Games like Mass Effect (2007) on Steam

For those who prefer not to search, lists of the most played, top deals and best free games like Mass Effect (2007) are available at the bottom of the page.

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Pillars of Eternity II: Deadfire

Patch 5.0 - Turn-based mode and The Ultimate challenge out now! Pursue a rogue god over land and sea in the sequel to the multi-award-winning RPG Pillars of Eternity. Captain your ship on a dangerous voyage of discovery across the vast unexplored archipelago region of the Deadfire.

Similarity 57%
Price -77% 9.36€
Rating 8.6
Release 08 May 2018

Holy Potatoes! We’re in Space?!

Holy Potatoes! We’re in Space?! is a whacky space exploration game where you manage your very own spaceship, craft hundreds of weapons, and explore the vastness of a veggie-filled universe.

Similarity 57%
Price 9.99€
Rating 6.5
Release 14 Feb 2017

Space Pilgrim Episode III: Delta Pavonis

Still reeling from the life-changing events of the previous episode, Gail seeks out a safe haven with her father in the Delta Pavonis system. However, she soon learns that the politics of Planet Leto can be as treacherous and unpredictable as the local weather.

Similarity 57%
Price -72% 0.55€
Rating 8.1
Release 04 Feb 2016

Sudeki

Sudeki, a world torn apart into light, shadow and dark. Rent asunder by deceit and betrayal, the land cries out for a peace that only four united heroes can bring. Beyond the protective walls of Illumina Castle lie miles of pastoral, rolling countryside, though once a serene landscape, the Aklorian forces have transformed the countryside...

Similarity 57%
Price 5.99€
Rating 8.4
Release 24 Feb 2014

Horizon Zero Dawn™ Remastered

Experience the critically acclaimed Horizon Zero Dawn™ with stunning new visuals and upgraded features. In a far future where colossal machines roam the Earth, pockets of humanity survive in unique tribes among the lush, overgrown ruins of our long-lost civilization.

Similarity 56%
Price 49.99€
Rating 7.8
Release 31 Oct 2024

Fallen Hero: Retribution

So you're a villain now? Let's see if you survive the experience.

Similarity 56%
Price 11.79€
Rating 8.9
Release 02 Feb 2023

STAR WARS Jedi: Fallen Order™

A galaxy-spanning adventure awaits in Star Wars Jedi: Fallen Order, a 3rd person action-adventure title from Respawn. An abandoned Padawan must complete his training, develop new powerful Force abilities, and master the art of the lightsaber - all while staying one step ahead of the Empire.

Similarity 56%
Price 39.99€
Rating 8.8
Release 14 Nov 2019

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 56%
Price -75% 9.99€
Rating 9.1
Release 03 Dec 2019

M.A.S.S. Builder

Commander, customize and build your Mechanical Assault Skeleton Suit (M.A.S.S.) and lead the fight against an alien invasion bent on exterminating the human race. The fate of humanity is in your hands.

Similarity 56%
Price -30% 17.12€
Rating 8.5
Release 13 Sep 2019

Tales of Arise

300 years of tyranny. A mysterious mask. Lost pain and memories. Wield the Blazing Sword and join a mysterious, untouchable girl to fight your oppressors. Experience a tale of liberation, featuring characters with next-gen graphical expressiveness!

Similarity 56%
Price -80% 8.12€
Rating 8.6
Release 09 Sep 2021

FINAL FANTASY XII THE ZODIAC AGE

FINAL FANTASY XII THE ZODIAC AGE - This revered classic returns, now fully remastered for the first time for PC, featuring all new and enhanced gameplay.

Similarity 56%
Price -60% 19.99€
Rating 8.7
Release 01 Feb 2018

GOD EATER 2 Rage Burst

Swear your oath as a GOD EATER and drive back the supernatural harbingers of Earth’s destruction. Buy GOD EATER 2 Rage Burst and get GOD EATER Resurrection FOR FREE

Similarity 56%
Price -90% 4.99€
Rating 7.5
Release 29 Aug 2016

Sacred 2 Gold

Experience the world of Ancaria in its full glory with Sacred 2: Gold Edition. Containing Sacred 2 Fallen Angel and the awesome add-on Ice and Blood. Defeat countless dangerous enemies; capture powerful weapons and valuable treasures. Prepare yourself for the ultimate battle and become a legend.

Similarity 56%
Price 14.99€
Rating 7.4
Release 21 Dec 2012

Game of Thrones

Experience an amazing adventure in one of the most fascinating universes! Amidst conspiracy and betrayal, try to survive the orchestrated machinations around the Iron Throne.

Similarity 56%
Price 14.99€
Rating 7.0
Release 07 Jun 2012

Caster

Dash across Scenic Locations destroying bug like creatures called the Flanx using 6 Unique Attacks that include Massive Terrain Deformation and High Speed Barrages of Energy Blasts!

Similarity 56%
Price 1.50€
Rating 7.7
Release 19 Mar 2009

Just Cause

Your world...Your rules!

Similarity 56%
Price -77% 1.58€
Rating 6.5
Release 15 Mar 2007

Assassin's Creed Valhalla

Assassin’s Creed Valhalla is an action-adventure game in which you are a Viking warrior raised on tales of battle and glory. Explore a dynamic open world set in England’s Dark Ages. Raid your enemies and grow your settlement to earn your place among the gods in Valhalla.

Similarity 56%
Price 59.99€
Rating 6.9
Release 06 Dec 2022

HELLDIVERS™ 2

The Galaxy’s Last Line of Offence. Enlist in the Helldivers and join the fight for freedom across a hostile galaxy in a fast, frantic, and ferocious third-person shooter.

Similarity 56%
Price 39.99€
Rating 7.6
Release 08 Feb 2024

Vangers

Mind-altering sandbox game that can be described as a racing role-playing adventure game with a complicated storyline. You’ll find a unique atmosphere, complete freedom and lots of gameplay hours to figure out what’s the game is all about.

Similarity 56%
Price 6.99€
Rating 8.9
Release 24 Apr 2014

Tom Clancy’s Splinter Cell Blacklist

The United States has a military presence in two-thirds of countries around the world, and some of them have had enough. A group of terrorists calling themselves The Engineers initiate a terror ultimatum called the Blacklist - a deadly countdown of escalating attacks on U.S. interests.

Similarity 56%
Price -75% 4.99€
Rating 7.9
Release 22 Aug 2013

Saints Row IV: Re-Elected

Experience the insane antics of Saints Row IV. The Saints have gone from the Penthouse to the White House - but Earth has been invaded and it’s up to you to save it with an arsenal of superpowers and strange weapons, in the wildest open world game ever.

Similarity 56%
Price -81% 3.75€
Rating 8.7
Release 22 Aug 2013

Aliens: Colonial Marines Collection

You & your friends are the deadliest killers in the galaxy – the US Colonial Marines. It’s up to you to not just survive, but wipe out the Xeno infestation.

Similarity 56%
Price -80% 5.99€
Rating 6.0
Release 01 May 2012

Deus Ex: Game of the Year Edition

The year is 2052 and the world is a dangerous and chaotic place. Terrorists operate openly - killing thousands; drugs, disease and pollution kill even more. The world's economies are close to collapse and the gap between the insanely wealthy and the desperately poor grows ever wider.

Similarity 56%
Price -80% 1.40€
Rating 9.2
Release 29 Mar 2007

Rebel Galaxy Outlaw

Out of cash, out of luck, out on the fringe. Juno Markev has a killer to tail, a debt to pay, and more trouble headed her way. Rebel Galaxy Outlaw takes place in a greasy, blue-collar world of outlaws, truckers, cops and thieves.

Similarity 55%
Price 24.99€
Rating 6.2
Release 22 Sep 2020

Most played games like Mass Effect (2007) on Steam

Take a look at the top games like Mass Effect (2007) that are currently attracting the largest player bases on the Steam platform, as of April 30th 2025.

1. Warframe

Similarity 64% Awaken as an unstoppable warrior and battle alongside your friends in this story-driven free-to-play online action game Warframe is a free to play, action rpg and looter shooter game developed and published by Digital Extremes. Released on March 25th 2013 has received 622,221 reviews of which 542,080 were positive and 80,141 were negative resulting in a rating of 8.7 out of 10. The game has hit the top spot as the #1 most played game like Mass Effect (2007), thanks to its 32,759 peak concurrent players over the last day.
8.7
542,080
80,141

32,759
players

2. The Elder Scrolls V: Skyrim Special Edition

Similarity 60% Winner of more than 200 Game of the Year Awards, The Elder Scrolls V: Skyrim Special Edition brings the epic fantasy to life in stunning detail. The Special Edition includes the critically acclaimed game and add-ons with all-new features. The Elder Scrolls V: Skyrim Special Edition is a open world, rpg and adventure game developed by Bethesda Game Studios and published by Bethesda Softworks. Released on October 27th 2016 has received 332,407 reviews of which 305,678 were positive and 26,729 were negative resulting in an impressive rating of 9.1 out of 10. While seeing 29,322 players online at once in the last 24 hours, this game is currently ranked #2 among games like Mass Effect (2007) based on player count.
9.1
305,678
26,729

29,322
players

3. Red Dead Redemption 2

Similarity 54% Winner of over 175 Game of the Year Awards and recipient of over 250 perfect scores, RDR2 is the epic tale of outlaw Arthur Morgan and the infamous Van der Linde gang, on the run across America at the dawn of the modern age. Also includes access to the shared living world of Red Dead Online. Red Dead Redemption 2 is a open world, story rich and western game developed and published by Rockstar Games. Released on December 05th 2019 has received 717,516 reviews of which 661,377 were positive and 56,139 were negative resulting in an impressive rating of 9.1 out of 10. While seeing 21,238 players online at once in the last 24 hours, this game is currently ranked #3 among games like Mass Effect (2007) based on player count.
9.1
661,377
56,139

21,238
players

4. HELLDIVERS™ 2

Similarity 56% The Galaxy’s Last Line of Offence. Enlist in the Helldivers and join the fight for freedom across a hostile galaxy in a fast, frantic, and ferocious third-person shooter. HELLDIVERS™ 2 is a online co-op, pve and third-person shooter game developed by Arrowhead Game Studios and published by PlayStation Publishing LLC. Released on February 08th 2024 has received 989,576 reviews of which 755,031 were positive and 234,545 were negative resulting in a rating of 7.6 out of 10. With 18,780 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Mass Effect (2007).
7.6
755,031
234,545

18,780
players

5. Cyberpunk 2077

Similarity 62% Cyberpunk 2077 is an open-world, action-adventure RPG set in the dark future of Night City — a dangerous megalopolis obsessed with power, glamor, and ceaseless body modification. Cyberpunk 2077 is a cyberpunk and open world game developed and published by CD PROJEKT RED. Released on December 09th 2020 has received 834,940 reviews of which 703,079 were positive and 131,861 were negative resulting in a rating of 8.4 out of 10. With 16,687 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like Mass Effect (2007).
8.4
703,079
131,861

16,687
players

6. Fallout 4

Similarity 79% Bethesda Game Studios, the award-winning creators of Fallout 3 and The Elder Scrolls V: Skyrim, welcome you to the world of Fallout 4 – their most ambitious game ever, and the next generation of open-world gaming. Fallout 4 is a open world, post-apocalyptic and singleplayer game developed by Bethesda Game Studios and published by Bethesda Softworks. Released on November 09th 2015 has received 390,364 reviews of which 324,290 were positive and 66,074 were negative resulting in a rating of 8.2 out of 10. With 11,693 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like Mass Effect (2007).
8.2
324,290
66,074

11,693
players

7. The Witcher 3: Wild Hunt

Similarity 60% You are Geralt of Rivia, mercenary monster slayer. Before you stands a war-torn, monster-infested continent you can explore at will. Your current contract? Tracking down Ciri — the Child of Prophecy, a living weapon that can alter the shape of the world. The Witcher 3: Wild Hunt is a open world, rpg and story rich game developed and published by CD PROJEKT RED. Released on May 18th 2015 has received 828,492 reviews of which 796,387 were positive and 32,105 were negative resulting in an impressive rating of 9.5 out of 10. With 5,997 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like Mass Effect (2007).
9.5
796,387
32,105

5,997
players

8. Hogwarts Legacy

Similarity 64% Hogwarts Legacy is an immersive, open-world action RPG. Now you can take control of the action and be at the center of your own adventure in the wizarding world. Hogwarts Legacy is a magic, open world and fantasy game developed by Avalanche Software and published by Warner Bros. Games. Released on February 10th 2023 has received 318,064 reviews of which 287,124 were positive and 30,940 were negative resulting in a rating of 8.9 out of 10. With 5,258 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like Mass Effect (2007).
8.9
287,124
30,940

5,258
players

9. Halo: The Master Chief Collection

Similarity 56% 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. Halo: The Master Chief Collection is a great soundtrack, fps and classic game developed by 343 Industries, Splash Damage, Ruffian Games, Bungie and Saber Interactive and published by Xbox Game Studios. Released on December 03rd 2019 has received 240,453 reviews of which 222,169 were positive and 18,284 were negative resulting in an impressive rating of 9.1 out of 10. With 4,638 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like Mass Effect (2007).
9.1
222,169
18,284

4,638
players

10. Fallout: New Vegas

Similarity 66% Welcome to Vegas. New Vegas. Enjoy your stay! Fallout: New Vegas is a open world, rpg and post-apocalyptic game developed by Obsidian Entertainment and published by Bethesda Softworks. Released on October 21st 2010 has received 226,078 reviews of which 217,239 were positive and 8,839 were negative resulting in an impressive rating of 9.5 out of 10. With 4,253 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like Mass Effect (2007).
9.5
217,239
8,839

4,253
players

Best deals on games like Mass Effect (2007) on Steam

Discover fantastic savings with the best discounts on a variety of games like Mass Effect (2007) available on Steam right now, updated on April 30th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted games like Mass Effect (2007).

1. Homeworld: Deserts of Kharak

Similarity 55% 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 8,484 reviews of which 6,772 were positive and 1,712 were negative resulting in a rating of 7.8 out of 10. Featuring a massive 95% discount, this game currently holds the #1 spot in the best deals for games like Mass Effect (2007).
7.8
6,772
1,712

-95% 45.00€ 2.25€

2. .hack//G.U. Last Recode

Similarity 58% .hack//G.U. is back! This collection includes all 3 original .hack//G.U. titles, Rebirth, Reminisce, and Redemption, all fully restored and remastered. As well as an all new 4th Volume: .hack//G.U. Reconnection. .hack//G.U. Last Recode is a rpg, jrpg and anime game developed by CyberConnect2 and published by Bandai Namco Entertainment. Released on November 03rd 2017 has received 3,839 reviews of which 3,334 were positive and 505 were negative resulting in a rating of 8.4 out of 10. Thanks to its incredible 94% discount, this game is now the #2 best deal in games like Mass Effect (2007).
8.4
3,334
505

-94% 47.67€ 2.86€

3. The Gunk

Similarity 55% The Gunk is an action-adventure game in which you play as Rani, part of our duo of gritty space haulers. As they’re struggling to bring in funds, they chance upon an untouched planet brimming with life. They came in search of valuable resources, and it looks like they’ve hit the jackpot… The Gunk is a action-adventure, atmospheric and sci-fi game developed by Image & Form Games and published by Thunderful Publishing. Released on April 29th 2022 has received 2,664 reviews of which 2,289 were positive and 375 were negative resulting in a rating of 8.3 out of 10. Thanks to its incredible 94% discount, this game is now the #3 best deal in games like Mass Effect (2007).
8.3
2,289
375

-94% 25.67€ 1.54€

4. Shenmue I & II

Similarity 52% SEGA®’s most requested re-release of all time finally comes to a new generation. Shenmue delivers an epic story of revenge within a unique open world that is still unrivalled in depth and detail. Return to the epic saga that defined modern gaming. The saga begins…again. Shenmue I & II is a adventure, open world and story rich game developed by D3T and published by SEGA. Released on August 21st 2018 has received 2,911 reviews of which 2,591 were positive and 320 were negative resulting in a rating of 8.6 out of 10. Currently offered at a significant 93% discount, this title has earned the #4 position in the best deals for games like Mass Effect (2007).
8.6
2,591
320

-93% 33.86€ 2.37€

5. Borderlands: The Pre-Sequel

Similarity 55% Launch into the Borderlands universe and shoot ‘n’ loot your way through a brand new adventure that rockets you onto Pandora’s moon in Borderlands: The Pre-Sequel! Borderlands: The Pre-Sequel is a looter shooter, co-op and fps game developed by 2K Australia, Gearbox Software and Aspyr (Linux) and published by Aspyr (Linux) and 2K. Released on October 16th 2014 has received 41,307 reviews of which 33,563 were positive and 7,744 were negative resulting in a rating of 8 out of 10. Currently offered at a significant 93% discount, this title has earned the #5 position in the best deals for games like Mass Effect (2007).
8
33,563
7,744

-93% 42.00€ 2.94€

6. Scars Above

Similarity 57% Scars Above is a challenging sci-fi third-person action adventure shooter combining the rewarding feel of overcoming difficulty with a compelling and intricate story, set in a mysterious alien world to explore. Scars Above is a action, adventure and female protagonist game developed by Mad Head Games and published by Prime Matter. Released on February 28th 2023 has received 2,702 reviews of which 2,087 were positive and 615 were negative resulting in a rating of 7.5 out of 10. Currently offered at a significant 93% discount, this title has earned the #6 position in the best deals for games like Mass Effect (2007).
7.5
2,087
615

-93% 31.43€ 2.20€

7. Gotham Knights

Similarity 52% Batman is dead. It is now up to the Batman Family - Batgirl, Nightwing, Red Hood, and Robin - to protect Gotham City. Gotham Knights is a action, open world and superhero game developed by Warner Bros. Games Montréal and QLOC and published by Warner Bros. Games. Released on October 21st 2022 has received 22,529 reviews of which 15,192 were positive and 7,337 were negative resulting in a rating of 6.7 out of 10. Currently offered at a significant 93% discount, this title has earned the #7 position in the best deals for games like Mass Effect (2007).
6.7
15,192
7,337

-93% 56.00€ 3.92€

8. Marvel's Guardians of the Galaxy

Similarity 81% Fire up a wild ride across the cosmos with a fresh take on Marvel’s Guardians of the Galaxy. In this action-adventure game, you are Star-Lord leading the unpredictable Guardians from one explosion of chaos to the next. You got this. Probably. Marvel's Guardians of the Galaxy is a singleplayer, story rich and action game developed by Eidos-Montréal and published by Eidos Interactive Corp.. Released on October 26th 2021 has received 38,718 reviews of which 36,453 were positive and 2,265 were negative resulting in an impressive rating of 9.2 out of 10. Currently offered at a significant 92% discount, this title has earned the #8 position in the best deals for games like Mass Effect (2007).
9.2
36,453
2,265

-92% 62.38€ 4.99€

9. Orcs Must Die! 2

Similarity 54% You’ve tossed, burned and sliced them by the thousands – now orcs must die more than ever before! Grab a friend and slay orcs in untold numbers in this sequel to the 2011 AIAS Strategy Game of the Year from Robot Entertainment. Orcs Must Die! 2 is a tower defense, co-op and action game developed and published by Robot Entertainment. Released on July 30th 2012 has received 19,251 reviews of which 17,894 were positive and 1,357 were negative resulting in an impressive rating of 9.1 out of 10. Currently offered at a significant 92% discount, this title has earned the #9 position in the best deals for games like Mass Effect (2007).
9.1
17,894
1,357

-92% 12.50€ 1.00€

10. Ghost of a Tale

Similarity 53% Ghost of a Tale is an action-RPG game in which you play as Tilo, a mouse and minstrel thrown into a perilous adventure. Through stealth and cunning you’ll be able to explore the secrets of Dwindling Heights Keep and navigate its dangers. Ghost of a Tale is a adventure, stealth and atmospheric game developed and published by SeithCG. Released on March 13th 2018 has received 4,873 reviews of which 4,471 were positive and 402 were negative resulting in a rating of 8.9 out of 10. Currently offered at a significant 92% discount, this title has earned the #10 position in the best deals for games like Mass Effect (2007).
8.9
4,471
402

-92% 18.75€ 1.50€

Free games like Mass Effect (2007) on Steam

Check out this fantastic list of free-to-play games like Mass Effect (2007) you can enjoy on Steam right now, updated on April 30th 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play games like Mass Effect (2007).

1. Warframe

Similarity 64% Awaken as an unstoppable warrior and battle alongside your friends in this story-driven free-to-play online action game Warframe is a free to play, action rpg and looter shooter game developed and published by Digital Extremes. Released on March 25th 2013 has received 622,221 reviews of which 542,080 were positive and 80,141 were negative resulting in a rating of 8.7 out of 10. With 32,759 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like Mass Effect (2007).
8.7
542,080
80,141

32,759
players

2. STAR WARS™: The Old Republic™

Similarity 74% STAR WARS™: The Old Republic™ is a free-to-play MMORPG that puts you at the center of your own story-driven saga. Play as a Jedi, Sith, Bounty Hunter, or one of many other iconic STAR WARS roles in the galaxy far, far away over three thousand years before the classic films. STAR WARS™: The Old Republic™ is a free to play, character customization and multiplayer game developed by Broadsword and published by Electronic Arts. Released on July 21st 2020 has received 66,769 reviews of which 59,836 were positive and 6,933 were negative resulting in a rating of 8.8 out of 10. Thanks to its free to play tag and a daily player base of 3,882, this game has secured the #2 spot in the ranking of free games like Mass Effect (2007).
8.8
59,836
6,933

3,882
players

3. Halo Infinite

Similarity 52% From one of gaming's most iconic sagas, Halo is bigger than ever. Featuring an expansive open-world campaign and a dynamic free to play multiplayer experience. Halo Infinite is a free to play, fps and multiplayer game developed by 343 Industries and published by Xbox Game Studios. Released on November 15th 2021 has received 176,400 reviews of which 123,072 were positive and 53,328 were negative resulting in a rating of 6.9 out of 10. Thanks to its free to play tag and a daily player base of 2,398, this game has secured the #3 spot in the ranking of free games like Mass Effect (2007).
6.9
123,072
53,328

2,398
players

4. Star Trek Online

Similarity 58% In Star Trek Online, the Star Trek universe appears for the first time on a truly massive scale. Players take the captain's chair as they command their own starship and crew. Explore strange new worlds, seek out new life and new civilizations, and boldly go where no one has gone before. Star Trek Online is a free to play, sci-fi and massively multiplayer game developed by Cryptic Studios and published by Arc Games. Released on January 31st 2012 has received 20,043 reviews of which 15,849 were positive and 4,194 were negative resulting in a rating of 7.8 out of 10. Attracting a solid base of 1,075 players due to its free access, this strategy game has achieved the #4 position in the best free games like Mass Effect (2007).
7.8
15,849
4,194

1,075
players

5. Snowbreak: Containment Zone

Similarity 55% The new 3D Waifu Sci-Fi RPG Shooter is here! Aim at fate, fight by our side! Clear the specified stage to claim an Orange-Tier Operative! Snowbreak: Containment Zone is a anime, third-person shooter and free to play game developed and published by Amazing Seasun Games. Released on December 24th 2023 has received 7,470 reviews of which 5,803 were positive and 1,667 were negative resulting in a rating of 7.6 out of 10. Attracting a solid base of 588 players due to its free access, this strategy game has achieved the #5 position in the best free games like Mass Effect (2007).
7.6
5,803
1,667

588
players

6. Endless Sky

Similarity 55% Endless Sky is a 2D space trading and combat game inspired by the classic Escape Velocity series. Work your way up from a relatively wimpy shuttle, cargo ship, or fighter, to a highly upgraded and customized flagship or to a massive fleet of warships or freighters. Endless Sky is a space, free to play and open world game developed and published by Michael Zahniser. Released on October 30th 2015 has received 6,604 reviews of which 6,096 were positive and 508 were negative resulting in a rating of 8.9 out of 10. Attracting a solid base of 129 players due to its free access, this strategy game has achieved the #6 position in the best free games like Mass Effect (2007).
8.9
6,096
508

129
players

7. Honkai Impact 3rd

Similarity 53% Honkai Impact 3rd - Ultimate anime action made real! HD cel-shading, infinite combos, explosive feedback... Experience next-gen real-time action! An original tale told across media, immersive stage events, star-studded voice cast... Become part of the legend! Honkai Impact 3rd is a free to play, action and adventure game developed and published by COGNOSPHERE PTE. LTD.. Released on October 21st 2021 has received 9,695 reviews of which 7,069 were positive and 2,626 were negative resulting in a rating of 7.2 out of 10. Attracting a solid base of 113 players due to its free access, this strategy game has achieved the #7 position in the best free games like Mass Effect (2007).
7.2
7,069
2,626

113
players

8. Space Commander: War and Trade

Similarity 57% Fight, explore the stars, trade, and lead your fleet across the galaxySpace Commander: War and Trade is an ultimate single player space-sim featuring spectacular graphics, intuitive combat and deep mechanics. Space Commander: War and Trade is a action, rpg and base-building game developed and published by Home Net Games. Released on November 04th 2020 has received 650 reviews of which 439 were positive and 211 were negative resulting in a rating of 6.5 out of 10. The game currently holds the #8 spot among the most played free games like Mass Effect (2007).
6.5
439
211

5
players

9. The Desolate Hope

Similarity 54% On a distant edge of an unknown planet, an abandoned structure sits in silence. Constructed by an unmanned research vessel sent from Earth, the Lun Infinus station was designed to run simulations for a five year period, exploring possibilities of human colonization in the case that Earth became uninhabitable. The Desolate Hope is a rpg, adventure and free to play game developed and published by Scott Cawthon. Released on May 05th 2014 has received 1,620 reviews of which 1,489 were positive and 131 were negative resulting in a rating of 8.7 out of 10. The game currently holds the #9 spot among the most played free games like Mass Effect (2007).
8.7
1,489
131

3
players

10. Sunrider: Mask of Arcadius

Similarity 58% As Captain Kayto Shields, embark on a galactic voyage of heroism and survival. With his home world destroyed and his nation conquered, the inexperienced Captain Shields, and his newly minted vessel, the Sunrider, are left as the only hope against a galactic evil intent on subjugating all sentient life. Sunrider: Mask of Arcadius is a anime, visual novel and free to play game developed by Love in Space and published by Sekai Project. Released on July 09th 2014 has received 2,782 reviews of which 2,572 were positive and 210 were negative resulting in a rating of 8.9 out of 10. The game currently holds the #10 spot among the most played free games like Mass Effect (2007).
8.9
2,572
210

2
players