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Take command of an orbiting defense satellite in this action-packed planetary defense shooter. Blast away at waves of incoming asteroids and crafty aliens before they destroy your planet. Scavenge powerful weapons from vanquished alien ships and turn them against your foes. How long can you survive?
Game modes: Single player
Right now the lowest price for Guardian: Planet Defense we're tracking is $3.99 at Steam. We compare 1 store and prices refresh every few minutes.
The lowest price we've recorded for Guardian: Planet Defense is $3.99 at Steam on August 21, 2026. The current best price matches that all-time low — historically a good time to buy.
Guardian: Planet Defense released on November 30, 2023.
Guardian: Planet Defense is available on PC (Microsoft Windows). It supports single player.
The cheapest Guardian: Planet Defense price right now is $3.99 at Steam.
| Store | Discount | Price | Buy link |
|---|---|---|---|
 SteamBest priceAll-time low | — | $3.99 | Buy Guardian: Planet Defense at Steam |
All-time low: $3.99 at Steam on Aug 21, 2026 — the current best price matches it, a good time to buy.
Prices in USD, refreshed every few minutes. Switch currency on this page for EUR/GBP/BRL and more.
