Ys IX: Monstrum Nox
Developed by Nihon Falcom, PH3 GmbH, Engine Software BV · Published by NIS America, Inc.
At a glance
Overview
An action, rpg game by Nihon Falcom, PH3 GmbH, published by NIS America, Inc. — single-player, multi-player, co-op, lan co-op.
Steam’s own one-line description: “While imprisoned in Balduq, Adol is cursed and becomes a Monstrum. With his newfound powers, he must stop the Grimwald Nox from consuming the city.” — developer/publisher text via the Steam store page.
Reception & community
Review sentiment, ownership and peak-concurrent estimates via SteamSpy; tags are player-voted on Steam. Estimates change over time.
Features & modes
Derived from the gameplay modes and feature categories Steam lists for Ys IX: Monstrum Nox.
| Feature | Supported |
|---|---|
| Single-player | Yes |
| Multiplayer | Yes |
| Co-op | Yes |
| Online co-op | No |
| PvP | No |
| Cross-platform multiplayer | No |
| Full controller support | Yes |
| Partial controller support | No |
| Steam Cloud saves | Yes |
| Steam Achievements | Yes |
System requirements (PC)
As published on the Steam store page. Requirements can change between updates.
Minimum
- Requires a 64-bit processor and operating system
- OS *: Windows 10/8.1 64-bit
- Processor: Core i3-2100 3.10 GHz
- Memory: 8 GB RAM
- Graphics: Geforce GTX 650 Ti
- DirectX: Version 11
- Storage: 10 GB available space
- Sound Card: Onboard
Recommended
- Requires a 64-bit processor and operating system
- OS *: Windows 10/8.1 64-bit
- Processor: AMD FX-8320 8-Core
- Memory: 16 GB RAM
- Graphics: Radeon R7 370
- DirectX: Version 11
- Storage: 10 GB available space
- Sound Card: Onboard
Supported languages (3)
Ys IX: Monstrum Nox FAQ
Answered from the official Steam listing as of June 2026. Where something hasn't been announced, we say so rather than guess.
What kind of game is Ys IX: Monstrum Nox?
Steam classifies Ys IX: Monstrum Nox as a Action, RPG game, developed by Nihon Falcom, PH3 GmbH. While imprisoned in Balduq, Adol is cursed and becomes a Monstrum. With his newfound powers, he must stop the Grimwald Nox from consuming the city.
How much does Ys IX: Monstrum Nox cost?
As of June 2026, Steam lists Ys IX: Monstrum Nox at $23.99. Prices and regional pricing change — check the Steam page for the current figure.
Is Ys IX: Monstrum Nox single-player or multiplayer?
Steam lists these modes for Ys IX: Monstrum Nox: Single-player, Multi-player, Co-op, LAN Co-op, Shared/Split Screen. It supports both solo and multiplayer.
Is Ys IX: Monstrum Nox on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists Ys IX: Monstrum Nox for Windows. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is Ys IX: Monstrum Nox out yet?
Yes — Steam lists a release date of Jul 6, 2021.
What platforms is Ys IX: Monstrum Nox on?
Ys IX: Monstrum Nox is listed for Windows on the Steam (PC) store. Console availability isn't covered by Steam's PC store data — check the official channels.
Is Ys IX: Monstrum Nox single-player or multiplayer?
Steam lists these modes: Single-player, Multi-player, Co-op, LAN Co-op, Shared/Split Screen.
How much does Ys IX: Monstrum Nox cost?
Steam lists it at $23.99.
Does Ys IX: Monstrum Nox have achievements?
Yes — Steam lists 54 achievements for Ys IX: Monstrum Nox.
Who made Ys IX: Monstrum Nox?
Ys IX: Monstrum Nox is developed by Nihon Falcom, PH3 GmbH, Engine Software BV and published by NIS America, Inc..
Where to get Ys IX: Monstrum Nox
We don't sell games or track prices — this links to the official Steam store page.
View on Steam →Listing details from Valve's public Steam store data. Not affiliated with Valve/Steam, NIS America, Inc..