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Smile Protocol
FPSFirst-PersonShooterActionSurvival76% positive on Steam
OxygenStudioReleased 8 Sept 2026
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All offers (1)
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Standard Edition 1 offer · EU & Global
Lowest priceSmile Protocol PC Steam CD KeyActivation keySteamGlobal€2.01Payment fee added at checkoutView deal
Official store Steam · price for Germany
- SteamSteam store pageDirect purchaseSteamGermany€5.52Official store, no marketplace feeView on Steam
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Inside the game
Trailer & screenshotsSee what awaits.
Price comparison
Buy Smile Protocol key: current price comparison
The cheapest Smile Protocol key that activates in the EU currently costs €2.01 at Kinguin. Keyfinder compares 1 offer from 1 shop for this price. That is 64% less than the Steam price of €5.52. Prices are refreshed hourly; region, edition and any checkout fees are shown on each offer.
The details
About Smile Protocol
Survive intense combat, earn rewards, open cases, unlock rare skins, and customize your arsenal in this high-pressure survival FPS where every run matters.
- Developer
- OxygenStudio
- Publisher
- OxygenStudio
- Release date
- 8 Sept 2026
- Steam
- View on Steam