Corridor 7: Alien Invasion — cheap CD keys, compare prices
Is it worth buying?
- The price is at or near its all-time low — a good time to buy.
Estimate based on public reviews (Metacritic/Steam) and price history — the final call is yours.
About the game
Corridor 7: Alien Invasion is a 1990s sci-fi first-person shooter originally made by Capstone Software. You venture deep into the dark, twisting test chambers of Corridor 7 to fight off a hostile takeover of Earth. This re-release is published by Ziggurat.
Best price today
€2.45
all-time low: official €2.45 · keyshop €7.31 near low
The cheapest Corridor 7: Alien Invasion key right now costs €2.45 at Steam — the best of 3 compared offers. The lowest price we have recorded for this game: €2.45.
The average low over the past 5 months was €3.60.
Prices as of
Steam best price Official store
Gog Official store
No offers match these filters — try widening them.
Listed seller price shown — payment fees may vary by method.
Corridor 7: Alien Invasion prices by store 3
| Store | Type | Price |
|---|---|---|
| Steam | Official store | €2.45 |
| Driffle | Marketplace | €7.14 |
| Gog | Official store | €8.92 |
Lowest — official stores
€2.45
Jul 2026
Lowest — keyshops
€7.14
Oct 2026
Price history
last 89 daysMonthly price lows
| Month | Lowest official | Lowest keyshop |
|---|---|---|
| Oct 2026 | €2.45 | €7.14 |
| Sept 2026 | €8.19 | €8.27 |
| Aug 2026 | €2.45 | — |
| Jul 2026 | €2.45 | — |
| Jun 2026 | €2.45 | — |
Lowest in-stock price per month from our price history; the current month is the low so far.
How to activate your key
- Steam key — open the Steam client → Games → Activate a Product on Steam → enter the key. Stores with this activation: Steam
- GOG key — on GOG.com → Redeem a code (or in GOG Galaxy: Add games & friends → Redeem GOG code). Stores with this activation: Driffle, Gog
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All-time low so far: €2.45
System requirements
| Minimum | |
|---|---|
| OS | Windows 7 or later |
| Processor | Pentium 4 or later |
| Memory | 256 MB RAM |
| Graphics | DirectX 9 graphics device with WDDM 1.0 or higher driver |
| DirectX | Version 9.0c |
| Storage | 355 MB available space |
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About this game — FAQ
Does Corridor 7: Alien Invasion have multiplayer?
Yes, Corridor 7: Alien Invasion has multiplayer.
Can Corridor 7: Alien Invasion be played single-player?
Yes, besides multiplayer modes, Corridor 7: Alien Invasion can also be played solo (single-player).
What languages does Corridor 7: Alien Invasion support?
Corridor 7: Alien Invasion is available in: English.
FAQ
Where is the cheapest place to buy a Corridor 7: Alien Invasion key?
The cheapest Corridor 7: Alien Invasion key is currently sold by Steam for €2.45. That is the best of 3 offers we compare; prices are refreshed regularly. The lowest price we have ever recorded for this game: €2.45.
How much does Corridor 7: Alien Invasion cost?
Corridor 7: Alien Invasion currently costs from €2.45 — the cheapest offer across the stores we track.
Is Steam an official store or a keyshop?
Steam is an official store — keys come directly from the publisher or an authorized distributor.
Are keys from these stores legal?
Buying is legal — keys come from the grey market, so a small deactivation risk exists. So before paying, check the seller's buyer protection.
Which key region should I pick?
Global activates everywhere. Regional keys (Europe, North America, RU-CIS) only work on accounts from that region — use the Region filter to match your account.
What is an activation platform?
The service where the key activates — Steam, GOG, Epic or the publisher's platform. A key for one platform won't work on another, hence the separate filter.
What's the difference between editions?
Standard is the base game; Deluxe usually adds an expansion or bonus content. The edition filter shows exactly that variant, with no mixed prices.