One Line Wonder — cheap CD keys, compare prices
Is it worth buying?
The price is at or near the lowest we've tracked — a good time to buy
Buy · Steam €3.73
About the game
One Line Wonder is a one-stroke drawing puzzle that puts new spins on well-known rules. You figure out a path of your own across tangled trails and get to savor the moment when everything snaps into order. Shiny Whale Games developed and published it, and it launched in 2026.
Best price today
€3.73
· · check “Region” on the seller’s page
Steam · Official store · Steam
Global key · check “Region” on the seller’s page
You pay Steam directly · same price as on their site
Notify me when it drops below €3.36
- On Steam
- €3.73
- lowest in tracked period
- €3.736 Nov
The cheapest One Line Wonder key right now costs €3.73 at Steam. (Prices as of )
Offers 1 · PC · from €3.73
Prices as of
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Listed seller price shown — payment fees may vary by method.
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Lowest official since we started tracking (Nov 2026)
€3.73
Nov 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
System requirements
| Minimum | |
|---|---|
| OS | Windows 10 64-bit |
| Processor | Intel Core i3 or equivalent |
| Memory | 4 GB RAM |
| Graphics | DirectX 10 compatible graphics card |
| DirectX | Version 10 |
| Storage | 500 MB available space |
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About this game — FAQ
Can One Line Wonder be played single-player?
Yes, One Line Wonder is a single-player game.
What languages does One Line Wonder support?
One Line Wonder is available in: English, Simplified Chinese, German, Japanese, Korean, French, Portuguese - Brazil, Spanish - Latin America and 1 more.
Does One Line Wonder use Steam Cloud saves?
Yes, One Line Wonder uses Steam Cloud, so your saves sync across devices.
FAQ
Where is the cheapest place to buy a One Line Wonder key?
The cheapest One Line Wonder key is currently sold by Steam for €3.73. The lowest price we have ever recorded for this game: €3.73.
How much does One Line Wonder cost?
One Line Wonder currently costs from €3.73 — 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.