Oxygen — cheap CD keys, compare prices
Is it worth buying?
- Reviews are mixed. (Steam 72%)
- The price is above its low (was €0.80), but within a reasonable range. Notify me on a drop →
Estimate based on public reviews (Metacritic/Steam) and price history — the final call is yours.
About the game
Oxygen is a post-apocalyptic city-builder centred on keeping an Oxygen Center operational while your community struggles to survive. Players must manage resources and plan expansion carefully, all while contending with environmental threats such as droughts, deadly winds, frosts and crack explosions that can devastate the settlement.
Did you know?
Oxygen was released under a dual-publisher arrangement, with both GrabTheGames and UpgradePoint handling distribution for the title.
Best price today
€0.86
all-time low: official €2.95 · keyshop €0.80 (+7%)
On Steam: €2.95 — you save 71% here
The cheapest Oxygen key right now costs €0.86 at Driffle — the best of 14 compared offers. The lowest price we have recorded for this game: €0.80. The cheapest official store price is €2.95 at Steam.
The average low over the past 5 months was €4.13.
↳ chosen by the region label on the key — not a guarantee
Prices as of
GameSeal Marketplace
Steam Official store
Kinguin Marketplace
Driffle Marketplace
GameSeal Marketplace
Gamivo Marketplace
G2A Marketplace
Fanatical Official store
No offers match these filters — try widening them.
Listed seller price shown — payment fees may vary by method.
Oxygen prices by store 9
| Store | Type | Price |
|---|---|---|
| Driffle | Marketplace | €0.86 |
| Kinguin | Marketplace | €1.89 |
| GameSeal | Marketplace | €1.92 |
| Gamivo | Marketplace | €2.79 |
| Steam | Official store | €2.95 |
| G2A | Marketplace | €3.17 |
| Loaded | Marketplace | €3.39 |
| Instant Gaming | Marketplace | €4.09 |
| Fanatical | Official store | €14.79 |
Lowest — official stores
€2.95
Jul 2026
Lowest — keyshops
€0.80
Sept 2026
Price history
last 89 daysMonthly price lows
| Month | Lowest official | Lowest keyshop |
|---|---|---|
| Oct 2026 | €2.95 | €0.86 |
| Sept 2026 | €2.95 | €0.80 |
| Aug 2026 | €14.79 | €2.07 |
| Jul 2026 | €2.95 | €2.14 |
| Jun 2026 | €14.79 | — |
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: Driffle, Kinguin, GameSeal, Gamivo, Steam, G2A, Loaded, Instant Gaming, Fanatical
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Confirm in our Telegram bot — no account, no spam.
All-time low so far: €0.80
System requirements
| Minimum | Recommended | |
|---|---|---|
| OS | Windows 7 64-bit | Windows 8 64-bit | Windows 10 64-bit | Windows 7 64-bit | Windows 8 64-bit | Windows 10 64-bit |
| Processor | Intel Core i3-6100T | AMD FX-6100 | Intel Core i5-4460 | AMD FX-6350 |
| Memory | 4 GB RAM | 8 GB RAM |
| Graphics | NVIDIA GeForce GTX 650 | AMD Radeon R7-250X | NVIDIA GeForce GTX 750 | AMD Radeon R7-265X |
| Storage | 600 MB available space | 600 MB available space |
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About this game — FAQ
Can Oxygen be played single-player?
Yes, Oxygen is a single-player game.
What languages does Oxygen support?
Oxygen is available in: English, French, Italian, German, Spanish - Spain, Japanese, Korean, Polish and 10 more.
Does Oxygen use Steam Cloud saves?
Yes, Oxygen uses Steam Cloud, so your saves sync across devices.
FAQ
Where is the cheapest place to buy a Oxygen key?
The cheapest Oxygen key is currently sold by Driffle for €0.86. That is the best of 14 offers we compare; prices are refreshed regularly. The lowest price we have ever recorded for this game: €0.80.
How much does Oxygen cost?
Oxygen currently costs from €0.86 — the cheapest offer across the stores we track. For comparison, the game costs €2.95 on Steam, so buying a key saves you about 71%.
Is Driffle an official store or a keyshop?
Driffle is a keyshop (marketplace) where independent sellers list keys, so prices are often lower than in official stores. Every offer on ulov.gg is clearly labeled with its store type.
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.