The Binding of Isaac: Steam price vs key
The Binding of Isaac costs €3.12 as a key at BuyCheapKeys, versus a regular price of €4.99 on the Steam Store: you save €1.87 (37% 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 Binding of Isaac now? Great time to buy
The key costs €1.87 less than the regular Steam price and is at its lowest recorded price. With 94% positive reviews, it's a safe buy.
Price score: 6/10 · The key is 37% 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 Binding of Isaac keys
2 offers, sorted by price
The Binding of Isaac price history
- Steam regular price€4.99
- BuyCheapKeys key€3.12
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 Binding of Isaac key
- 1
Buy the key
Choose the The Binding of Isaac 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 Binding of Isaac FAQ
›How much is The Binding of Isaac on Steam?
The regular Steam price of The Binding of Isaac is €4.99. At BuyCheapKeys the Steam key costs €3.12, €1.87 less.
›Where to buy The Binding of Isaac cheapest?
The cheapest option is the BuyCheapKeys Steam key for €3.12, 37% below the regular Steam price. Instant delivery and it activates on Steam.
›Is the The Binding of Isaac key the same game as on Steam?
Yes. When you redeem the key, The Binding of Isaac 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 Binding of Isaac at BuyCheapKeys?
The lowest recorded price for the key at BuyCheapKeys is €3.12 (October 3, 2026). Today it costs €3.12.
›Will the The Binding of Isaac 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 The Binding of Isaac 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 The Binding of Isaac worth it?
It has 94% positive reviews out of 49,247 on Steam (“Very Positive”), was released in 2011 and is developed by Edmund McMillen. Genres: Action Roguelike, Roguelike, Indie, Replay Value.
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The Binding of Isaac
€3.12