Ys IX: Monstrum Nox
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.
- Price:$59.99
- Release Date:7/6/2021
- Franchise:Ys
- Developers:
- Publisher:NIS America, Inc.
- Last Updated:8/16/2025
- Steam App Id:1351630
Ys IX: Monstrum Nox
- Windows
- Mac
- Linux
- Steam Deck (Verified)
Steam Charts, Stats, and Live Player Count
At the moment, Ys IX: Monstrum Nox has 20 concurrent players online and in-game. This is 86% lower than its previous all-time peak of 142 players achieved on 10/15/2023.
Review History Chart
Track historical review trends and overall ratings for Ys IX: Monstrum Nox. It has received a total of 1,748 reviews on the Steam store and achieved a Player Score of 90 (Very Positive).
Community Hub Members & Followers Chart
Explore the cumulative breakdown of Steam community hub members for Ys IX: Monstrum Nox and its growth over time. It currently has 15,049 followers on its community page.
Ys IX: Monstrum Nox Price
Ys IX: Monstrum Nox costs $59.99 in the Steam store as of 8/16/2025. It can be purchased as a standlone game or through a bundle like Ys IX: Monstrum Nox Digital Deluxe Edition, Nihon Falcom Bundle, or Ys IX: Monstrum Nox Digital Ultimate Edition which offer a discount off the game's base price.
Explore the price history chart below to track historical price changes and other pricing stats for Ys IX: Monstrum Nox.
About Ys IX: Monstrum Nox
Ys IX: Monstrum Nox is an Action, and RPG game developed by Engine Software BV, Nihon Falcom, and PH3 GmbH. On 7/6/2021, it was released on the Steam Store by NIS America, Inc.
Players have rated Ys IX: Monstrum Nox as "Very Positive" out of 1,748 total reviews on the Steam Store. These are split between 1,653 positive reviews and 95 negative reviews — an overall 95% positive review rating.
It can be played and ran on Windows systems. It is verified by Valve as playable on the Steam Deck and will run well.
According to Steam’s category system, Ys IX: Monstrum Nox supports the following features:
- Full controller support
- Steam Achievements
- Steam Cloud
- Family Sharing
- Single-player
- Shared/Split Screen
- Co-op
- Multi-player
- Steam Trading Cards
- Remote Play Together
- Shared/Split Screen Co-op
From the Steam community, Ys IX: Monstrum Nox has been tagged with the following user tags:
- Drama
- Great Soundtrack
- Hack and Slash
- Fantasy
- Dark
- JRPG
- Story Rich
- 3D
- RPG
- Beautiful
- Action RPG
- Open World
- Anime
- Colorful
- Adventure
- Action
- Singleplayer
Media & Sceenshots
Watch the featured video for Ys IX: Monstrum Nox and see the latest screenshots from the Steam Store.
DLC & Related Apps
Ys IX: Monstrum Nox is referenced by 4 other related apps in the Steam Store.
| Image | Name | Type | Release Date | Actions |
|---|---|---|---|---|
 | Ys IX: Monstrum Nox - Monstrum Troupe Bundle | DLC | 7/6/2021 | View |
 | Ys IX: Monstrum Nox - Consumable Bundle | DLC | 7/6/2021 | View |
 | Ys IX: Monstrum Nox - Bonus Costumes and Items | DLC | 7/6/2021 | View |
 | Ys IX: Monstrum Nox - Attachments Bundle | DLC | 7/6/2021 | View |
Related Bundles
Ys IX: Monstrum Nox is included in 3 bundles in the Steam Store.
| Image | Name | Apps | Packages | Price | Actions |
|---|---|---|---|---|---|
 | Ys IX: Monstrum Nox Digital Deluxe Edition | 4 | 3 | $74.77 | View |
 | Nihon Falcom Bundle | 147 | 144 | $1,019.88 | View |
 | Ys IX: Monstrum Nox Digital Ultimate Edition | 5 | 4 | $94.26 | View |
Related Packages
Ys IX: Monstrum Nox is referenced by 1 package in the Steam Store.
| Name | Price | Actions |
|---|---|---|
| Ys IX: Monstrum Nox | $41.99 | View |
Supported Languages
Ys IX: Monstrum Nox is available in 3 different languages with varying levels of support for the in-game interface, audio, and fully translated subtitles.
| Name | Interface | Audio | Subtitles |
|---|---|---|---|
| English | Yes | Yes | Yes |
| French | Yes | No | Yes |
| Japanese | Yes | Yes | Yes |
Frequently Asked Questions
Soures & References
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Ys IX: Monstrum Nox data has been sourced from:
- Valve Corporation. (2025, August 16). Ys IX: Monstrum Nox on Steam. Steam Store. https://store.steampowered.com/app/1351630
- Valve Corporation. (2025, August 16). Ys IX: Monstrum Nox. Steam Community Hub. https://steamcommunity.com/app/1351630