Free Assassin Games on Steam

Steam currently has 582 Assassin games available to download and play. Explore our list of the best free games ranked by popularity and ratings. Data for this list is calculated from reviews and player counts reported directly by Steam and will be updated in real-time. Free Assassin game rankings were last updated on 4/15/2026.

Looking for more? Explore other lists such as:

1. War Robots

War Robots is an online third-person 6v6 PvP shooter—we’re talking dozens of combat robots, hundreds of weapons combinations, and heated clan battles.

War Robots banner

War Robots holds the #1 spot for "best free Assassin game on Steam" with a Player Score of 60. Its score was calculated by analyzing a total of 29,679 reviews on Steam. This breaks down to a total of 17,833 positive reviews and 11,846 negative reviews — making it "Mixed" on Steam.

It can be played and ran on Windows systems. Valve has also verified it as playable on the Steam Deck and will run well.

Release Date 4/4/2018
Franchise MY.GAMES
Developers
Publishers
Steam App Id 767560

2. Midas Gold Plus - Idle Clicker

Discover Midas Gold Plus, an engaging idle clicker set in a mythical world! Harness King Midas' golden touch, build a legendary city, and unlock powerful champions. Master unique gameplay styles, explore pet battles, and conquer rival cities. Delve into this ancient tycoon adventure today!

Midas Gold Plus - Idle Clicker banner

Midas Gold Plus - Idle Clicker has achieved a Player Score of 82, placing it in the #2 spot for the best free Assassin games. Its score was calculated by analyzing a total of 1,776 reviews on Steam. This breaks down to a total of 1,518 positive reviews and 258 negative reviews — making it "Very Positive" on Steam.

It can be played and ran on both Windows and Mac systems. At the moment, it is possible to play Midas Gold Plus - Idle Clicker on the Steam Deck (though some functionality may be limited).

Release Date 2/1/2017
Developer Holyday Studios
Publisher Holyday Studios
Steam App Id 557400

3. Atlantica Europe

Atlantica Europe is a free-to-play (F2P) massive multiplayer online role-playing game (MMORPG), with a tactical combat system. Venture out in to the world of Atlantis where you'll find otherworldly monsters, amazing gear, and even more battle-hardened adventurers like yourself.

Atlantica Europe banner

Atlantica Europe has achieved a Player Score of 62, placing it in the #3 spot for the best free Assassin games. Its score was calculated by analyzing a total of 227 reviews on Steam. This breaks down to a total of 146 positive reviews and 81 negative reviews — making it "Mixed" on Steam.

It can be played and ran on Windows systems. At the moment, it is not possible to play or run Atlantica Europe on the Steam Deck.

Release Date 5/20/2021
Franchise VALOFE / VFUN
Developers
Publisher VALOFE
Steam App Id 1563940

4. The Happyhills Homicide

Welcome to Happyhills, the town where you can indulge your deepest desires, make your wildest dreams come true, and slaughter anyone in your path. In this case, all three of these are the same. Welcome the citizens of Happyhills in your way!

The Happyhills Homicide banner

The Happyhills Homicide has achieved a Player Score of 91, placing it in the #4 spot for the best free Assassin games. Its score was calculated by analyzing a total of 1,933 reviews on Steam. This breaks down to a total of 1,841 positive reviews and 92 negative reviews — making it "Overwhelmingly Positive" on Steam.

It can be played and ran on Windows systems. At the moment, it is possible to play The Happyhills Homicide on the Steam Deck (though some functionality may be limited).

Release Date 11/5/2024
Developer Copperbolt
Publisher Copperbolt
Steam App Id 3278760

5. Crystal Maidens: Unleashed

A twisted wizard has corrupted the Maidens and their land. It’s up to you to summon your own harem of stunning waifus, fight back against the dark forces, and liberate them in this lewd RPG adventure. Let your desires get unleashed!

Crystal Maidens: Unleashed banner

Crystal Maidens: Unleashed has achieved a Player Score of 61, placing it in the #5 spot for the best free Assassin games. Its score was calculated by analyzing a total of 97 reviews on Steam. This breaks down to a total of 63 positive reviews and 34 negative reviews — making it "Mixed" on Steam.

It can be played and ran on Windows systems. At the moment, it is not possible to play or run Crystal Maidens: Unleashed on the Steam Deck.

Release Date 9/11/2025
Developer Athelan Games
Publisher Nutaku Publishing
Steam App Id 2223850

6. Tales Beyond The Tomb - Pineville Night Stalker

After her mother's unexpected death, Megan receives a call about a mysterious inheritance awaiting her in the town of Pineville. With her work friend, Lenny, she embarks on a journey that should be simple, but quickly turns into a web of danger and deception.

Tales Beyond The Tomb - Pineville Night Stalker banner

Tales Beyond The Tomb - Pineville Night Stalker has achieved a Player Score of 78, placing it in the #6 spot for the best free Assassin games. Its score was calculated by analyzing a total of 611 reviews on Steam. This breaks down to a total of 506 positive reviews and 105 negative reviews — making it "Very Positive" on Steam.

It can be played and ran on Windows systems. At the moment, it is possible to play Tales Beyond The Tomb - Pineville Night Stalker on the Steam Deck (though some functionality may be limited).

Release Date 11/20/2024
Franchise 616 GAMES
Developer 616 GAMES
Publisher 616 GAMES
Steam App Id 3288180

7. Wolfteam: Reboot

Wolfteam is a fast-paced FPS where players can fight as both humans and werewolves. Switch forms during battle, adapt your combat style, and dominate dynamic battlefields.

Wolfteam: Reboot banner

Wolfteam: Reboot has achieved a Player Score of 49, placing it in the #7 spot for the best free Assassin games. Its score was calculated by analyzing a total of 432 reviews on Steam. This breaks down to a total of 211 positive reviews and 221 negative reviews — making it "Mixed" on Steam.

It can be played and ran on Windows systems. At the moment, it is not possible to play or run Wolfteam: Reboot on the Steam Deck.

Release Date 12/7/2022
Developer Neosonyx Co., Ltd.
Publisher Neosonyx Co., Ltd.
Steam App Id 2170050

8. Hunter Hitman

Hunt or be hunted. Execute stealth kills and survive in this action-packed assassin game.

Hunter Hitman banner

Hunter Hitman has achieved a Player Score of 68, placing it in the #8 spot for the best free Assassin games. Its score was calculated by analyzing a total of 56 reviews on Steam. This breaks down to a total of 42 positive reviews and 14 negative reviews — making it "Mostly Positive" on Steam.

It can be played and ran on both Windows and Mac systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.

Release Date 1/2/2025
Developer Urban Isotope
Publisher Urban Isotope
Steam App Id 3397160

9. Detective AI

Become a detective and confront an assassin controlled by an artificial intelligence that evolves with each case you investigate.

Detective AI banner

Detective AI has achieved a Player Score of 46, placing it in the #9 spot for the best free Assassin games. Its score was calculated by analyzing a total of 30 reviews on Steam. This breaks down to a total of 13 positive reviews and 17 negative reviews — making it "Mixed" on Steam.

It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.

Release Date 9/28/2021
Developer Detective Games
Publisher Detective Games
Steam App Id 1668420

10. SCP: Yet Another Day

SCP: Yet Another Day is a mess of genres RPG where a dysfunctional friend group must get it together to escape a monster filled facility and survive a psychopathic terrorist, expect madness

SCP: Yet Another Day banner

SCP: Yet Another Day has achieved a Player Score of 73, placing it in the #10 spot for the best free Assassin games. Its score was calculated by analyzing a total of 19 reviews on Steam. This breaks down to a total of 17 positive reviews and 2 negative reviews — making it "Positive" on Steam.

It can be played and ran on both Windows and Linux systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.

Release Date 7/25/2025
Developer Xenom
Publisher Xenom
Steam App Id 3790760

More Free Assassin Games

Explore even more rankings for the 68 best free Assassin games available on Steam.

Page 1 of 4

Soures & References

Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Player counts and rankings are enriched, analyzed, and updated in real-time to ensure we surface the most up-to-date insights. Learn more about the Steambase approach to data collection and our review methodology.

  • Valve Corporation. (2026, April 15). Steam Store. Steam Store.
  • Valve Corporation. (2026, April 15). War Robots on Steam. Steam Store.
  • Valve Corporation. (2026, April 2). Midas Gold Plus - Idle Clicker on Steam. Steam Store.
  • Valve Corporation. (2026, April 14). Atlantica Europe on Steam. Steam Store.
  • Valve Corporation. (2026, April 22). The Happyhills Homicide on Steam. Steam Store.
  • Valve Corporation. (2026, April 3). Crystal Maidens: Unleashed on Steam. Steam Store.
  • Valve Corporation. (2026, April 3). Tales Beyond The Tomb - Pineville Night Stalker on Steam. Steam Store.
  • Valve Corporation. (2026, April 23). Wolfteam: Reboot on Steam. Steam Store.
  • Valve Corporation. (2026, April 3). Hunter Hitman on Steam. Steam Store.
  • Valve Corporation. (2026, March 29). Detective AI on Steam. Steam Store.
  • Valve Corporation. (2026, April 3). SCP: Yet Another Day on Steam. Steam Store.

Discover More Steam Games

Browse our top collections and curated lists of games avaible to play on Steam. Whether you are playing on PC, Mac, or on the Steam Deck, find your next favorite game.

Steam Deck Games

Steam Mac Games

Steam Linux Games

Explore

Discover the best of Steam. Find your next game, free weekend, or even track the next Steam Sale all in one spot.