Comparison

Riichi Log vs 13 Orphans Calculator

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

Head to head
About

Riichi Log

Features
Read full description

Riichi Log is a score tracking and match record app designed for real-life Japanese mahjong games. It focuses on being fast, clear, and easy to use, helping you record scores more smoothly during a game. After each match, you can save the result, check match history, and review player stats, reducing the hassle of paper scorekeeping and manual calculation. Recommended for: ・Players who often play in-person riichi mahjong ・Players who want to save East-only or hanchan results easily ・Players who want to build a long-term record of their games and stats ・Players who want to check average placement, first-place rate, pt, and score differences ・Players who prefer a clean interface that is ready to use quickly With Riichi Log, you can: ・Quickly set up East-only or hanchan games ・Set starting points, Oka, and Uma ・Arrange players and seats, with random seating support ・Record ron wins, tsumo wins, exhaustive draws, and abortive draws ・Automatically calculate riichi sticks, honba, and score changes ・Save match results and history ・View player performance statistics ・Generate shareable stats images ・Check wait tiles from a 13-tile hand Riichi Log focuses on: ・Quick setup ・A clean interface ・No ads ・Score tracking and match records ・Real-life mahjong games ・Daily stats tracking and review The app also includes a tenpai lookup tool. Enter a 13-tile hand to check winning tiles and remaining tile counts. It supports standard hands, seven pairs, and thirteen orphans, making it useful for practice, learning, and post-game review. Whether you play with friends, at a club, in a mahjong parlor, or simply want to track your riichi mahjong results over time, Riichi Log helps you keep every match clearly recorded.

About

13 Orphans Calculator

Read full description

13 Orphans Calculator helps you score Mahjong hands and keep games moving at the table. Score hands across Riichi, MCR / Chinese Official, Hong Kong, and Taiwanese Mahjong, with support for custom rule profiles. Build your completed hand, enter the relevant scoring details, and review the result with clear point and payment information. Game tracking tools help tables record wins, draws, rounds, dealer changes, and score movement without needing an account. Designed for real Mahjong tables, 13 Orphans Calculator keeps the scoring process organized so you can spend less time calculating and more time playing. Features include: • Riichi Mahjong scoring • MCR / Chinese Official scoring • Hong Kong Mahjong scoring • Taiwanese Mahjong scoring • Custom rule profiles • Hand building and score calculation • Game and score tracking • Local-first play with no account required Optional Pro features are available through a one-time lifetime unlock.

Screenshots

Riichi Log4 screens
13 Orphans Calculator4 screens

Verdict

The call

The clearest difference is device support: Riichi Log at 3 against 13 Orphans Calculator's 1. On price, update cadence, ads and in-app purchases 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. Riichi Log sells 1 one-off in-app purchase and 13 Orphans Calculator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Riichi Log ships an update every 2 weeks, 13 Orphans Calculator weekly. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

Scorecard1 real difference · 5 level
Riichi Log versus 13 Orphans Calculator: the parameters behind the verdict, then further details
ParameterRiichi Log13 Orphans Calculator
PriceFreeFree
Update frequencyEvery 2 weeksWeekly — better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better16.4
Further details — not scored
Size34 MB42 MB
Age rating4+4+
DeveloperLok WaiKEVIN ALLEN GONZALES ONG

In-app purchases

1 purchases

Riichi Log

One-time1
  • Riichi Log Pro$1.99
1 purchases

13 Orphans Calculator

One-time1
  • 13 Orphans Pro Lifetime$4.99

Questions

Is Riichi Log free?
Riichi Log is free to download, with in-app purchases available.
Is 13 Orphans Calculator free?
13 Orphans Calculator is free to download, with in-app purchases available.
Do Riichi Log or 13 Orphans Calculator have ads?
Neither Riichi Log nor 13 Orphans Calculator shows ads.
Which is updated more often, Riichi Log or 13 Orphans Calculator?
Riichi Log ships an update every 2 weeks, and 13 Orphans Calculator weekly. Most recently, Riichi Log was updated on October 28, 2026 and 13 Orphans Calculator on October 31, 2026.

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