Ys IX: Monstrum Nox — cheap CD keys, compare prices
Is it worth buying?
- Reviews are excellent. (Steam 94%)
- 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
Ys IX: Monstrum Nox is an action RPG in which Adol, imprisoned in the city of Balduq, is cursed and becomes a Monstrum. Wielding his newfound powers, he must stop the Grimwald Nox before it consumes the city. Developed by Nihon Falcom and published by NIS America, it was released in 2021.
Did you know?
Ys is a long-running action RPG series by Japanese studio Nihon Falcom, starring the adventurer Adol Christin.
Best price today
€53.44
all-time low: official €51.28 near low
On Steam: €59.99 — you save 11% here
The cheapest Ys IX: Monstrum Nox key right now costs €53.44 at Gog — the best of 4 compared offers. The lowest price we have recorded for this game: €51.28.
The average low over the past 5 months was €53.57.
Prices as of
Gog best price Official store
Epic Official store
Fanatical Official store
Steam Official store
No offers match these filters — try widening them.
Listed seller price shown — payment fees may vary by method.
Ys IX: Monstrum Nox prices by store 4
| Store | Type | Price |
|---|---|---|
| Gog | Official store | €53.44 |
| Epic | Official store | €59.99 |
| Fanatical | Official store | €59.99 |
| Steam | Official store | €59.99 |
Lowest — official stores
€51.28
Aug 2026
Price history
last 89 daysMonthly price lows
| Month | Lowest official | Lowest keyshop |
|---|---|---|
| Oct 2026 | €52.83 | — |
| Sept 2026 | €51.48 | — |
| Aug 2026 | €51.28 | — |
| Jul 2026 | €52.27 | — |
| Jun 2026 | €59.99 | — |
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: Fanatical, Steam
- Epic key — open Epic Games Launcher → profile (top right) → Redeem Code → enter the key. Stores with this activation: Epic
- GOG key — on GOG.com → Redeem a code (or in GOG Galaxy: Add games & friends → Redeem GOG code). Stores with this activation: Gog
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All-time low so far: €51.28
System requirements
| Minimum | Recommended | |
|---|---|---|
| OS | Windows 10/8.1 64-bit | Windows 10/8.1 64-bit |
| Processor | Core i3-2100 3.10 GHz | AMD FX-8320 8-Core |
| Memory | 8 GB RAM | 16 GB RAM |
| Graphics | Geforce GTX 650 Ti | Radeon R7 370 |
| DirectX | Version 11 | Version 11 |
| Storage | 10 GB available space | 10 GB available space |
Similar games
Video reviews
5:01 Ys IX: Monstrum Nox Review
IGN
8:37 Ys IX: Monstrum Nox - Easy Allies Review
Easy Allies
11:02 Ys IX: Monstrum Nox Review - The Final Verdict
GamingBolt
Reviews are made and published by independent YouTube channels; they load only on click.
About this game — FAQ
Does Ys IX: Monstrum Nox have co-op?
Yes, Ys IX: Monstrum Nox supports local (split-screen) co-op.
Does Ys IX: Monstrum Nox have multiplayer?
Yes, Ys IX: Monstrum Nox has multiplayer.
Can Ys IX: Monstrum Nox be played single-player?
Yes, besides multiplayer modes, Ys IX: Monstrum Nox can also be played solo (single-player).
Does Ys IX: Monstrum Nox support a controller/gamepad?
Yes, Ys IX: Monstrum Nox has full controller support.
What languages does Ys IX: Monstrum Nox support?
Ys IX: Monstrum Nox is available in: English, French, Japanese.
Can Ys IX: Monstrum Nox 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.
Does Ys IX: Monstrum Nox use Steam Cloud saves?
Yes, Ys IX: Monstrum Nox uses Steam Cloud, so your saves sync across devices.
FAQ
Where is the cheapest place to buy a Ys IX: Monstrum Nox key?
The cheapest Ys IX: Monstrum Nox key is currently sold by Gog for €53.44. That is the best of 4 offers we compare; prices are refreshed regularly. The lowest price we have ever recorded for this game: €51.28.
How much does Ys IX: Monstrum Nox cost?
Ys IX: Monstrum Nox currently costs from €53.44 — the cheapest offer across the stores we track. For comparison, the game costs €59.99 on Steam, so buying a key saves you about 11%.
Is Gog an official store or a keyshop?
Gog 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.