Ocean Keeper: Dome Survival — cheap CD keys, compare prices
Is it worth buying?
Reviews are solid (Steam 79%) · The price is well above its low (was €2.92) — worth waiting for a drop or setting an alert Notify me on a drop
About the game
Ocean Keeper: Dome Survival is an action roguelike with tower defense elements, where you explore dungeons, mine resources in caves and survive across a huge map. You customize your Mech Spider, upgrade weapons and face dangerous, unforgiving bosses. The title was developed and published by RetroStyle Games in 2025.
Did you know?
An action roguelike with tower-defense elements in which you customize your Mech Spider; it was developed and published by RetroStyle Games in 2025.
Best price today
€9.75
· · check “Region” on the seller’s page
Steam · Official store · Steam
Global key · check “Region” on the seller’s page
You pay Steam directly · same price as on their site
Notify me when it drops below €8.78
- On Steam
- €9.75
- all-time low
- €2.922 Oct
- Average low, 5 mo.
- €6.43
The cheapest Ocean Keeper: Dome Survival key right now costs €9.75 at Steam. (Prices as of )
Offers 1 · PC · from €9.75
Prices as of
No offers match these filters — try widening them.
Listed seller price shown — payment fees may vary by method.
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Lowest official since we started tracking (Jul 2026)
€2.92
Oct 2026
Monthly price lows
| Month | Lowest official | Lowest keyshop |
|---|---|---|
| Oct 2026 | €2.92 | — |
| Sept 2026 | €4.87 | — |
| Aug 2026 | €9.75 | — |
| Jul 2026 | €4.87 | — |
| Jun 2026 | €9.75 | — |
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
System requirements
| Minimum | |
|---|---|
| OS | Windows 7 or later |
| Processor | Intel Core i5 or equvalent |
| Memory | 4 GB RAM |
| Graphics | Nvidia GeForce GTX 1050 or equvalent |
| Storage | 2 GB available space |
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About this game — FAQ
Can Ocean Keeper: Dome Survival be played single-player?
Yes, Ocean Keeper: Dome Survival is a single-player game.
Does Ocean Keeper: Dome Survival support a controller/gamepad?
Yes, Ocean Keeper: Dome Survival has full controller support.
What languages does Ocean Keeper: Dome Survival support?
Ocean Keeper: Dome Survival is available in: English, French, Italian, German, Spanish - Spain, Polish, Ukrainian, Swedish and 6 more.
FAQ
Where is the cheapest place to buy a Ocean Keeper: Dome Survival key?
The cheapest Ocean Keeper: Dome Survival key is currently sold by Steam for €9.75. The lowest price we have ever recorded for this game: €2.92.
How much does Ocean Keeper: Dome Survival cost?
Ocean Keeper: Dome Survival currently costs from €9.75 — 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.