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SIDE EFFECTS

StrategyGamblingHorrorDark3D83% positive on Steam
hirohunReleased 21 Nov 2025
3 active offers across 3 stores

All offers (3)

Compare the platform, region and delivery before you buy.

Standard Edition 3 offers · EU & Global

  • Side Effects PC Steam CD KeyActivation key
    SteamGlobal
    Lowest price€2.32+ payment fee
    View deal
  • SIDE EFFECTS PCActivation key
    SteamGlobal
    €2.39
    View deal
  • SIDE EFFECTS Steam Key (PC) GLOBALActivation key
    SteamGlobal
    €2.70+ fee possible
    View deal

Official store Steam · price for Germany

  • Steam store pageDirect purchase
    SteamGermany
    €4.99No fee
    View on Steam

You buy directly from the store. "+ service fee" or "+ payment fee" means the store adds a fee at checkout; you see the final price there before you pay. We may earn a commission when you buy through our links.

Best price over the last 32 days

€6.00€4.00€2.00€0.0011 Oct 202611 Nov 2026
  • Lowest €0.8830 Oct 2026
  • Highest €2.349 Nov 2026
  • Today €2.32

The cheapest EU or Global key per day across all compared stores; the dashed line is the Steam price.

Buy SIDE EFFECTS key: current price comparison

Where is the SIDE EFFECTS key cheapest?

The cheapest SIDE EFFECTS key that activates in the EU currently costs €2.32 at Kinguin. Keyfinder compares 3 offers from 3 shops for this price. That is 54% less than the Steam price of €4.99. Prices are refreshed hourly; region, edition and any checkout fees are shown on each offer.

What was the lowest SIDE EFFECTS key price in the last 32 days?

€0.88 on 30 Oct 2026, for the standard edition that activates in the EU. The highest daily low in that time was €2.34 on 9 Nov 2026; today the cheapest key costs €2.32.

Which SIDE EFFECTS keys activate in the EU?

3 offers are marked EU or Global and activate in Germany and the rest of the EU. Keys for other regions are listed separately. The keys on offer are for Steam.

What a game key is and how to read an offer

How do I activate the SIDE EFFECTS key?

The cheapest key activates on Steam. You redeem it there with the code the shop sends you after you pay.

How to redeem a Steam key

Is it safe to buy a SIDE EFFECTS key from Kinguin?

Before you pay, check three things on the offer: the region (EU or Global for Germany), the edition and any fee added at checkout. Keyfinder shows all three on every offer. Our Kinguin check covers who runs the shop, its fees and its regions.

Is Kinguin legit? Read our check

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About SIDE EFFECTS

A twisted trial of pill roulette for up to 4 players (solo or online). Pick your poison. Use experimental items to shift the odds. And remember: only one of you can survive.

Developer
hirohun
Publisher
Free Lives
Release date
21 Nov 2025
Steam
View on Steam