Planets Under Attack: Steam price vs key
Planets Under Attack costs €1.98 as a key at BuyCheapKeys, versus a regular price of €11.79 on the Steam Store: you save €9.81 (83% 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 Planets Under Attack now? A steal: buy it now
The key costs €9.81 less than the regular Steam price and is at its lowest recorded price.
Price score: 10/10 · The key is 83% 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 Planets Under Attack keys
1 offer, sorted by price
- €1.98Buy
Planets Under Attack
CheapestSteam keyGlobal-€9.81 compared with the Steam regular price
Planets Under Attack price history
- Steam regular price€11.79
- BuyCheapKeys key€1.98
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 Planets Under Attack key
- 1
Buy the key
Choose the Planets Under Attack 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.
Planets Under Attack FAQ
›How much is Planets Under Attack on Steam?
The regular Steam price of Planets Under Attack is €11.79. At BuyCheapKeys the Steam key costs €1.98, €9.81 less.
›Where to buy Planets Under Attack cheapest?
The cheapest option is the BuyCheapKeys Steam key for €1.98, 83% below the regular Steam price. Instant delivery and it activates on Steam.
›Is the Planets Under Attack key the same game as on Steam?
Yes. When you redeem the key, Planets Under Attack 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 Planets Under Attack at BuyCheapKeys?
The lowest recorded price for the key at BuyCheapKeys is €1.98 (October 4, 2026). Today it costs €1.98.
›Will the Planets Under Attack 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 Planets Under Attack 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 Planets Under Attack worth it?
It has 63% positive reviews out of 319 on Steam (“Mixed”), was released in 2012 and is developed by Targem Games. Genres: Strategy, Indie, Space, Multiplayer.
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Planets Under Attack
€1.98