 position in the best deals for games like Submarine Titans.
7.1
1,921
717

-99% 29.99€ 0.47€

5. Distant Worlds 2

Similarity 47% Distant Worlds 2 is a vast, pausable real-time 4X space strategy game. Distant Worlds 2 is a strategy, simulation and 4x game developed by CodeForce and published by Slitherine Ltd.. Released on March 10th 2022 has received 3,237 reviews of which 2,304 were positive and 933 were negative resulting in a rating of 6.9 out of 10. Currently offered at a significant 99% discount, this title has earned the #5 position in the best deals for games like Submarine Titans.
6.9
2,304
933

-99% 48.99€ 0.35€

6. Battlezone 98 Redux

Similarity 55% One of the greatest sci-fi strategy games of all time returns with remastered visuals, online multiplayer and near unlimited mod content from Steam Workshop. Experience thrilling first person action and acclaimed RTS in this explosive alternate vision of the 1960s space race. Battlezone 98 Redux is a strategy, action and first-person game developed by Big Boat Interactive and published by Rebellion. Released on April 18th 2016 has received 1,064 reviews of which 975 were positive and 89 were negative resulting in a rating of 8.7 out of 10. Currently offered at a significant 98% discount, this title has earned the #6 position in the best deals for games like Submarine Titans.
8.7
975
89

-98% 19.99€ 0.58€

7. Field of Glory II

Similarity 40% Field of Glory II is a turn-based tactical game set during the Rise of Rome from 280 BC to 25 BC. Field of Glory II is a strategy, simulation and turn-based strategy game developed by Byzantine Games and published by Slitherine Ltd.. Released on October 12th 2017 has received 1,157 reviews of which 960 were positive and 197 were negative resulting in a rating of 7.9 out of 10. Currently offered at a significant 98% discount, this title has earned the #7 position in the best deals for games like Submarine Titans.
7.9
960
197

-98% 28.99€ 0.66€

8. Knights of Honor II: Sovereign

Similarity 52% Become the king and fight over Europe in this fresh take on medieval real-time grand strategy. Manage provinces, gather armies, initiate diplomacy, and dabble in espionage. The path is open: become the true Sovereign of your people and bring them to glory. Knights of Honor II: Sovereign is a strategy, simulation and medieval game developed by Black Sea Games and published by THQ Nordic. Released on December 06th 2022 has received 5,792 reviews of which 4,450 were positive and 1,342 were negative resulting in a rating of 7.5 out of 10. Currently offered at a significant 98% discount, this title has earned the #8 position in the best deals for games like Submarine Titans.
7.5
4,450
1,342

-98% 44.99€ 0.98€

9. Railroad Tycoon 3

Similarity 41% Railroad Tycoon 3 features 25 scenarios challenging players to recreate magnificent feats of railroading history from around the world. Players can lay track (including tunnels and overpasses), pick from over 40 locomotives from early steams to modern bullets, choose to haul over 35 types of cargo in a dynamic economy, and participate in... Railroad Tycoon 3 is a management, strategy and trains game developed by PopTop and published by 2K. Released on May 04th 2007 has received 1,169 reviews of which 900 were positive and 269 were negative resulting in a rating of 7.4 out of 10. Currently offered at a significant 98% discount, this title has earned the #9 position in the best deals for games like Submarine Titans.
7.4
900
269

-98% 9.99€ 0.25€

10. Distant Worlds: Universe

Similarity 49% Distant Worlds is a vast, pausable real-time 4X space strategy game. Experience the full depth and detail of turn-based strategy, but with the simplicity and ease of real-time, and on the scale of a massively-multiplayer online game. Distant Worlds: Universe is a strategy, 4x and space game developed by Code Force and published by Slitherine Ltd.. Released on May 23rd 2014 has received 1,819 reviews of which 1,377 were positive and 442 were negative resulting in a rating of 7.3 out of 10. Currently offered at a significant 98% discount, this title has earned the #10 position in the best deals for games like Submarine Titans.
7.3
1,377
442

-98% 28.99€ 0.65€

Free games like Submarine Titans on Steam

Check out this fantastic list of free-to-play games like Submarine Titans 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 Submarine Titans.

1. Airline Manager

Similarity 40% Create and manage your own airline. Create both passenger and cargo routes all over the world while you upgrade and expand your fleet of airplanes and airports. Airline Manager is among the most realistic of its genre - so prove yourself and beat your friends and other real life managers. Airline Manager is a simulation, flight and strategy game developed and published by Trophy Games. Released on June 23rd 2021 has received 2,610 reviews of which 1,849 were positive and 761 were negative resulting in a rating of 6.9 out of 10. With 289 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like Submarine Titans.
6.9
1,849
761

289
players

2. EMERGENCY

Similarity 44% Save lives – be a hero! Join forces against the chaos in the newest title of the award-winning EMERGENCY series. Take up your shift as incident commander and coordinate with other players to fight fires, arrest gangsters and rescue injured civilians. Your city needs you! EMERGENCY is a free to play, multiplayer and strategy game developed and published by Sixteen Tons Entertainment. Released on August 15th 2023 has received 5,564 reviews of which 3,797 were positive and 1,767 were negative resulting in a rating of 6.7 out of 10. Thanks to its free to play tag and a daily player base of 235, this game has secured the #2 spot in the ranking of free games like Submarine Titans.
6.7
3,797
1,767

235
players

3. Zero-K

Similarity 53% With 100+ truly unique units, Zero-K is an RTS of freedom and creativity, tempered by a decade of refinement. Sculpt land into a castle and throw invaders off it with a Jugglenaut. Explore a massive campaign, solo or co-op. Hop online for epic 32 player battles or fast paced 1v1, on 100s of maps. Zero-K is a strategy, free to play and rts game developed and published by Zero-K Team. Released on April 27th 2018 has received 3,922 reviews of which 3,678 were positive and 244 were negative resulting in an impressive rating of 9.0 out of 10. Thanks to its free to play tag and a daily player base of 141, this game has secured the #3 spot in the ranking of free games like Submarine Titans.
9.0
3,678
244

141
players

4. Kingdom: Classic

Similarity 40% Kingdom is a 2D sidescrolling strategy/resource management hybrid with a minimalist feel wrapped in a beautiful, modern pixel art aesthetic. Kingdom: Classic is a free to play, strategy and singleplayer game developed by Noio and Licorice and published by Raw Fury. Released on October 21st 2015 has received 22,088 reviews of which 20,023 were positive and 2,065 were negative resulting in a rating of 8.9 out of 10. The game currently holds the #4 spot among the most played free games like Submarine Titans.
8.9
20,023
2,065

59
players

5. Fun Hospital

Similarity 43% Build your own theme hospital! Here, you might meet patients with a lot of hair, or no hair; strange aliens, evil guy, super hero… Fun Hospital is a casual, strategy and simulation game developed and published by OrangesGame Technology Limited. Released on June 21st 2018 has received 578 reviews of which 367 were positive and 211 were negative resulting in a rating of 6.2 out of 10. The game currently holds the #5 spot among the most played free games like Submarine Titans.
6.2
367
211

49
players

6. Iron Order 1919

Similarity 44% An unique long-term strategy game with week-long matches with up to 101 players, set in the alternate reality of 1919. Iron Order 1919 is a strategy, simulation and alternate history game developed and published by Bytro Labs GmbH. Released on August 24th 2022 has received 381 reviews of which 267 were positive and 114 were negative resulting in a rating of 6.7 out of 10. The game currently holds the #6 spot among the most played free games like Submarine Titans.
6.7
267
114

25
players

7. Warzone 2100

Similarity 44% In the late 21st century, the world's civilizations are wiped out by a series of nuclear strikes, seemingly caused by a massive malfunction of the new NASDA (North American Strategic Defense Agency) strategic defense system. Warzone 2100 is a strategy, free to play and rts game developed by Pumpkin Studios, Underdone Gaming and Warzone 2100 Project and published by Underdone Gaming. Released on February 18th 2020 has received 1,500 reviews of which 1,355 were positive and 145 were negative resulting in a rating of 8.6 out of 10. The game currently holds the #7 spot among the most played free games like Submarine Titans.
8.6
1,355
145

19
players

8. Pro 11 - Football Manager Game

Similarity 40% Become the best football manager. Join Pro 11 and claim the championship! Pro 11 - Football Manager Game is a sports, strategy and simulation game developed and published by Trophy Games ApS. Released on February 13th 2020 has received 337 reviews of which 255 were positive and 82 were negative resulting in a rating of 7.1 out of 10. The game currently holds the #8 spot among the most played free games like Submarine Titans.
7.1
255
82

15
players

9. Kingdom Wars

Similarity 40% Kingdom Wars is a free to play 3D MMORTS with real-time siege combat, without the pay to win element so common in the genre. Kingdom Wars offers beautiful 3D online world, where players construct strongholds, direct citizens, complete quests and eventually manage a global empire. Kingdom Wars is a strategy, free to play and rts game developed by Reverie World Studios and published by . Released on April 01st 2013 has received 2,779 reviews of which 1,871 were positive and 908 were negative resulting in a rating of 6.6 out of 10. The game currently holds the #9 spot among the most played free games like Submarine Titans.
6.6
1,871
908

6
players

10. Terra Firma

Similarity 40% Play god and create your own world in this complex simulation. Plate tectonics, wind and water erosion and plant life all develop and interact to produce a world that is viewable from a single tree to kilometres across. Terra Firma is a simulation, strategy and god game game developed and published by Working as Intended. Released on February 20th 2025 has received 359 reviews of which 333 were positive and 26 were negative resulting in a rating of 8.6 out of 10. The game currently holds the #10 spot among the most played free games like Submarine Titans.
8.6
333
26

4
players