Ys IX: Monstrum Nox - Steam Copies Sold & Revenue Statistics
Game information
Game information
Category Ranking History -
Steam Copies Sold & Revenue by Player Language
Game context & FAQ
Steam list price (this language tier)
USD storefront tier (default international): $23.99. USD reference tier: $23.99.
Quick answers
- What Steam list-price tier does GameSensor mirror for Ys IX: Monstrum Nox on this localized page?
- Our snapshot on 2026-06-27 shows about $23.99 for the storefront tier paired with this language view, alongside a USD tier of $23.99. Those are informational list tiers before VAT or running discounts.
- How are Steam copies sold and gross revenue computed?
- They’re modeled estimates from Steam review throughput, inferred player languages, historical price ladders per currency, and whether the SKU was temporarily free-not official Valve financials. See the indie methodology guide for formulas.
- Where do I find language mix data for Ys IX: Monstrum Nox?
- Look for “Steam Copies Sold & Revenue by Player Language” above; it breaks review volume down by Steam’s detected languages, which also drives our regional revenue weighting.
Information
Ys IX: Monstrum Nox was released on Steam on July 6, 2021 and has been available for 11 months.
According to GameSensor analytics, in May 2026, the game sold >1K copies, generating a total Steam revenue of $30K. These numbers reflect strong interest from players and steady commercial performance.
This is the 24th title released by Nihon Falcom, demonstrating consistent production output and a stable release cycle.
A key factor driving the performance of Ys IX: Monstrum Nox is its international audience. The Steam player-language distribution shows that users primarily play the game in:
• English
• Traditional Chinese
• Japanese.
Language distribution directly affects buying behavior, regional sales peaks, and long-term retention. Games with a diverse multilingual audience usually demonstrate stronger global performance and broader revenue stability.
The current Steam user rating for Ys IX: Monstrum Nox is very positively.
Compared to the studio’s previous release - The Legend of Heroes: Trails of Cold Steel IV - the game currently holds a higher rating. Its sales performance is 130% lower relative to The Legend of Heroes: Trails of Cold Steel IV over the same number of days after release.
Overall, sales are 101% higher compared to the average performance of the last 4 paid titles released by Nihon Falcom. This comparison helps position Ys IX: Monstrum Nox within the studio’s broader commercial history.
Within the full catalog of the publisher NIS America, Inc., Ys IX: Monstrum Nox currently ranks 5 among the most financially successful projects

Ys IX: Monstrum Nox: the storefront tied to USD storefront tier (default international) shows $23.99 as of 2026-06-27, with USD reference $23.99. We plug these tracked tiers into the review-based gross model.
Developer/publisher countries stored for this title include Germany, Japan, Netherlands, United States, which tends to correlate with bursts of reviews and wishlists from nearby languages.