JONGLOG

Contains adsIn-app purchases
Content rating
Everyone
500+
Downloads
Content rating
Everyone
Learn more
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About this app

JONGLOG is a mahjong performance tracking app.
Our goal is to support every mahjong player using JONGLOG in improving their skills.

◾️ Simple Input Features

During a match, all players can enter scores together in real time
Input updates are instantly reflected on everyone’s screen, allowing players to check the current standings during the game
Scores are automatically calculated from the raw points entered, so there is no need to manually calculate game or total scores, preventing calculation errors
Supports three-player mahjong as well

◾️ Performance Visualization

Match results are consolidated and displayed in a simple, easy-to-understand format for analysis
Match results are shared with all participating players
Various statistics such as placement counts, average placement, and earned scores are visualized using graphs

◾️ Series Management

Recurring matches and league games can be grouped and managed as “Series”
You can analyze statistics filtered specifically for each series

◾️ Rule Management

You can pre-register rules such as Uma/Oka and bust bonuses
When creating a match, simply selecting a saved rule set reduces setup time

◾️ Friend Features

Share match information with players you have added as friends

Keep records simple, make analysis easy to understand, and improve your mahjong skills.
With JONGLOG, enjoy mahjong while taking your gameplay to the next level.
Updated on
Jun 28, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
Learn more about how developers declare collection
Data is encrypted in transit
You can request that data be deleted

What’s new


◾️ ver1.27.3 - Refactoring
・Refactored the internal system
Content rating
Everyone
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App support

About the developer
RAVIOUS INC.
support@ravious.co.jp
1-22-11, GINZA GINZA OTAKE BUSIDENCE 2F. CHUO-KU, 東京都 104-0061 Japan
+81 90-9414-0736

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