Comparison

JhongCalc vs JONGLOG

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

JhongCalc

This utility app enhances the Japanese Mahjong experience by acting as a score display, calculator, and sheet manager. It offers strategic insights, automatic score calculation, and customizable rules. Export score sheets for further analysis.

Highlights
  • Score display with rank and score difference
  • Automatic score calculation
  • Multiple input methods for scores
  • Voice guidance for rounds
  • Record and sort score sheets
  • Customizable game rules
  • Export score sheets in CSV format
Features
Read full description

JhongCalc is a utility app for Japanese style MahJong game. It works as Score Display, Score Calculator and Score Sheet Manager. Put your iPad on the center of table and launch this app. You will be able to enjoy more comfortable Mahjong experience. Main Features • Score Display: JhongCalc shows not only the current score but also your rank and the difference from the top player. By grasping other player's scores, you will be able to play more strategic games. · Score Calculator: When someone wins, all you need to do is inputting the winning score. Other complicated calculation is processed automatically. In addition, you can chose input method from three ways: Direct, Constant and Wizard. ・Voice Guidance: At the start of each hands, voice guidance function announces the round number. ・Score Board: JhongCalc records all score of games and show you them. You can sort score sheets by total score, average score, winning rate or other element. · Customizability of rules: You can customize rules (starting score, winners' bonus etc.) as you like. · Export Score Sheet: You can export score sheetss in CSV format. You can view and share them with other spreadsheet apps. (Using this feature requires to purchase an Unlock limitation item.) *This app is free to use, but the functionality is limited to a maximum of four Mahjong players. In addition, advertisements are displayed when starting a game or saving game results. If you wish to continue using the app, please purchase a paid item to remove the restrictions. For details, please check the in-app store.

About

JONGLOG

Features
Read full description

JONGLOG is a mahjong performance tracking app. JONGLOG aims to support every mahjong player in improving their skills through data and analysis. ■ Simple Input Features ・All players at the table can enter scores together during a match ・Input data is reflected on everyone’s screen in real time, allowing players to check the current progress instantly ・Scores are automatically calculated from the raw points entered, eliminating the need to manually calculate game or total scores and preventing calculation errors ・Supports three-player mahjong ■ Performance Visualization ・Match results can be consolidated and analyzed in a simple and intuitive way ・Match results are shared with all players involved in the game ・Various statistics such as finishing positions, average rank, and earned scores are visualized using graphs ■ Series Management ・Regular matches or league games can be grouped and managed together as a “Series” ・You can analyze only the results from a specific series ■ Rule Management ・Rules such as Uma/Oka and bust bonuses can be registered in advance ・When entering a match, you can simply select from saved rules to reduce setup time before the game starts ■ Friend Registration ・You can share match information with players added as friends 【About Premium Supporter (Monthly Subscription)】 ・Name: Premium Supporter ・Duration: 1 month (auto-renewable) ・Price: Please check the price displayed within the app ・Free Trial: A one-month free trial may be available for first-time subscribers After the free trial period ends, the subscription will automatically convert to a paid subscription and charges will be billed to your App Store account. This subscription automatically renews every month starting from the purchase date. Auto-renewal will continue unless canceled at least 24 hours before the end of the current subscription period. You can cancel your subscription through your App Store account settings. For detailed cancellation instructions, please refer to the information displayed within the app. Premium Supporter (Subscription) Terms of Use: https://jonglog.ravious.co.jp/terms-premium Keep your records simple, make your analysis easy to understand, and improve your mahjong skills. With JONGLOG, enjoy mahjong while growing your abilities at the same time. Privacy Policy: https://jonglog.ravious.co.jp/policy Terms of Use: https://jonglog.ravious.co.jp/terms

Screenshots

JhongCalc4 screens
JONGLOG4 screens

Verdict

The call

The clearest difference is ads: JONGLOG at none against JhongCalc's shown. JONGLOG also leads on update cadence (every 3 days vs every 7 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. JhongCalc sells 1 one-off in-app purchase and JONGLOG sells 7 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

JhongCalc ships an update every 7 months, JONGLOG every 3 days. The most recent releases landed on September 22, 2026 and September 5, 2026 respectively.

Scorecard2 real differences · 8 level
JhongCalc versus JONGLOG: the parameters behind the verdict, then further details
ParameterJhongCalcJONGLOG
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews85.7% of reviews—
Number of ratings1 — better—
Update frequencyEvery 7 monthsEvery 3 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size10 MB85 MB
Age rating4+4+
DeveloperSTUDIO-KURARaVious Inc.

In-app purchases

1 purchases

JhongCalc

One-time1
  • Unlock Limitations$7.99
7 purchases

JONGLOG

Subscriptions1
  • Premium Supporter1 Month trial$3.991 Month
One-time6
  • 100 Premium Coins$0.99
  • 500 Premium Coins$3.99
  • 1,000 Premium Coins$7.99
Show 3 more
  • 3,000 Premium Coins$22.99
  • 5,000 Premium Coins$34.99
  • 10,000 Premium Coins$59.99

Questions

Is JhongCalc free?
JhongCalc is free to download, with in-app purchases available.
Is JONGLOG free?
JONGLOG is free to download, with in-app purchases available.
Do JhongCalc or JONGLOG have ads?
JhongCalc shows ads; JONGLOG does not.
Which is updated more often, JhongCalc or JONGLOG?
JhongCalc ships an update every 7 months, and JONGLOG every 3 days. Most recently, JhongCalc was updated on September 22, 2026 and JONGLOG on September 5, 2026.

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