Paid
Island Diary - Steam Copies Sold & Revenue Statistics
Game information
Game information
Total GrossTotal Net
$50K$30K
Gross
June 2026
Net
June 2026
Only for membersCopies Sold
4K
New owners
June 2026
Only for membersSales
Category Ranking History -
Owners
Steam Copies Sold & Revenue by Player Language
Game context & FAQ
Steam list price (this language tier)
USD storefront tier (default international): $16.99. USD reference tier: $16.99.
Quick answers
- What Steam list-price tier does GameSensor mirror for Island Diary on this localized page?
- Our snapshot on 2026-07-11 shows about $16.99 for the storefront tier paired with this language view, alongside a USD tier of $16.99. 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 Island Diary?
- 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
Island Diary was released on Steam on July 2, 2021 and has been available for 5 years.
According to GameSensor analytics, in June 2026, the game sold >1K copies, generating a total Steam revenue of >$5K. These numbers reflect strong interest from players and steady commercial performance.
This is the 1th title released by watakubi, demonstrating consistent production output and a stable release cycle.
A key factor driving the performance of Island Diary 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 Island Diary is very positively.
Overall, sales are 100% lower compared to the average performance of the last 1 paid titles released by watakubi. This comparison helps position Island Diary within the studio’s broader commercial history.
Within the full catalog of the publisher Sekai Project, Island Diary currently ranks 0 among the most financially successful projects on Steam.
Only game sales are included in the calculations, DLC sales and in-app purchases are excluded.
Island Diary: the storefront tied to USD storefront tier (default international) shows $16.99 as of 2026-07-11, with USD reference $16.99. We plug these tracked tiers into the review-based gross model.
Developer/publisher countries stored for this title include United States, which tends to correlate with bursts of reviews and wishlists from nearby languages.