ALIEN WAR
Defeat alien fighters with the ultimate surface-to-air weapon KPO9!
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What are keyshops?About ALIEN WAR
The aliens have begun their final attack.
Defeat the aliens by firing the guns of the KPO9, humanity’s strongest surface-to-air weapon.
Intercepting enemies gives you EXP, which you can use to upgrade your weapon.
The fully automatic missile pods that help you attack can also be upgraded.
The future of humanity lies in your hands.
Game details
Game details
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ALIEN WAR price history
Lowest tracked price: €0.79 (Jul 7, 2026) · current best: €3.99.
ALIEN WAR reviews
100% positive reviews all-time.
ALIEN WAR — frequently asked questions
Where can I buy ALIEN WAR at the cheapest price?
Right now the cheapest offer for ALIEN WAR is €3.99 at Steam. KingsPrice compares 1 offers from 1 stores — official stores and keyshops — and refreshes prices throughout the day.
What is the lowest price ALIEN WAR has ever been?
The lowest price KingsPrice has tracked for ALIEN WAR is €0.79 (recorded on Jul 7, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.
How can I get ALIEN WAR at a discount?
Create a free price alert on this page and KingsPrice will email you when ALIEN WAR drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
System requirements
Minimum
- OS *: Windows 7 and later OS
- Processor: 1.2 GHz
- Memory: 2 GB RAM
- Graphics: NVidia-GTX960
- Storage: 100 MB available space
Recommended
- OS *: Windows 7 and later OS
- Processor: 1.2 GHz
- Memory: 2 GB RAM
- Graphics: NVidia-GTX960
- Storage: 100 MB available space
