The Book — 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
The Book is a reader app that skips sign-ups, shops and anything else that gets in your way. You import the titles you already have, whether they are EPUB, PDF, TXT, HTML, CBZ or CBR files or folders of images, and browse them as three-dimensional volumes on screen. Pupugames developed and published it in 2026.
Best price today
€1.88
lowest in tracked period: official €1.88 near low
The cheapest The Book key right now costs €1.88 at Steam. The lowest price we have recorded for this game: €1.88.
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
€1.88
Oct 2026
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: €1.88
System requirements
| Minimum | Recommended | |
|---|---|---|
| OS | 64bit versions of Windows 10 | 64bit versions of Windows 11 |
| Processor | 2 Ghz Dual Core | Intel Core i5 or AMD equivalent |
| Memory | 6 GB RAM | 8 GB RAM |
| Graphics | Nvidia GTX 960 or AMD equivalent | Nvidia GTX 1060 or AMD equivalent |
| DirectX | Version 11 | Version 12 |
| Storage | 1 GB available space | 1 GB available space |
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About this game — FAQ
What languages does The Book support?
The Book is available in: English.
FAQ
Where is the cheapest place to buy a The Book key?
The cheapest The Book key is currently sold by Steam for €1.88. The lowest price we have ever recorded for this game: €1.88.
How much does The Book cost?
The Book currently costs from €1.88 — 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.