Museum No.9: Steam price vs key
Museum No.9 costs €7.28 as a key at BuyCheapKeys, versus a regular price of €9.75 on the Steam Store: you save €2.47 (25% less). The key activates on your Steam account and it's exactly the same game (prices from October 4, 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 Museum No.9 now? Great time to buy
The key costs €2.47 less than the regular Steam price and is at its lowest recorded price.
Price score: 4/10 · The key is 25% 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 Museum No.9 keys
1 offer, sorted by price
- €7.28Buy
Museum No.9
CheapestSteam keyGlobal-€2.47 compared with the Steam regular price
Museum No.9 price history
- Steam regular price€9.75
- BuyCheapKeys key€7.28
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 Museum No.9 key
- 1
Buy the key
Choose the Museum No.9 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.
Museum No.9 FAQ
›How much is Museum No.9 on Steam?
The regular Steam price of Museum No.9 is €9.75. At BuyCheapKeys the Steam key costs €7.28, €2.47 less.
›Where to buy Museum No.9 cheapest?
The cheapest option is the BuyCheapKeys Steam key for €7.28, 25% below the regular Steam price. Instant delivery and it activates on Steam.
›Is the Museum No.9 key the same game as on Steam?
Yes. When you redeem the key, Museum No.9 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 Museum No.9 at BuyCheapKeys?
The lowest recorded price for the key at BuyCheapKeys is €7.28 (October 4, 2026). Today it costs €7.28.
›Will the Museum No.9 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.
›Does Museum No.9 work on Steam Deck?
Valve rates it “Playable” on Steam Deck. Once the key is activated on Steam you can play it on Steam Deck just like on PC.
›Is Museum No.9 worth it?
It has 76% positive reviews out of 217 on Steam (“Mostly Positive”), was released in 2025 and is developed by YaoYi Technology. Genres: Simulation, Casual, Adventure, RPG.
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Dungeon Journey
Museum No.9
€7.28