Simple × Light × Analytical

Just log every match and manage scores, bankroll, and stats together

MemoJong lets you input mahjong scores like jotting notes on paper, then takes care of rules, payouts, graphs, and sharing for you.

  • Simple: Intuitive UI with quick interactions so anyone can log results instantly
  • Automated: Enter points and rates once and the app finishes every settlement
  • Analytical: Daily, monthly, and opponent-based statistics make growth visible
Download on the App Store See the main features
Flexible rules Supports 3-player / 4-player tables and custom rates
Auto math Converts points, chips, and rates together
Backup ready One tap to save and restore your history

Now on the App Store · Works on iPhone / iPad · Offline friendly

  • Ready for both 3-player and 4-player rules
  • Backups and restores keep logs safe
Features

One app for recording and analyzing mahjong

From rule presets through ranking boards and sharing, the lightweight UI works smoothly for both beginners and veterans.

Rule presets & players

Save favorite table sizes, rates, and regular players so every session starts faster.

Automatic point math

Input rankings and scores to calculate payouts instantly—no more manual slips.

In-depth analytics

See total points, average ranks, daily / monthly trends, and opponent win rates at a glance.

Ranking boards

Create leaderboards with your favorite metrics so friendly rivalries stay exciting.

Hand calculator (4-player)

Lay out tiles to compute fu, han, and points for ron or tsumo with parent/child handling.

Sharing tools

Export score sheets as images or files so table fees and chip payouts stay clear.

Backup & restore

Create backups with one tap and restore by picking a file—your valuable history stays safe.

Dark mode

Automatically switches to a dim theme in dark parlors so eyes stay comfortable.

Workflow

Three steps from input to review

Capture match logs with paper-like simplicity and analyze them right after the game.

  1. 1

    Register the match

    After each game, enter points and ranks. Rates and chips are stored too, saving time on settlements.

    Match entry screen with quick score inputs
  2. 2

    Settle automatically

    Points, table fees, and payouts are calculated instantly and shown in clear summaries for each game.

    Match summary screen showing settlements and bankrolls
  3. 3

    Reflect with stats

    Analyze daily, monthly, and opponent-based performance via charts to see trends and strengths.

    Statistics screen graphing average ranks and distributions
Screens

See how MemoJong feels

The UI stays simple while keeping every analysis tool close at hand.

Match history screen with filters
Search past logs to recall any trend or hand right away.
Hand calculator screen that outputs han and points
The scoring calculator answers “How many points is this hand?” with instant fu and han math.
Match summary screen that visualizes bankroll and ranks
Review settlements and rate-specific results together, including table fee checks.
FAQ

Frequently asked questions

We clear up common concerns so you can bring the app to the next session immediately.

Can I use it offline?

Yes. Recording, calculations, and stats all process on-device, so unstable parlor Wi-Fi is no problem.

Does it support 3-player and 4-player rules?

You can save presets for three-player, four-player, and different rates, then apply them to any table.

How do I back up data?

Use the in-app backup tool to save with one tap. Restoring is as simple as choosing the saved file.

Privacy

Designed with privacy first

  • No personal information or contacts collected
  • Everything stays on-device with no cloud sync
  • Backups are stored safely as encrypted files

* Even usage analytics rely solely on anonymized data.

Keep your records simple, fast, and analytical.

MemoJong is free to download. Start logging today's matches smarter with the app.

Download on the App Store

Works on iPhone / iPad · Free download