Buy Alien Hallway PC Key

Looking for a cheap Alien Hallway key? As of 16 Aug 2026 the cheapest key costs $0.21 at G2Play. We compare 11 offers from 11 stores, spanning $0.21 to $4.99. In keyshops the lowest price is $0.21, in official stores it starts at $4.49. 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: 19 Aug 2011
Metacritic:
tbd 6.2
Steam:
Mostly Positive (119)
Buy in Official Store:
-10%
$4.49
Buy in Keyshops:
-96%
$0.21
See price history

Official Stores (2)

DRM:
Steam
Steam
GamersGate
Alien Hallway
Windows
3w ago
DRM:
Steam
GamersGate
$4.99 $4.49
-10%
-10% with XDD10copy
-10% with XDD10copy
Steam
Alien Hallway
Windows
3w ago
DRM:
Steam
Steam
$4.99

Keyshops (9)

DRM:
Steam
Steam
G2Play
Alien Hallway Steam CD Key
Windows
2d ago
DRM:
Steam
G2Play
$5.98 ~$0.21
-96%
-8% with XD8DEALScopy
-8% with XD8DEALScopy
Kinguin
Alien Hallway Steam CD Key
Windows
2d ago
DRM:
Steam
Kinguin
$5.98 ~$0.21
-96%
-8% with XD8DEALScopy
-8% with XD8DEALScopy
Gameseal
Alien Hallway (PC) Steam Key - GLOBAL
Windows
1w ago
DRM:
Steam
Gameseal
$4.99 ~$0.25
-94%
-17% with SEAL17XDDcopy
-17% with SEAL17XDDcopy
Driffle
Alien Hallway (Global) (PC) - Steam - Digital Key
Windows
1w ago
DRM:
Steam
Driffle
$0.46 ~$0.43
-6%
-6% with XDDEALS6copy
-6% with XDDEALS6copy
Alien Hallway Steam Key GLOBAL
5.0
Windows
2d ago
DRM:
Steam
Eneba
$6.00 ~$0.47
-92%
-10% with XDD10copy
-10% with XDD10copy
G2A
Alien Hallway Steam Key GLOBAL
Windows
1d ago
DRM:
Steam
G2A
$4.99 $1.06
-78%
-8% with G2A8XDDcopy
-8% with G2A8XDDcopy
Difmark
Alien Hallway (PC)
Windows
2w ago
DRM:
Steam
Difmark
$4.99 ~$1.57
-68%
-15% with XDDEALScopy
-15% with XDDEALScopy

About Alien Hallway

Alien Hallway - about the game

Alien Hallway is an action strategy game developed by Sigma Team for the PC. Players take command of human forces defending against waves of aliens in confined battlefield settings. The title blends shooting elements with strategic unit management and base upgrades in a single-player experience focused on mouse-driven commands.

Gameplay

Core play revolves around directing troops and defenses across three-dimensional battlefields filled with advancing enemies. A simple mouse interface handles all actions, allowing players to select attack positions, deploy weapons, and issue orders without complex key bindings. Sideways mouse movement shifts the view along the battlefield while the scroll wheel adjusts zoom levels for better oversight of distant threats.

Combat mixes direct firepower with support options such as grenades and airstrikes. Turrets and energy cells form part of the defensive setup, and players must balance immediate survival against long-term resource gains. Gold collected from defeated aliens funds purchases and improvements, while decisions about soldier safety directly affect bonuses earned at the end of each engagement.

Performance on each stage receives a star rating from one to five, with higher scores granting extra gold for future upgrades. The game features constantly shifting environments and lighting effects paired with rhythmic audio that underscores the ongoing confrontations.

Game Modes

The experience centers on a single-player campaign that unfolds across multiple missions set on unknown planets. Each mission presents a linear progression of enemy waves, requiring players to adapt tactics as alien types evolve from early larval forms to fully developed adults. No additional modes such as survival challenges or competitive play appear in the verified structure of the title.

Progress through the campaign relies on repeated playthroughs to optimize star ratings and accumulate resources. The structure emphasizes endurance against continuous enemy streams rather than branching narratives or alternate scenarios.

Progression and Upgrades

Upgrades occur through a shop system that affects both the central base and individual units. Available improvements include unlocking additional slots, boosting airstrike capabilities, increasing gold rewards, shortening cooldown timers, strengthening turrets, and expanding energy reserves. These changes carry forward across missions, allowing gradual strengthening of the overall force.

Players encounter a range of classic green-headed alien variants that require different tactical responses. Resource management remains central, as gold serves as the primary currency for both immediate purchases and permanent enhancements.

Is It Worth Playing?

Alien Hallway suits players seeking a straightforward action strategy title with accessible controls and a focus on defensive positioning against alien hordes. Its campaign delivers consistent sessions built around upgrade loops and star-based scoring that reward careful play. The game remains available as a complete single-player package without ongoing seasonal content or multiplayer elements.

Reception highlights its approachable design for casual sessions while noting the repetitive nature of wave defense in a linear format. Those who enjoy mouse-only strategy games with clear progression systems will find the mechanics hold up for short to medium playtimes. The title offers no free trials or additional modes beyond the core campaign.

Interface:
English
Audio:
English
Subtitles:
English

Age rating

Unavailable
Metacritic:
tbd 6.2
Steam:
Mostly Positive (119)

Minimum:

  • Processor: 1.6 GHz
  • Memory: 1GB
  • Graphics: 128 MB DirectX 9.0c compatible or better video card with pixelshader 2.0

Recommended:

  • Processor: 1.6 GHz
  • Memory: 1GB
  • Graphics: 128 MB DirectX 9.0c compatible or better video card with pixelshader 2.0
Historical low
Price history from official stores
$0.99
Steam
1 years ago
Price history from keyshops
$0.10
Gameseal
1 weeks ago

FAQ

9 questions

Before you start looking for a cheap Alien Hallway PC key, check the essentials. Developed by Sigma Team Inc.. Published by Sigma Team Inc.. PC released date: 19 Aug 2011. Genres: Action, Strategy, Indie, Casual. Categories: Family Sharing, Single-player, Steam Achievements.

Q

Where to buy a cheap Alien Hallway Steam key or CD key?

Using our price comparison and verified discount codes, you can buy a Alien Hallway key for as low as $0.21. This deal is available at G2Play 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 Alien Hallway price on PC. Check the Alien Hallway price history to buy at the best moment.

As of our last update (we refresh Steam pricing multiple times a day), the Alien Hallway Steam price is $4.99. 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 Alien Hallway on sale even outside seasonal promotions. We currently detect 11 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.

Based on our data, Alien Hallway is not currently available on GeForce NOW. You will need to run it locally on your PC. Browse games available on GeForce NOW.

The spread between offers was wide: from $0.10 to $4.99. We have recorded offers from 13 stores in total, and from 2 in the most recent reading. The current price sits mid-range against its own history, cheaper on 73% of days with data. No single store dominates on price: the cheapest offer came from 13 stores.

Yes. Alien Hallway has an official page on the Steam Store. You can also buy a Alien Hallway Steam key from third-party sellers. Our price comparison currently includes 11 offers with Steam DRM. Pick one to ensure your Alien Hallway download happens on Valve's platform.

Not at this time. Valve marks Alien Hallway as Unsupported on Steam Deck. Keep an eye on XD.deals - we track Proton updates and community fixes. Browse games that are Steam Deck Verified or Steam Deck Playable.

According to our data Alien Hallway 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 Alien Hallway 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 Alien Hallway

1 G2Play G2Play Keyshop
-96% $0.21
2 Kinguin Kinguin Keyshop
-96% $0.21
3 Gameseal Gameseal Keyshop
-94% $0.25
4 Driffle Driffle Keyshop
-6% $0.43
5 Eneba Eneba Keyshop
-92% $0.47

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