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Red Siren: Space Defense

Red Siren: Space Defense

ISTOM Games · ISTOM Games · Dec 4, 2025
Action Adventure Casual
Delayed observation Observed
0
Last tracked
1
All-time peak
n/a
Δ 24h
Player count last observed
Live player data is temporarily unavailable; historical values remain visible for context.

Red Siren: Space Defense - Steam Charts & Historical Stats

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. Explore historical player activity and pricing for Red Siren: Space Defense. Player-count data was last observed Sep 27, 2026.

Price
$14.99
Genre
Action
Developer
ISTOM Games

Red Siren: Space Defense player count and price summary

Current players
Unavailable
All-time peak
1
24-hour player change
Unavailable
Current US price
$14.99

Player count last observed . Values marked unavailable are not estimated.

All-Time Peak

1
Sep 2026

Estimated Owners

0 .. 20,000
Estimate via SteamSpy

Game Insights

Buy Verdict

Wait — $14.99.

Wait for upcoming sale in ~3 days for potentially better pricing.

▬ ~3 days until next sale

Value Score

Great Value — 100th percentile.

Price-to-player ratio ranks in the 100th percentile.

▲ Market pricing tier

Genre Benchmarks

Player Count Top 0%
Value Ratio Top 0%
Player count

Activity Heatmap

UTC+0 (Your Timezone)
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Peak Activity
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Avg Activity
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Active Hours
55%
Sample coverage
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Price History

Lowest Price
$3.74
Jul 2026 across all regions
Current Price
$14.99
US region
Price history across regions (last 30 days)

System Requirements

Platform Support
Windows
Windows Requirements
Minimum:
Minimum:
  • Requires a 64-bit processor and operating system
  • OS: Windows 10
  • Processor: 2.0 GHz Processor
  • Memory: 8192 MB RAM
  • Graphics: OpenGL 2.0 compatible graphics
  • Storage: 1 GB available space
  • Sound Card: OpenAL compatible sound card
Recommended:
Recommended:
  • Requires a 64-bit processor and operating system
Controller Support
full
Pricing
Paid Game
$14.99 (USD)

Additional Information

Categories
Single-player Steam Achievements Full controller support Custom Volume Controls Gamepad Recommended Playable without Timed Input DualShock Controller Support DualShock Controller Support DualSense Controller Support DualSense Controller Support Stereo Sound Family Sharing
Supported Languages
English*
*languages with full audio support

Current Pricing

💰
$14.99
Regular Price
Historical low: $3.74 (Jul 2026)

Additional Information

🏆 Achievements
21
total achievements
Featured:
The war has begun
Ace pilot
🇧🇷 DEJUS Rating
l
Brazilian rating
🇩🇪 Steam Germany
0
German classification
🆘 Support
🎁 Purchase Options
1
package options

Developer Analytics

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About This Game

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.

Detailed Description

Fly the most advanced robot destroyer spaceship of the galaxy, the Red Siren. Defend steel mines on real alien planets, fight hostile alien mechs and robots in an endless war for sky dominance. Join the Force and play your part in real space ship battles.


The year is 2138. Power hungry mining colonies wage warfare to achieve supremacy over the abundant planets of a faraway star cluster. With the support of civil society and modern robotics, the private companies have colonized the surrounding planets, utilizing their natural sources worldwide. Since the new mining technology is not available for everybody, people are organized in groups, building robots and looting planets. War was inevitable. In response, the Exacorp established Red Siren combat squad. As a highly trained pilot, you take control of the most advanced starfighters of the galaxy to safeguard strategically important planets. Annihilate invading ground forces, achieve aerial superiority, and use your resources to upgrade your ship to dominate any combat situation, and become the most feared predator of this interstellar conflict! The outcome of the war is in your hands!

Red Siren: Space Defense is a space war game with futuristic robots, tanks, spaceships, war mechs and huge battle machines! Enjoy the amazing visuals, realistic effects, exciting battles, challenging missions… the real robot warfare! Discover marvelous planets, defend the base building, destroy all enemy robots, tanks and mechs! Hunt down the enemy space ships with your massive weapon arsenal. Unlock new levels in four different worlds, try every ship, weapon and upgrade them to be a real robot destroyer! Try to demolish all of your enemies as fast as you can, throw multiple bombs, blast them with your plasma gun, launch your missiles and keep shooting. The strategy is up to you, but no matter what: crush their forces and stop the invasions all over the world!

🚧 Key features:


☆ Spectacular graphics and audio
☆ Tons of varying enemy types
☆ Intuitive starfighter controls
☆ Stimulating, action packed gameplay
☆ Upgrades and new ship types tailored for different play styles
☆ Full retina display support
☆ Leaderboards & achievements

🎮 Gameplay Content:

☆ fight against multiple enemies: tanks, robots, mechs, ships, battle walkers
☆ ranks and achievements 👑
☆ upgradable weapon arsenal 🔧
☆ exciting powerups to aid you in the battle

❗️ Tips:

☆ Try various weapons and upgrade your favorites to the max level
☆ Complete missions to get prizes
☆ Dodge the enemy projectiles and attack them from the back
☆ Don’t be an easy target: keep moving!

Frequently Asked Questions

Is Red Siren: Space Defense worth buying right now?
Wait — $14.99. Wait for upcoming sale in ~3 days for potentially better pricing.
When does Red Siren: Space Defense go on sale?
Wait for upcoming sale in ~3 days for potentially better pricing.
Is Red Siren: Space Defense free to play?
Red Siren: Space Defense costs $14.99 on Steam.
What genre is Red Siren: Space Defense?
Red Siren: Space Defense is a Action, Adventure, Casual game.
Who developed Red Siren: Space Defense?
Red Siren: Space Defense was developed by ISTOM Games and published by ISTOM Games.
What platforms does Red Siren: Space Defense support?
Available on Steam for Windows.