STUMPER: Steam price vs key
STUMPER costs €12.10 as a key at BuyCheapKeys, versus a regular price of €12.49 on the Steam Store: you save €0.39 (3% 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 STUMPER now? Cheaper than Steam
The key costs €0.39 less than the regular Steam price and is at its lowest recorded price.
Price score: 1/10 · The key is 3% 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 STUMPER keys
1 offer, sorted by price
- €12.10Buy
STUMPER
CheapestSteam keyGlobal-€0.39 compared with Steam
STUMPER price history
- Steam€12.49
- BuyCheapKeys key€12.10
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 STUMPER key
- 1
Buy the key
Choose the STUMPER 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.
STUMPER FAQ
›How much is STUMPER on Steam?
The regular Steam price of STUMPER is €12.49. At BuyCheapKeys the Steam key costs €12.10, €0.39 less.
›Where to buy STUMPER cheapest?
The cheapest option is the BuyCheapKeys Steam key for €12.10, 3% below the regular Steam price. Instant delivery and it activates on Steam.
›Is the STUMPER key the same game as on Steam?
Yes. When you redeem the key, STUMPER 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 STUMPER at BuyCheapKeys?
The lowest recorded price for the key at BuyCheapKeys is €12.10 (October 3, 2026). Today it costs €12.10.
›Will the STUMPER 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 STUMPER worth it?
It has 83% positive reviews out of 12 on Steam (“Positive”), was released in 2019 and is developed by THIRTEENTH FLOOR. Genres: Indie, Casual, Action, Early Access.
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STUMPER
€12.10