Commander Keen — cheap CD keys, compare prices
Is it worth buying?
- Reviews are excellent. (Steam 93%)
- 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
A classic early-1990s side-scrolling platform adventure following Commander Keen's first outing across the three episodes of the Invasion of the Vorticons trilogy. A showcase of id Software's early technology.
Did you know?
Commander Keen, first released in late 1990, marked id Software's breakthrough in smooth side-scrolling on the PC.
Best price today
€1.99
all-time low: official €1.99 near low
The cheapest Commander Keen key right now costs €1.99 at Steam. The lowest price we have recorded for this game: €1.99.
The average low over the past 5 months was €3.19.
Prices as of
Steam best price Official store
No offers match these filters — try widening them.
Listed seller price shown — payment fees may vary by method.
Lowest — official stores
€1.99
Jul 2026
Price history
last 89 daysMonthly price lows
| Month | Lowest official | Lowest keyshop |
|---|---|---|
| Oct 2026 | €1.99 | — |
| Sept 2026 | €4.99 | — |
| Aug 2026 | €1.99 | — |
| Jul 2026 | €1.99 | — |
| Jun 2026 | €4.99 | — |
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
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All-time low so far: €1.99
Similar games
Video reviews
10:13 LGR - Commander Keen Dreams - DOS PC Game Review
LGR
9:49 The History of ID SOFTWARE: Commander Keen (1987 - 1991) - RagnarRox
RagnarRox
6:17 TRG Retro Reviews - Commander Keen In Goodbye Galaxy! (MS-DOS)
ThatRatGuy
Reviews are made and published by independent YouTube channels; they load only on click.
About this game — FAQ
Can Commander Keen be played single-player?
Yes, Commander Keen is a single-player game.
What languages does Commander Keen support?
Commander Keen is available in: English.
Does Commander Keen use Steam Cloud saves?
Yes, Commander Keen uses Steam Cloud, so your saves sync across devices.
FAQ
Where is the cheapest place to buy a Commander Keen key?
The cheapest Commander Keen key is currently sold by Steam for €1.99. The lowest price we have ever recorded for this game: €1.99.
How much does Commander Keen cost?
Commander Keen currently costs from €1.99 — 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.