Nurikabe World

Hemisquare · 2025 · $9.99 · Strategy · deal grade B

Measured on 2026-09-24 01:33 UTC, 12 days ago. The whole catalog is re-measured daily; a game that just launched can move fast between passes.

• Estimated net residual revenue: $245 to $367 per month
• Opportunity: $413 per month at x1.35 dormancy
• Estimated lifetime owners: 7.5k
• 100% positive across 206 reviews · 3.7 reviews/month

Why it's flagged

• Developer silent for 19 months
• Studio quiet across its whole catalog
• Store page localized in only 4 language(s)

Analyst notes (AI-assisted)

Note written 2026-09-10; the live figures above take precedence over any numbers in it.

A meditative logic-puzzle game built around the Nurikabe constraint-satisfaction mechanic, offering handcrafted difficulty curves for solo play.

Nurikabe World demonstrates the durable appeal of niche puzzle genres: a tight 100% positive review ratio, median playtime of 36 hours, and a strong community voice from small but engaged cohort suggest a well-executed title that has found its audience. Current monthly residuals sit in the mid-range for its category, but the developer has gone quiet for 19 months, and the studio is marked as fading. This is an acquisition candidate for a publisher seeking to revive a finished, IP-complete product with proven player retention, particularly for bundling into larger puzzle collections or daily-rotation platforms. Most realistic play: acquisition.

• Risk: Workshop support and cloud saves suggest reliance on Steam infrastructure; any platform expansion would require porting effort.
• Risk: Puzzle genre audience is price-sensitive and saturation-prone; positioning against free and ad-supported dailies (like Thinky) is structural headwind.
• Risk: Developer inactive for 19 months; no post-purchase support, balance tuning, or community management likely without new owner involvement.

This case as Markdown · Estimates carry ±30-50% error per title.