Bunker Constructor Simulator — 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
In this simulation, you play a bunker builder who takes on jobs commissioned by the state and everyday locals, laying out subterranean rooms and kitting them out with furniture. The long-term goal is to grow the business enough to eventually afford a home of your own and put up a fully secure underground bunker. The title is currently in early access, developed and published by Terno Games in 2025.
Best price today
€0.72
all-time low: official €14.79 · keyshop €0.72 near low
On Steam: €14.79 — you save 95% here
The cheapest Bunker Constructor Simulator key right now costs €0.72 at Kinguin — the best of 2 compared offers. The lowest price we have recorded for this game: €0.72. The cheapest official store price is €14.79 at Steam.
The average low over the past 4 months was €0.87.
Prices as of
Steam Official store
No offers match these filters — try widening them.
Listed seller price shown — payment fees may vary by method.
Bunker Constructor Simulator prices by store 2
| Store | Type | Price |
|---|---|---|
| Kinguin | Marketplace | €0.72 |
| Steam | Official store | €14.79 |
Lowest — official stores
€14.79
Jul 2026
Lowest — keyshops
€0.72
Sept 2026
Price history
last 89 daysMonthly price lows
| Month | Lowest official | Lowest keyshop |
|---|---|---|
| Oct 2026 | €14.79 | €0.72 |
| Sept 2026 | €14.79 | €0.72 |
| Aug 2026 | €14.79 | €0.77 |
| Jul 2026 | €14.79 | €1.28 |
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: Kinguin, Steam
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All-time low so far: €0.72
System requirements
| Minimum | |
|---|---|
| OS | Window 10 |
| Processor | Intel Core i5-2400 / AMD FX-6300 |
| Memory | 8 GB RAM |
| Graphics | GeForce GTX 660 / AMD R9 280X |
| DirectX | Version 11 |
| Storage | 2 GB available space |
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About this game — FAQ
Can Bunker Constructor Simulator be played single-player?
Yes, Bunker Constructor Simulator is a single-player game.
What languages does Bunker Constructor Simulator support?
Bunker Constructor Simulator is available in: English, French, Italian, German, Simplified Chinese, Polish, Portuguese - Brazil, Russian and 2 more.
FAQ
Where is the cheapest place to buy a Bunker Constructor Simulator key?
The cheapest Bunker Constructor Simulator key is currently sold by Kinguin for €0.72. That is the best of 2 offers we compare; prices are refreshed regularly. The lowest price we have ever recorded for this game: €0.72.
How much does Bunker Constructor Simulator cost?
Bunker Constructor Simulator currently costs from €0.72 — the cheapest offer across the stores we track. For comparison, the game costs €14.79 on Steam, so buying a key saves you about 95%.
Is Kinguin an official store or a keyshop?
Kinguin 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.