Red Siren: Space Defense
Red Siren is an intense sci-fi action shooter where you pilot the galaxy’s most advanced starfighter to defend planets against waves of robots, tanks, mechs and war machines. Upgrade your ship, unleash devastating weapons, and dominate epic battles across hostile alien worlds.
Last Updated: 12/4/2025
| Steam Price | $12.74 |
| Release Date | 12/4/2025 |
| Developer | ISTOM Games |
| Publisher | ISTOM Games |
| Steam App Id | 3985600 |
Red Siren: Space Defense
Red Siren is an intense sci-fi action shooter where you pilot the galaxy’s most advanced starfighter to defend planets against waves of robots, tanks, mechs and war machines. Upgrade your ship, unleash devastating weapons, and dominate epic battles across hostile alien worlds.
Last Updated: 12/4/2025
- Windows
- Mac
- Linux
About Red Siren: Space Defense
Red Siren: Space Defense is a Casual, Adventure, and Action game developed by ISTOM Games. On 12/4/2025, it was released on the Steam Store by ISTOM Games.
It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
According to Steam’s category system, Red Siren: Space Defense supports the following features:
- Full controller support
- Playable without Timed Input
- Stereo Sound
- Steam Leaderboards
- Single-player
- Steam Achievements
- Family Sharing
- Custom Volume Controls
From the Steam community, Red Siren: Space Defense has been tagged with the following user tags:
- Looter Shooter
- Side Scroller
- War
- Controller
- 3D
- Third-Person Shooter
- Twin Stick Shooter
- Sci-fi
- Adventure
- Robots
- Action
- Singleplayer
- Space
- Physics
Media & Sceenshots
Watch the featured video for Red Siren: Space Defense and see the latest screenshots from the Steam Store.

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Features & Categories
Frequently Asked Questions
Soures & References
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Red Siren: Space Defense data has been sourced from:
- Valve Corporation. (2025, December 4). Red Siren: Space Defense on Steam. Steam Store.
- Valve Corporation. (2025, December 4). Red Siren: Space Defense. Steam Community Hub.