Hidden Series 2 — 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
Hidden Series 2 is a casual hidden-object game offering over 30 challenging levels of carefully crafted puzzles. It combines fun and relaxation with endless searching for details. The game was developed and published by Nivnan.
Best price today
€1.99
all-time low: official €1.99 near low
The cheapest Hidden Series 2 key right now costs €1.99 at Steam. The lowest price we have recorded for this game: €1.99.
The average low over the past 5 months was €1.99.
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
€1.99
Jul 2026
Price history
last 89 daysMonthly price lows
| Month | Lowest official | Lowest keyshop |
|---|---|---|
| Oct 2026 | €1.99 | — |
| Sept 2026 | €1.99 | — |
| Aug 2026 | €1.99 | — |
| Jul 2026 | €1.99 | — |
| Jun 2026 | €1.99 | — |
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: €1.99
System requirements
| Minimum | Recommended | |
|---|---|---|
| OS | Windows 10/11 | Windows 10/11 |
| Processor | Core i3 | Core i5 |
| Memory | 4 GB RAM | 8 GB RAM |
| Graphics | NVIDIA GeForce 450 or higher with 1GB Memory | NVIDIA GeForce 450 or higher with 2GB Memory |
| DirectX | Version 9.0 | Version 9.0 |
| Storage | 2 GB available space | 3 GB available space |
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About this game — FAQ
Can Hidden Series 2 be played single-player?
Yes, Hidden Series 2 is a single-player game.
What languages does Hidden Series 2 support?
Hidden Series 2 is available in: English.
FAQ
Where is the cheapest place to buy a Hidden Series 2 key?
The cheapest Hidden Series 2 key is currently sold by Steam for €1.99. The lowest price we have ever recorded for this game: €1.99.
How much does Hidden Series 2 cost?
Hidden Series 2 currently costs from €1.99 — 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.