Onsen Master — 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
Onsen Master is a hot spring management simulation where players prepare ingredients tailored to each guest's particular ailment, set on the fictional island of Izajima. Waking Oni Games developed the game, with Whitethorn Games publishing it in 2022.
Best price today
€0.74
all-time low: official €1.62 · keyshop €0.74 near low
On Steam: €3.74 — you save 80% here
The cheapest Onsen Master key right now costs €0.74 at Kinguin — the best of 7 compared offers. The lowest price we have recorded for this game: €0.74. The cheapest official store price is €1.62 at Fanatical. — the best offer is €0.88 (54%) cheaper.
The average low over the past 4 months was €0.74.
Prices as of
GameSeal Marketplace
Fanatical Official store
Epic Official store
Steam Official store
No offers match these filters — try widening them.
Listed seller price shown — payment fees may vary by method.
Onsen Master prices by store 7
| Store | Type | Price |
|---|---|---|
| Kinguin | Marketplace | €0.74 |
| GameSeal | Marketplace | €0.78 |
| K4G | Marketplace | €1.40 |
| Fanatical | Official store | €1.62 |
| G2A | Marketplace | €1.85 |
| Epic | Official store | €3.59 |
| Steam | Official store | €3.74 |
Lowest — official stores
€1.62
Sept 2026
Lowest — keyshops
€0.74
Aug 2026
Price history
last 89 daysMonthly price lows
| Month | Lowest official | Lowest keyshop |
|---|---|---|
| Oct 2026 | €1.62 | €0.74 |
| Sept 2026 | €1.62 | €0.74 |
| Aug 2026 | €2.12 | €0.74 |
| Jul 2026 | €2.24 | €0.75 |
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, GameSeal, K4G, Fanatical, G2A, Steam
- Epic key — open Epic Games Launcher → profile (top right) → Redeem Code → enter the key. Stores with this activation: Epic
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All-time low so far: €0.74
System requirements
| Minimum | |
|---|---|
| OS | Windows 10 |
| Processor | Intel Core i5-3470 3.00GHz or AMD equivalent or better |
| Memory | 2 GB RAM |
| Graphics | GeForce GTX 550 or better |
| DirectX | Version 10 |
| Storage | 1 GB available space |
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About this game — FAQ
Does Onsen Master have co-op?
Yes, Onsen Master supports local (split-screen) co-op.
Does Onsen Master have multiplayer?
Yes, Onsen Master has multiplayer. It supports PvP.
Can Onsen Master be played single-player?
Yes, besides multiplayer modes, Onsen Master can also be played solo (single-player).
Does Onsen Master support a controller/gamepad?
Yes, Onsen Master has full controller support.
What languages does Onsen Master support?
Onsen Master is available in: English.
Can Onsen Master be played co-op via Remote Play Together?
Yes — Steam Remote Play Together lets you invite friends to play local modes online without them owning the game.
FAQ
Where is the cheapest place to buy a Onsen Master key?
The cheapest Onsen Master key is currently sold by Kinguin for €0.74. That is the best of 7 offers we compare; prices are refreshed regularly. The lowest price we have ever recorded for this game: €0.74.
How much does Onsen Master cost?
Onsen Master currently costs from €0.74 — the cheapest offer across the stores we track. For comparison, the game costs €3.74 on Steam, so buying a key saves you about 80%.
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.