Cosmic Dust & Rust: Steam price vs key
Cosmic Dust & Rust has a regular Steam price of €2.09 and costs €3.00 as a key at BuyCheapKeys (October 4, 2026). Turn on the price alert and we'll tell you when it drops.
- 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 Cosmic Dust & Rust now? Wait for a drop
Turn on the price alert and we'll let you know as soon as the key gets cheaper.
Price score: 0/10 · The key does not beat 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 Cosmic Dust & Rust keys
1 offer, sorted by price
- €3.00Buy
Cosmic Dust & Rust
CheapestSteam keyGlobal
Cosmic Dust & Rust price history
- Steam regular price€2.09
- BuyCheapKeys key€3.00
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 Cosmic Dust & Rust key
- 1
Buy the key
Choose the Cosmic Dust & Rust 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.
Cosmic Dust & Rust FAQ
›How much is Cosmic Dust & Rust on Steam?
The regular Steam price of Cosmic Dust & Rust is €2.09. At BuyCheapKeys the Steam key costs €3.00.
›Where to buy Cosmic Dust & Rust cheapest?
We track the BuyCheapKeys key price (€3.00) every day. Turn on the alert to know when it drops.
›Is the Cosmic Dust & Rust key the same game as on Steam?
Yes. When you redeem the key, Cosmic Dust & Rust 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 Cosmic Dust & Rust at BuyCheapKeys?
The lowest recorded price for the key at BuyCheapKeys is €3.00 (October 4, 2026). Today it costs €3.00.
›Will the Cosmic Dust & Rust 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 Cosmic Dust & Rust worth it?
It has 58% positive reviews out of 217 on Steam (“Mixed”), was released in 2016 and is developed by 16bit Nights. Genres: Casual, Strategy, Tower Defense, Indie.
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Cosmic Dust & Rust
€3.00