Ten Thousand Tsumego
Ten Thousand Tsumego is a Go training app providing a static library of 10,000+ tactical problems for students on iOS.
The App DNA
What makes this app unique?
The app removes the distraction of digital board-clicking, forcing users to practice reading problems with pen and paper as they would in a real match.
For Go players and students of the game looking for a large, structured library of tactical problems to study offline.
What does it look like?
Key features
Collection of over 10,000 Go problems categorized by topic, author, and difficulty level.
Interface prohibits clicking on the board to solve, requiring users to use pen and paper to work through problems.
How much does it cost?
The app is currently offered as a free product with no visible monetization gates or subscription tiers.
Velocity
Dormant developmentShow more...
Ten Thousand Tsumego has seen no development activity for 1,336 days. With only a single version released in the observed history and no updates for over three years, the app is effectively abandoned. There is no evidence of ongoing maintenance, feature development, or live operations.
Who built it?
Aliaksei Saskevich
2 apps tracked · Entertainment
TuneHertz: Chromatic TunerUser Sentiment
What do users think recently?
How are ratings & reviews evolving?
Not enough recent reviews to extract reliable themes yet.
Read the full review analysisCompetition
Competitive landscape for Ten Thousand Tsumego
How's the Entertainment market?
Ten Thousand Tsumego holds a niche position as a free, content-heavy training tool with no active monetization. The 1,337-day update gap places the app in a maintenance-only state, limiting its ability to compete with active puzzle titles.
Read the market outlookThe rivals identified
Unlock the deeper market read.
Access the full report for freeThe Analyst's Read
Key takeaways for Ten Thousand Tsumego
Where is it heading?
The market for specialized Go training is consolidating around apps that offer active live-ops and cross-device synchronization. Ten Thousand Tsumego's maintenance-only posture leaves it exposed to platform-level obsolescence, which will erode its niche advantage within the next two quarters.
- The 1,337-day update gap indicates the app is in a maintenance-only state, which will eventually lead to platform-level incompatibility and churn.
- Lack of cloud-save functionality for a 10,000-problem library creates a high risk of user data loss, which will accelerate churn as devices are replaced.
The SWOT
- 10,000+ problem library creates high switching cost
- Manual solving interface reinforces serious training authority
- Freemium model could capture revenue from power users
- Localized content could expand reach in Asian markets
Next best moves
Audit platform compatibility because the 1,337-day update gap risks store delisting → maintain baseline availability
+ 1 more prioritized moveThe counter-intuitive read
The lack of monetization is not a weakness but a retention mechanism…
Read the full takeBottom line
Ten Thousand Tsumego rests on a deep, static library that provides value to Go students, but the 1,337-day update gap threatens its long-term viability. Addressing data integrity would protect the core user base from the risks of a dormant development cycle.
Unlock 2 critical frictions, 2 market threats, 1 more prioritized move and the analyst’s take.
Access the full report for freeFAQ
Is Ten Thousand Tsumego suitable for beginners?
Does Ten Thousand Tsumego require an internet connection?
What is the difference between this and other Go puzzle apps?
Sources
- [1] App Store
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