Planetary Defense Force
Jump into the shoes of an interplanetary defender! Grab weapons, build towers, expand ground economics and protect planets from space invasions in this unique mix of twin-stick shooter, tower defense and city builder game.
Offers
What are keyshops?About Planetary Defense Force
Move between the planet and defense sphere during the assault to manage both towers on top and economics back on the planet.
Defend against many types of monsters and huge bosses.
Planetary Defense Force is a beautiful visual experience with a lot of bullets, colors, explosions, lasers and mayhem.
Become the ultimate Defender.
Game details
Game details
Age ratings
Game modes
Languages
Planetary Defense Force price history
Lowest tracked price: €0.88 (Jul 7, 2026) · current best: €5.89.
Planetary Defense Force — frequently asked questions
Where can I buy Planetary Defense Force at the cheapest price?
Right now the cheapest offer for Planetary Defense Force is €5.89 at Steam. KingsPrice compares 1 offers from 1 stores — official stores and keyshops — and refreshes prices throughout the day.
What is the lowest price Planetary Defense Force has ever been?
The lowest price KingsPrice has tracked for Planetary Defense Force is €0.88 (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 Planetary Defense Force at a discount?
Create a free price alert on this page and KingsPrice will email you when Planetary Defense Force 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
- Requires a 64-bit processor and operating system
- OS *: Windows 7 64bit or higher
- Processor: Intel Core i3 or AMD equivalent
- Memory: 4 GB RAM
- Graphics: Dedicated GPU Recommended
- Storage: 700 MB available space
- Additional Notes: Gamepad Recommended
Recommended
- Requires a 64-bit processor and operating system
- OS *: Windows 7 64bit or higher
- Processor: Intel Core i5 or AMD equivalent
- Memory: 8 GB RAM
- Graphics: NVIDIA GTX 950 or AMD Radeon RX Vega 56
- Storage: 700 MB available space
- Additional Notes: Gamepad Recommended
Similar at tracked lows
Games like Planetary Defense Force (8)
62% match
61% match-33%
61% match
61% match
58% match
57% match
55% match-68%
55% match-74%