Top 11 Demos Launching That You Can Check Out for Free (8th–14th of September)

Steam's recent push to encourage more demos has been a success, as we are seeing more and more coming out each week! While Next Fest is still the crowned monarch of Steam events regarding all sorts of upcoming titles, it's not the only way for you to try games that are launching soon.

Each week, we take a look at all of the upcoming Steam demos that are launching to give you an idea on what you can try for free! Some of these are first playable demos while others are for games coming out soon — check out our list of nine we found below!

Leaks In Space: Demo

• Developer: Frostech Game Studio
• Publisher: Frostech Game Studio
• Genre: Action, Adventure, Indie
• Tags: Destruction, Action-Adventure, Space Sim
• Release Date: 14 Sep, 2025
• Steam Link

Quiberon Zeta Demo

• Developer: Genteel
• Publisher: Genteel
• Genre: Action
• Tags: Action, Shooter, Bullet Hell
• Release Date: 12 Sep, 2025
• Steam Link

BattleGroupVR2 Demo

• Developer: SpaceOwl Games
• Publisher: SpaceOwl Games
• Genre: Action, Strategy
• Tags: Action, Strategy, VR
• Release Date: 12 Sep, 2025
• Steam Link

Siegeturtle Demo

• Developer: YYZ Studio
• Publisher: YYZ Studio
• Genre: Casual, RPG, Strategy
• Tags: RPG, Idler, Strategy
• Release Date: 12 Sep, 2025
• Steam Link

Japanese Salaryman Demo

• Developer: Antikat, cNel
• Publisher: Antikat
• Genre: Adventure, Indie, RPG
• Tags: Strategy, Hacking, RPG
• Release Date: 12 Sep, 2025
• Steam Link

JUST A GUY : Online Multiplayer Ragdoll Game Demo

• Developer: Just A Guy
• Publisher: Just A Guy
• Genre: Action, Adventure, Casual
• Tags: Adventure, Casual, Action
• Release Date: 11 Sep, 2025
• Steam Link

Berserker's Domain

• Developer: breakky
• Publisher: breakky
• Genre: Action, Casual, Indie
• Tags: Boomer Shooter, FPS, Fast-Paced
• Release Date: Coming soon
• Steam Link

NEUROXUS

• Developer: Empyreum Studio
• Publisher: Empyreum Studio
• Genre: Action, Indie
• Tags: Action, Fast-Paced, Mechs
• Release Date: December 2025
• Steam Link

Together: Moon Escape

• Developer: CarlosGameDev
• Publisher: CarlosGameDev
• Genre: Adventure, Indie
• Tags: Puzzle, Online Co-Op, Co-op Campaign
• Release Date: Coming soon
• Steam Link