The Sisters - Party of the Year: Steam price vs key
The Sisters - Party of the Year costs €10.36 as a key at BuyCheapKeys, versus a regular price of €29.99 on the Steam Store: you save €19.63 (65% 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 The Sisters - Party of the Year now? A steal: buy it now
The key costs €19.63 less than the regular Steam price and is at its lowest recorded price.
Price score: 10/10 · The key is 65% 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 The Sisters - Party of the Year keys
1 offer, sorted by price
- €10.36Buy
The Sisters - Party of the Year
CheapestSteam keyGlobal-€19.63 compared with the Steam regular price
The Sisters - Party of the Year price history
- Steam regular price€29.99
- BuyCheapKeys key€10.36
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 The Sisters - Party of the Year key
- 1
Buy the key
Choose the The Sisters - Party of the Year 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.
The Sisters - Party of the Year FAQ
›How much is The Sisters - Party of the Year on Steam?
The regular Steam price of The Sisters - Party of the Year is €29.99. At BuyCheapKeys the Steam key costs €10.36, €19.63 less.
›Where to buy The Sisters - Party of the Year cheapest?
The cheapest option is the BuyCheapKeys Steam key for €10.36, 65% below the regular Steam price. Instant delivery and it activates on Steam.
›Is the The Sisters - Party of the Year key the same game as on Steam?
Yes. When you redeem the key, The Sisters - Party of the Year 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 The Sisters - Party of the Year at BuyCheapKeys?
The lowest recorded price for the key at BuyCheapKeys is €10.36 (October 3, 2026). Today it costs €10.36.
›Will the The Sisters - Party of the Year 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 The Sisters - Party of the Year worth it?
It has 92% positive reviews out of 13 on Steam (“Positive”), was released in 2021 and is developed by Balio Studio. Genres: Action, Comic Book, Singleplayer, Multiplayer.
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The Sisters - Party of the Year
€10.36