Buy Planets Under Attack PC Key

Looking for a cheap Planets Under Attack key? As of 21 Aug 2026 the cheapest key costs A$0.59 at Difmark. We compare 20 offers from 19 stores, spanning A$0.59 to A$20.24. In keyshops the lowest price is A$0.59, in official stores it starts at A$11.57. With this many sellers the gap between the extremes is often several times over, so picking the store matters more here than waiting for a sale. On PC you buy a key that you activate in Steam or another client, and this is the widest market we track, with more than a quarter of games carrying a keyshop offer.

Release: 27 Sept 2012
Metacritic:
tbd 5.6
Steam:
Mixed (313)
Buy in Official Store:
-31%
A$11.57
Buy in Keyshops:
-96%
A$0.59
See price history

Official Stores (6)

DRM:
Steam
Steam
Gamebillet
Planets under Attack
Windows
+3
18h ago
DRM:
Steam
Gamebillet
A$16.83 ~A$11.57
-31%
GamersGate
Planets under Attack
Windows
+3
2d ago
GamersGate
A$17.75 A$12.64
-28%
-10% with XDD10copy
-10% with XDD10copy
JoyBuggy
Planets under Attack
Windows
+3
3d ago
DRM:
Steam
JoyBuggy
A$19.21 ~A$14.63
-23%
Allyouplay
Planets under Attack
Windows
+3
6d ago
DRM:
Steam
Allyouplay
A$17.75 A$16.35
-7%
Steam
Planets Under Attack
Windows
+3
2w ago
DRM:
Steam
Steam
A$17.75
Green Man Gaming
Planets Under Attack
Windows
+3
26w ago
DRM:
Steam
Green Man Gaming
A$17.75

Keyshops (14)

DRM:
Steam
Steam
Difmark
Planets Under Attack (PC)
Windows
+3
4w ago
DRM:
Steam
Difmark
A$17.75 ~A$0.59
-96%
-15% with XDDEALScopy
-15% with XDDEALScopy
Gameseal
Planets Under Attack (PC) Steam Key - GLOBAL
Windows
+3
2d ago
DRM:
Steam
Gameseal
A$17.75 ~A$0.65
-96%
-17% with SEAL17XDDcopy
-17% with SEAL17XDDcopy
G2Play
Planets Under Attack Steam CD Key
Windows
+3
18h ago
DRM:
Steam
G2Play
A$19.36 ~A$0.69
-96%
-8% with XD8DEALScopy
-8% with XD8DEALScopy
Kinguin
Planets Under Attack Steam CD Key
Windows
+3
18h ago
DRM:
Steam
Kinguin
A$19.36 ~A$0.69
-96%
-8% with XD8DEALScopy
-8% with XD8DEALScopy
Planets Under Attack Steam Key GLOBAL
5.0
Windows
+3
19h ago
DRM:
Steam
Eneba
A$19.36 ~A$0.94
-95%
-10% with XDD10copy
-10% with XDD10copy
Driffle
Planets Under Attack (Global) (PC / Mac) - Steam - Digital Key
Windows
+3
2h ago
DRM:
Steam
Driffle
A$5.82 ~A$0.95
-83%
-6% with XDDEALS6copy
-6% with XDDEALS6copy
G2A
Planets Under Attack Steam Key GLOBAL
Windows
+3
1w ago
DRM:
Steam
G2A
A$17.75 A$1.21
-93%
-8% with G2A8XDDcopy
-8% with G2A8XDDcopy

About Planets Under Attack

Planets Under Attack - about the game

Planets Under Attack is a real-time strategy game that places players in command of space fleets tasked with conquering planetary systems. The core loop revolves around capturing planets to generate resources, expanding an armada, and managing simultaneous threats across multiple fronts in a three-dimensional environment where planets move along orbital paths.

Gameplay

Players begin with control of a single planet and must expand by launching attacks on neighboring worlds. Conquered planets provide income that funds new units and upgrades, but each target requires careful evaluation because enemy forces advance on unprotected holdings at the same time. Tactical choices include scouting enemy positions, reinforcing defenses, and timing strikes to avoid overextension. Two distinct races offer different ship designs and playstyles, while fifteen unlockable technologies alter unit capabilities and strategies over the course of a session. The system supports intuitive controls that allow newcomers to issue orders quickly, yet the need to juggle multiple battles demands attention to resource timing and positioning.

Eight planet types introduce variety in defensive layouts and resource output, forcing adaptation to different map conditions. Combat occurs in open space with fleets maneuvering around moving celestial bodies, creating opportunities for ambushes and flanking maneuvers that reward spatial awareness.

Game Modes

The single-player campaign consists of thirty-two levels that introduce new objectives and increase in complexity across three difficulty settings. Early missions focus on basic conquest and defense, while later stages incorporate specialized tasks such as holding positions until reinforcements arrive or exploring uncharted sectors. Experience gained across these levels unlocks technologies that carry over and modify future play.

Multiplayer options support two to four participants through online matches, skirmishes against artificial intelligence, or cooperative team play. Fifteen dedicated maps accommodate these formats, and local same-system play allows up to four players to participate together without network requirements. Additional modes include Elimination, Capture, King of the Hill, and Domination, each emphasizing different win conditions such as total elimination of opponents or control of key locations for set periods.

Visuals and Presentation

The game features cartoon-style graphics with distinct ship silhouettes for each race and animated planetary systems that rotate and orbit in real time. Sound design includes a memorable soundtrack paired with light-hearted effects that reinforce the playful tone without undermining strategic tension. Character portraits and brief narrative elements add personality to the otherwise abstract conquest theme.

Is It Worth Playing?

Planets Under Attack appeals to players seeking a streamlined real-time strategy experience that balances accessibility with meaningful decision-making. The combination of campaign progression, technology unlocks, and varied multiplayer formats provides solid replay value for those who enjoy managing fleets and territory in a compact package. Steam user reviews reflect a mixed reception, with many appreciating the intuitive mechanics and multiplayer options while noting that the simplified systems may feel less deep than full-scale RTS titles. The game remains available for PC and continues to attract participants in local or small-scale online sessions, making it a reasonable choice for strategy fans who prefer focused sessions over lengthy campaigns or large-scale battles. Those who value tactical multitasking and quick matches will find the most satisfaction, particularly when playing with others on the same system or through online lobbies.

Interface:
CzechGermanEnglishSpanish - SpainFrenchItalianPolishRussian
Audio:
GermanEnglish
Subtitles:
CzechGermanEnglishPolishRussian

Age rating

PEGI 3
Metacritic:
tbd 5.6
Steam:
Mixed (313)

Minimum:

  • Processor: 1.5 GHz Single Core CPU
  • Memory: 512 MB RAM
  • Graphics: Graphics card with Shader 3.0 support and 128 MB RAM
  • Storage: 300 MB HD space

Recommended:

  • Processor: Intel Core 2 Duo or AMD Athlon 64x2
  • Memory: 1 GB RAM
  • Graphics: Graphics card with Shader 3.0 support and 256 MB RAM
  • Storage: 300 MB HD space

Minimum:

  • OS: Snow Leopard (10.6.X)
  • Processor: 2 Ghz Intel
  • Memory: 512 MB RAM
  • Graphics: Open GL 2.1 / Shader Model 3 capable graphics card with 256 MB video RAM
  • Storage: 600 MB HD space

Recommended:

  • OS: Lion (10.7.X)
  • Processor: Core 2 Duo 2GHz
  • Memory: 1 GB RAM
  • Graphics: Open GL 2.1 / Shader Model 3 capable graphics card with 512 MB video RAM
  • Storage: 600 MB HD space
Historical low
Price history from official stores
A$2.09
Gamebillet
4 months ago
Price history from keyshops
A$0.53
Gameseal
3 months ago

FAQ

9 questions

Before you start looking for a cheap Planets Under Attack PC key, check the essentials. PC released date: 27 Sept 2012. Genres: Strategy, Indie. Categories: Multi-player, PvP, Online PvP, Remote Play Together, Family Sharing, Steam Trading Cards, Single-player, Cross-Platform Multiplayer, Remote Play on TV, Steam Achievements, Full controller support, Steam Cloud. Age rating: PEGI 3.

Q

Where to buy a cheap Planets Under Attack Steam key or CD key?

Using our price comparison and verified discount codes, you can buy a Planets Under Attack key for as low as A$0.59. This deal is available at Difmark and is among the cheapest offers on the market. All keys listed on XD.deals are delivered digitally and eligible for instant download after payment. Prices already include processing fees and applied promo codes, so you always see the lowest Planets Under Attack price on PC. Check the Planets Under Attack price history to buy at the best moment.

As of our last update (we refresh Steam pricing multiple times a day), the Planets Under Attack Steam price is A$17.75. You can save an extra ~6% by paying with a discounted Steam gift card.

Our price tracker covers both official retailers and key marketplaces, so you can find Planets Under Attack on sale even outside seasonal promotions. We currently detect 20 active offers from official stores and keyshops. Check the table above, compare against the historical low, and set an alert so you never miss the next price drop.

Yes, Planets Under Attack is available on GeForce NOW. You can stream the game on PCs, Macs, Chromebooks and mobile devices through NVIDIA's cloud gaming service - no high-end hardware required.

On days when both store types carried the game, the keyshop was cheaper by a median of 93%. We have recorded offers from 19 stores in total, and from 4 in the most recent reading. The spread between offers was wide: from A$0.53 to A$25.58. Half of all readings fell between A$0.60 and A$2.21.

Yes. Planets Under Attack has an official page on the Steam Store. You can also buy a Planets Under Attack Steam key from third-party sellers. Our price comparison currently includes 18 offers with Steam DRM. Pick one to ensure your Planets Under Attack download happens on Valve's platform.

Yes, with minor tweaks. Planets Under Attack is Steam Deck Playable - it works after small adjustments like selecting a Proton version or using the touchscreen for tiny launcher text. You can play Planets Under Attack on Steam Deck.

According to our data Planets Under Attack is not currently available on PC Game Pass, EA Play or Ubisoft+. We are still filling in the catalogues of these services, so it is worth confirming the status at the source before you decide. If you are buying, XD.deals will help you find the lowest price.

No - XD.deals is not a store. We are a price-comparison service that tracks the best Planets Under Attack deals across official stores and verified keyshops. Click "Go to Store" next to any offer and you will be redirected to the retailer's website to complete your purchase.

Best prices for Planets Under Attack

1 Difmark Difmark Keyshop
-96% A$0.59
2 Gameseal Gameseal Keyshop
-96% A$0.65
3 G2Play G2Play Keyshop
-96% A$0.69
4 Kinguin Kinguin Keyshop
-96% A$0.69
5 Eneba Eneba Keyshop
-95% A$0.94

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