Happy Room — cheap CD keys, compare prices
Is it worth buying?
- Reviews are excellent. (Steam 91%)
- 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 physics-based sandbox where you set up weapons and traps to inflict as much damage as possible on a durable human clone in a laboratory. Experimenting with combinations and unlocking new gear forms the core loop.
Did you know?
Happy Room is a physics-based sandbox where you set up weapons and traps to inflict maximum damage on a durable human clone, unlocking new gear through experimentation.
Best price today
€2.49
all-time low: official €2.49 near low
The cheapest Happy Room key right now costs €2.49 at Steam. The lowest price we have recorded for this game: €2.49.
The average low over the past 5 months was €3.99.
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
€2.49
Aug 2026
Price history
last 89 daysMonthly price lows
| Month | Lowest official | Lowest keyshop |
|---|---|---|
| Oct 2026 | €2.49 | — |
| Sept 2026 | €4.99 | — |
| Aug 2026 | €2.49 | — |
| Jul 2026 | €4.99 | — |
| 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: €2.49
System requirements
| Minimum | Recommended | |
|---|---|---|
| OS | Windows 7 | Windows 7 |
| Processor | Intel Core 2 Duo E4500 @ 2.2GHz or AMD Athlon 64 X2 5600+ @ 2.8 GHz | Intel Core i5 2300 or AMD FX6120 |
| Memory | 4 GB RAM | — |
| Graphics | GeForce 240 GT or Radeon HD 6570 – 1024 MB (1 gig) | GeForce GTX 550 Ti or Radeon HD 6770 |
| Storage | 400 MB available space | 400 MB available space |
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About this game — FAQ
Can Happy Room be played single-player?
Yes, Happy Room is a single-player game.
What languages does Happy Room support?
Happy Room is available in: English, Russian, Ukrainian, French, German, Spanish - Spain, Turkish, Italian and 12 more.
Does Happy Room use Steam Cloud saves?
Yes, Happy Room uses Steam Cloud, so your saves sync across devices.
FAQ
Where is the cheapest place to buy a Happy Room key?
The cheapest Happy Room key is currently sold by Steam for €2.49. The lowest price we have ever recorded for this game: €2.49.
How much does Happy Room cost?
Happy Room currently costs from €2.49 — 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.