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An open world survival game. You've crash landed on an alien planet. Build, craft, mine resources, fight the alien lifeforms and survive.
Game modes: Single player
Right now the lowest price for Unknown Planet 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 Unknown Planet is $3.99 at Steam on August 21, 2026. The current best price matches that all-time low — historically a good time to buy.
97% of 29 Steam user reviews for Unknown Planet are positive ("Overwhelmingly Positive").
Unknown Planet released on October 19, 2023.
Unknown Planet is available on PC (Microsoft Windows). It supports single player.
The cheapest Unknown Planet price right now is $3.99 at Steam.
| Store | Discount | Price | Buy link |
|---|---|---|---|
 SteamBest priceAll-time low | — | $3.99 | Buy Unknown Planet 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.
