Killer: Infected One of Us: Steam price vs key
Killer: Infected One of Us costs €1.91 as a key at BuyCheapKeys, versus a regular price of €6.89 on the Steam Store: you save €4.98 (72% less). The key activates on your Steam account and it's exactly the same game (prices from October 3, 2026).
- Instant deliveryKey by email and in your account
- Full guaranteeReplacement or refund
- Secure paymentCard, PayPal, Google Pay, Apple Pay
- Activates on SteamSame game in your library
- Up to 4% cashbackWith the VIP Club
Should I buy Killer: Infected One of Us now? A steal: buy it now
The key costs €4.98 less than the regular Steam price and is at its lowest recorded price.
Price score: 10/10 · The key is 72% below the regular Steam price.
The same game, for less
A Steam key gives you exactly the same as buying on Steam. Only the price changes.
Available Killer: Infected One of Us keys
1 offer, sorted by price
- €1.91Buy
Killer: Infected One of Us
CheapestSteam keyGlobal-€4.98 compared with the Steam regular price
Killer: Infected One of Us price history
- Steam regular price€6.89
- BuyCheapKeys key€1.91
We've been tracking this game since October 3, 2026. The chart will appear once there are a few days of data.
How to activate the Killer: Infected One of Us key
- 1
Buy the key
Choose the Killer: Infected One of Us offer and pay. You get the key instantly.
- 2
Open Steam
Go to “Games” › “Activate a Product on Steam”.
- 3
Redeem and play
Paste the key and the game stays in your library forever.
Killer: Infected One of Us FAQ
›How much is Killer: Infected One of Us on Steam?
The regular Steam price of Killer: Infected One of Us is €6.89. At BuyCheapKeys the Steam key costs €1.91, €4.98 less.
›Where to buy Killer: Infected One of Us cheapest?
The cheapest option is the BuyCheapKeys Steam key for €1.91, 72% below the regular Steam price. Instant delivery and it activates on Steam.
›Is the Killer: Infected One of Us key the same game as on Steam?
Yes. When you redeem the key, Killer: Infected One of Us is added to your Steam account with achievements, cloud saves and updates, just as if you bought it on Steam.
›What is the lowest price for Killer: Infected One of Us at BuyCheapKeys?
The lowest recorded price for the key at BuyCheapKeys is €1.91 (October 3, 2026). Today it costs €1.91.
›Will the Killer: Infected One of Us key work in my country?
We list Global and Europe region keys. Each BuyCheapKeys product page tells you whether it can be activated in your country before you buy.
›Is it safe to buy from BuyCheapKeys?
Yes. Delivery is instant by email and in your account, we accept card, PayPal, Google Pay and Apple Pay, and every purchase is covered by a replacement or refund guarantee.
›Is Killer: Infected One of Us worth it?
It has 51% positive reviews out of 197 on Steam (“Mixed”), was released in 2021 and is developed by DreamTeamGames. Genres: Multiplayer, Space, Social Deduction, 3D.
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Killer: Infected One of Us
€1.91