This World Unknown — cheap CD keys, compare prices
Is it worth buying?
Reviews are mixed (Steam 74%) · The price is well above its low (was €0.30) — worth waiting for a drop or setting an alert Notify me on a drop
About the game
This World Unknown is a visual novel set in a medieval fantasy world, built around an otome-style romance. The protagonist Rhea works as a nurse in a village hospital and leads a quiet life until one of her patients falls ill with a mysterious disease. Players follow Rhea through encounters with a diverse cast of characters as the romantic storyline unfolds. The game was developed and published by ebi-hime in 2016.
Best price today
€0.73
· · check “Region” on the seller’s page
Kinguin · Marketplace · Steam
Global key · check “Region” on the seller’s page
You pay at Kinguin · the seller sends the key · same price as on their site
Notify me when it drops below €0.66
- On Steam
- €7.99−91 % here
- all-time low
- €0.3029 Sept
- Official now
- €7.99Fanatical
- Average low, 4 mo.
- €0.52
The cheapest This World Unknown key right now costs €0.73 at Kinguin — the best of 4 compared offers. The cheapest official store price is €7.99 at Fanatical. (Prices as of )
Offers 4 · PC · from €0.73
Prices as of
No offers match these filters — try widening them.
Listed seller price shown — payment fees may vary by method.
This World Unknown prices by store 4
| Store | Type | Price |
|---|---|---|
| Kinguin | Marketplace | €0.73 |
| K4G | Marketplace | €1.72 |
| Fanatical | Official store | €7.99 |
| Steam | Official store | €7.99 |
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Lowest official since we started tracking (Aug 2026)
€2.39
Oct 2026
Lowest — keyshops
€0.30
Sept 2026
Monthly price lows
| Month | Lowest official | Lowest keyshop |
|---|---|---|
| Oct 2026 | €2.39 | €0.33 |
| Sept 2026 | €7.99 | €0.30 |
| Aug 2026 | €7.99 | €0.59 |
| Jul 2026 | €2.39 | €0.87 |
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, K4G, Fanatical, Steam
System requirements
| Minimum | |
|---|---|
| OS | Microsoft Windows XP/Vista/7/8 (32 bit or 64 bit) |
| Processor | 1.2 GHz Pentium 4 |
| Memory | 1 GB RAM |
| Graphics | 1280 x 720 |
| DirectX | Version 9.0c |
| Storage | 600 MB available space |
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About this game — FAQ
Can This World Unknown be played single-player?
Yes, This World Unknown is a single-player game.
What languages does This World Unknown support?
This World Unknown is available in: English.
FAQ
Where is the cheapest place to buy a This World Unknown key?
The cheapest This World Unknown key is currently sold by Kinguin for €0.73. That is the best of 4 offers we compare; prices are refreshed regularly. The lowest price we have ever recorded for this game: €0.30.
How much does This World Unknown cost?
This World Unknown currently costs from €0.73 — the cheapest offer across the stores we track. For comparison, the game costs €7.99 on Steam, so buying a key saves you about 91%.
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.