Riichi Mahjong is a digital implementation of Japanese mahjong for iOS, featuring competitive rule sets and training tools.
Product velocity
Maintenance
Daily rank 🇺🇸
—
Games
Sentiment
4.8
419 reviews
Nemesis
Mahjong Soul
The App DNA
What makes this app unique?
Users hire this app to practice authentic Riichi mechanics without the distraction of gacha-based monetization or intrusive advertisements.
For Japanese mahjong enthusiasts and players looking for competitive rule sets and skill-building tools.
What does it look like?
Key features
Save, watch, and rewind game replays with the ability to jump into play mode to test alternative hand outcomes.
Augmented reality view that renders the mahjong table in the user's physical environment.
Specialized training mode focused on discard reading and identifying opponent winning tiles.
How much does it cost?
The app operates as a free product with no visible subscription or IAP gates, serving as a purist alternative to gacha-heavy rivals.
Velocity
Maintenance developmentperformancecompetitive featuresShow more...
The app has seen only one release in the last ten months, indicating a maintenance-level development cadence. The latest version focused on technical stability through a Unity engine update and minor adjustments to scoring rules. There is no evidence of a recurring live-ops schedule or frequent feature iteration. Development appears stable but infrequent, prioritizing backend security and rule-set maintenance over new content.
Who built it?
User Sentiment
What do users think recently?
Fresh user feedback skews excited. Users appreciate the authentic japanese ruleset provides a deep learning experience for players interested in traditional mahjong and the absence of aggressive monetization and intrusive advertisements allows for a focused and enjoyable gaming session.
How are ratings & reviews evolving?
What users say, by theme
- The authentic Japanese ruleset provides a deep learning experience for players interested in traditional mahjong
- The absence of aggressive monetization and intrusive advertisements allows for a focused and enjoyable gaming session
- Interactive table physics and ragdoll animations add a layer of personality to the traditional gameplay loop
- Game crashes and save file corruption during high-scoring matches prevent players from completing long sessions
16 of 16 recent reviews analyzed · moderate confidence · Excited overall
Read the full review analysisUnlock 2 more frustration themes and 1 user request, each backed by review evidence.
Access the full report for freeCompetition
Competitive landscape for Riichi Mahjong
How's the Games market?
Riichi Mahjong maintains a 4.78 rating across 16 reviews, positioning itself as a niche, purist alternative to the high-volume social mahjong market.
Read the market outlookThe rivals identified
By YOSTAR LIMITED
With over 27,000 reviews and a massive, active player base, this app dominates the digital Riichi Mahjong market.
- Features a robust gacha-based character collection system that drives long-term player retention.
- Supports cross-platform play across mobile and web browsers for seamless session continuity.
- Integrates seasonal live events and limited-time cosmetic rewards to maintain high engagement levels.
Unlock the head-to-head verdict: where this rival wins, and where it loses.
Access the full report for freeThe Analyst's Read
Key takeaways for Riichi Mahjong
Where is it heading?
The digital mahjong market is consolidating around high-production social platforms, leaving Riichi Mahjong in a vulnerable position. Without addressing the technical instability that currently plagues long sessions, the app will continue to lose potential power users to more stable, feature-rich competitors.
- Frequent game crashes during high-scoring matches create a negative feedback loop that discourages long-term session engagement.
- The authentic ruleset and absence of ads maintain a high rating among the core purist audience.
The SWOT
- Authentic Japanese ruleset provides a defensible barrier for traditional players
- Replay analysis tool functions as a high-retention feature for competitive skill-building
- Absence of aggressive monetization builds trust with the purist segment
- Education partnerships could serve as a B2B distribution channel for traditional mahjong training
- Wearable integration could offer a unique interface for quick-session discard reading
Next best moves
Audit crash logs because save file corruption during long matches is the #1 churn risk → stabilize session retention
+ 1 more prioritized moveThe counter-intuitive read
The app's lack of monetization is its greatest risk…
Read the full takeFeature gaps
Cross-platform play (available in Mahjong Soul but absent here) +1
Since the last report: The app's competitive position is now viewed as mixed due to persistent technical instability and a lack of social features compared to market leaders.
Bottom line
Riichi Mahjong succeeds as a purist training tool because of its authentic ruleset and replay features, but technical instability and lack of social infrastructure cap its growth, so the PM should prioritize stability fixes to retain the core base before attempting social expansion.
Unlock 3 critical frictions, 2 market threats, 1 more prioritized move and the analyst’s take.
Access the full report for freeSources
- [1] App Store, source
Report last updated