Report updated May 19, 2026
iShogi - 将棋AI検討
For shogi players and students who require professional-grade AI tools for game analysis and study.
iShogi - 将棋AI検討 is an established games app that is available.
What is iShogi - 将棋AI検討?
iShogi is a Shogi analysis tool for iOS that provides engine-based board evaluation and game record management.
Users hire iShogi to conduct deep, distraction-free game study using professional-grade AI, removing the friction of ad-supported interfaces found in broader gaming apps.
Current Momentum
v1.9 · 1mo ago
Maintenance- Released latest version April 2026.
- Maintains focus on core analysis tools.
What makes this app unique?
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What Are The Key Features?
Engine-based evaluation of board positions and candidate move suggestions
Import and save game records for later review
Customizable engine settings including thinking time and thread count
Removal of all advertisements to focus on board analysis
How much does it cost?
- Free version for basic analysis
- Monthly subscription for advanced AI configuration
Monetization is gated behind advanced engine performance settings, targeting power users who require deeper analytical control.
Who Built It?
KOHEI KEINO
View Publisher Intel →Enrichment in progress
Publisher profile available very soon
What other apps does KOHEI KEINO make?
What do users think recently?
Analysis in progress, available soon
What is the competitive landscape for iShogi - 将棋AI検討?
Where is it available?
Localized markets (1)
How's The Games Market?
Market outlook for this category
Available very soon
The outtake for iShogi - 将棋AI検討
Strengths to defend, gaps to attack
Core Strengths
- Ad-free interface removes friction from deep study sessions
- Advanced engine configuration provides granular control for power users
Critical Frictions
- Subscription-gated engine settings create a high barrier for casual users
- No community features or social sharing tools
Growth Levers
- Integration with professional Shogi tournament data for real-time analysis
- Educational partnerships for student-focused study tools
Market Threats
- Open-source Shogi engines offering similar features for free
- Established competitors with larger user bases and social features
What are the next best moves?
Pivot the subscription model to include a limited-time trial for advanced settings because current gating prevents users from experiencing the value → increase conversion rate.
The current subscription-gated engine settings create a high barrier for casual users who cannot test the value before purchasing.
Trade-off: Pause the development of new Kifu management features — trial conversion has a higher revenue impact.
Maintain the ad-free interface because it is the primary differentiator against free, ad-heavy alternatives → defend user retention.
The ad-free interface is the core differentiator that separates iShogi from generic, ad-supported Shogi apps.
Trade-off: Same-quarter capacity available — no major lever displaced.
A counter-intuitive read
The ad-free interface is a liability if it prevents the app from scaling via ad-revenue, as the subscription-only model may not capture the casual student segment effectively.
Key Takeaways
iShogi succeeds by providing a clean, focused environment for Shogi analysis, but the subscription-gated engine settings limit its reach among casual players, so the PM should prioritize a trial period to demonstrate value to the free-tier base.
Where Is It Heading?
Stable
The Shogi analysis market is consolidating around tools that offer both professional-grade engine depth and social study features. iShogi remains exposed to competitors that provide free, ad-supported access to similar engine power, so revenue growth hinges on proving the value of advanced settings through trial periods.
The latest release focuses on stability, indicating the app is currently in a maintenance phase rather than aggressive expansion.