Exotic Matter: Steam price vs key
Exotic Matter costs €4.55 as a key at BuyCheapKeys, versus a regular price of €19.99 on the Steam Store: you save €15.44 (77% 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 Exotic Matter now? A steal: buy it now
The key costs €15.44 less than the regular Steam price and is at its lowest recorded price.
Price score: 10/10 · The key is 77% 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 Exotic Matter keys
1 offer, sorted by price
- €4.55Buy
Exotic Matter
CheapestSteam keyGlobal-€15.44 compared with Steam
Exotic Matter price history
- Steam€19.99
- BuyCheapKeys key€4.55
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 Exotic Matter key
- 1
Buy the key
Choose the Exotic Matter 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.
Exotic Matter FAQ
›How much is Exotic Matter on Steam?
The regular Steam price of Exotic Matter is €19.99. At BuyCheapKeys the Steam key costs €4.55, €15.44 less.
›Where to buy Exotic Matter cheapest?
The cheapest option is the BuyCheapKeys Steam key for €4.55, 77% below the regular Steam price. Instant delivery and it activates on Steam.
›Is the Exotic Matter key the same game as on Steam?
Yes. When you redeem the key, Exotic Matter 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 Exotic Matter at BuyCheapKeys?
The lowest recorded price for the key at BuyCheapKeys is €4.55 (October 4, 2026). Today it costs €4.55.
›Will the Exotic Matter 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 Exotic Matter worth it?
It has 53% positive reviews out of 13 on Steam (“Mixed”), was released in 2018 and is developed by MobiusCode. Genres: Open World Survival Craft, Adventure, Indie, Early Access.
Games like Exotic Matter, cheaper as a key
-53% vs Steam RRPThe Warhorn
-57% vs Steam RRPDon't Starve
-84% vs Steam RRPEdge of Space
-72% vs Steam RRPVR Dungeon Knight
-78% vs Steam RRPBeyond Contact
New kind of adventure
Exotic Matter
€4.55