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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.
Price history tracked since Jul 7, 2026 · vs all tracked offers.
Based solely on tracked price history — not purchase advice.
Tracked since Jul 7, 2026.
Right now the cheapest offer for Planetary Defense Force is CA$7.79 at Steam. KingsPrice compares 1 offers from 1 stores — official stores and keyshops — and refreshes prices throughout the day.
The lowest price KingsPrice has tracked for Planetary Defense Force is CA$1.16 (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.
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.
