DON'T OPEN — cheap CD keys, compare prices
Is it worth buying?
- Reviews are mixed. (Steam 74%)
- The price is above its low (was €0.40), 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
DON'T OPEN is a PSX-style horror title that shows an ordinary work routine unraveling into dread. It follows a work shift inside a taco eatery, where a quiet stairwell and relentless knocking on a door become an escalating, inescapable threat. The story draws on real events. It's developed by REVO Team's and published by STuNT, releasing in 2026.
Best price today
€0.49
all-time low: official €0.49 · keyshop €0.40 (+22%)
The cheapest DON'T OPEN key right now costs €0.49 at Steam. The lowest price we have recorded for this game: €0.40.
The average low over the past 4 months was €0.42.
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
€0.49
Jul 2026
Lowest — keyshops
€0.40
Jul 2026
Price history
last 89 daysMonthly price lows
| Month | Lowest official | Lowest keyshop |
|---|---|---|
| Oct 2026 | €0.49 | — |
| Sept 2026 | €0.99 | €0.40 |
| Aug 2026 | €0.49 | €0.40 |
| Jul 2026 | €0.49 | €0.40 |
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: €0.40
System requirements
| Minimum | |
|---|---|
| OS | 64-bit Windows 10 |
| Processor | Intel Core i5-3570K or AMD FX-8310 |
| Memory | 8 GB RAM |
| Graphics | GeForce GTX 670 / GeForce GTX 1050 / AMD Radeon HD 7870 |
| DirectX | Version 10 |
| Storage | 200 MB available space |
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About this game — FAQ
Can DON'T OPEN be played single-player?
Yes, DON'T OPEN is a single-player game.
What languages does DON'T OPEN support?
DON'T OPEN is available in: English, Russian.
FAQ
Where is the cheapest place to buy a DON'T OPEN key?
The cheapest DON'T OPEN key is currently sold by Steam for €0.49. The lowest price we have ever recorded for this game: €0.40.
How much does DON'T OPEN cost?
DON'T OPEN currently costs from €0.49 — 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.