Simple Mahjong Calculator

Simple Mahjong Calculator

By Zhegang Xu

Simple Mahjong Calculator is a scoring utility for 4-player mahjong games, available on iOS and Android.

The App DNA

What makes this app unique?

The app removes the cognitive friction of manual score tracking and arithmetic validation during multi-round games, serving as a digital replacement for paper scorecards.

For Casual mahjong players and professional club members requiring accurate, multi-round score tracking.

What does it look like?

Key features

Zero-Sum Validationedge

Automated verification ensures every round total equals zero, preventing settlement errors.

Multi-Language Supportedge

Interface localization across 14 languages enables international adoption.

Smart Scoring Systemstandard

Real-time accumulation of scores for multi-round tracking.

How much does it cost?

freeFree

Simple Mahjong Calculator is offered as a free utility with no visible in-app purchases.

Velocity

Maintenance developmentperformanceShow more...

Simple Mahjong Calculator is currently in a maintenance state, having shipped only one minor update in the last 166 days. Development activity is minimal, focusing exclusively on internal logic fixes rather than new features or content. There is no evidence of active development or a recurring update schedule, suggesting the product is in a stable, legacy phase.

See all version history

Who built it?

Zhegang Xu

2 apps tracked · Utilities

General JournalGeneral Journal
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User Sentiment

What do users think recently?

How are ratings & reviews evolving?

App Store
5.00 · 1

Not enough recent reviews to extract reliable themes yet.

Read the full review analysis

Competition

Competitive landscape for Simple Mahjong Calculator

How's the Utilities market?

Simple Mahjong Calculator maintains a niche presence in the Utilities category, relying on its 14-language localization to differentiate from regional competitors. The current lack of updates (167 days since last store update) signals a maintenance-mode posture rather than a growth-oriented one.

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The rivals identified

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The Analyst's Read

Key takeaways for Simple Mahjong Calculator

Where is it heading?

The mahjong utility market is consolidating around tools that offer more than just basic scoring, such as social sharing and cloud-based tournament history. Simple Mahjong Calculator remains stable but exposed, as the lack of active feature development makes it vulnerable to rivals that integrate social loops.

  • The maintenance-only release cadence (167 days since last update) suggests the developer is prioritizing stability over new feature expansion.
  • The zero-sum validation mechanism provides a core utility that remains relevant for offline mahjong tournaments and club play.

The SWOT

Core Strengths
  • Zero-sum validation logic prevents manual settlement errors
  • 14-language localization enables broad international market reach
Critical Frictions 2 weaknesses inside
Growth Levers
  • Cloud-sync for game history would increase user switching costs
Market Threats 1 threat identified

Next best moves

1 Invest

Ship cloud-sync for game history because it is a key differentiator for professional club users → increase retention

The counter-intuitive read

The app's lack of social features is not a weakness…

Read the full take

Since the last report: The app remains in a maintenance state with no changes to features or pricing. The intelligence focus has shifted to identifying cloud-sync as the primary missing capability for professional club adoption.

Bottom line

Simple Mahjong Calculator provides a functional, zero-sum scoring utility, but the lack of active development limits its ability to capture users seeking social or cloud-integrated features. Focusing on cloud-sync would address the primary limitation of local-only storage, which is a key differentiator for professional club users.

Unlock 2 critical frictions, 1 market threat and the analyst’s take.

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FAQ

Is Simple Mahjong Calculator suitable for professional mahjong clubs?
Yes, the app is designed for professional scoring and tournament tracking, featuring zero-sum validation to ensure accuracy during multi-round games.
Does Simple Mahjong Calculator require an internet connection?
The app is designed for offline use, allowing players to track scores during family gatherings or club games without needing connectivity.
What languages does Simple Mahjong Calculator support?
The app supports 14 languages, including Traditional Chinese, Simplified Chinese, English, Japanese, Korean, Spanish, French, and German.

Sources

  1. [1] App Store listing, source

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Simple Mahjong Calculator, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “Simple Mahjong Calculator Intelligence Report.” Updated Aug 27, 2026. https://marlvel.ai/apps/simple-mahjong-calculator

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