What is Riichi Calc - Japanese Mahjong's rating?

Riichi Calc - Japanese Mahjong is rated 4.2 stars across 401 ratings on the Play Store.

Who makes Riichi Calc - Japanese Mahjong?

Riichi Calc - Japanese Mahjong is published by Richard L, launched on Sep 06, 2013.

Where does Riichi Calc - Japanese Mahjong rank in its category?

Riichi Calc - Japanese Mahjong ranks #15731 of 77129 apps in Tools, putting it in the top 20.4% by revenue.

How much does Riichi Calc - Japanese Mahjong earn?

Q: How much does Riichi Calc - Japanese Mahjong earn?

Riichi Calc - Japanese Mahjong earns approximately 386 per month based on bumetric's ML revenue forecast, calibrated against 77129 comparable Android apps in Tools.

Android app from Richard L · Tools

ML forecast ★ 4.2 · 401 Free

~386/mo

ML revenue forecast. Calibrated against 77129 apps in this category.

Confidence band

±15%

High — many comparable apps with verified data

At a glance

Earns 2.04× more than the category median (189/mo).
Ranks #15,731 of 77,129 in Tools (top 20.4% by revenue).
Launched Sep 06, 2013 · last updated Oct 20, 2025.

What the app looks like

Live screenshots from the Play Store, captured by our snapshot worker. Tap any image to enlarge.

Riichi Calc - Japanese Mahjong screenshot 1

Riichi Calc - Japanese Mahjong screenshot 2

Riichi Calc - Japanese Mahjong screenshot 3

Riichi Calc - Japanese Mahjong screenshot 4

Riichi Calc - Japanese Mahjong's revenue trajectory

Forecast revenue from snapshot history. Last 1 months.

Where Riichi Calc - Japanese Mahjong sits in Tools

Revenue distribution of 77129 comparable apps. Riichi Calc - Japanese Mahjong highlighted.

Riichi Calc - Japanese Mahjong vs comparable apps

Revenue trajectory side-by-side. Bold = Riichi Calc - Japanese Mahjong, ghosted = peers.

App spec

Version

2.3.9

Last update

Oct 20, 2025

Launched

Sep 06, 2013

Price

Free

Monetization

Free

What Riichi Calc - Japanese Mahjong actually does (from store listing)

Riichi Calc is an easy to use app that takes any valid Japanese mahjong hand and calculates all possible winning combinations. A great companion for any Japanese mahjong player! Feel free to e-mail me about any calculation errors. <b>Features:</b> 　• Used for the Japanese variant of Mahjong 　• Order is irrelevant. The app will rearrange the tiles for you 　• Determine waits of a tenpai hand 　• Provides warnings against illegal combinations (e.g. riichi with an open hand) 　• Calculate po…

Read full description →

Comparable Android apps

The five apps in Tools with the closest revenue to Riichi Calc - Japanese Mahjong. Click any to see its detail page.

App	Revenue	Rating	Ratings
Jewelers' Assist	386	★ 3.0	207
Backblaze	386	★ 3.1	662
Yale Home View for WIPC Camera	386	—	0
USB Debug	386	★ 4.0	499
Lock-Hide Note	386	★ 3.6	384

Own Riichi Calc - Japanese Mahjong? Replace our estimate with your real revenue via Stripe Connect or ASC. Get a public Verified badge.

Claim & verify →

How we calculated this

Each forecast combines App Store rating, ratings count, monetisation model, pricing tier, IAP signals and ad-supported flag. The base estimate is then multiplied by a per-category scaling factor learned from apps with founder-verified MRR. Every number on this page comes from public APIs and bumetric's own snapshot history.

Full methodology covers input variables, accuracy bands per category and how we treat apps without comparable anchors. See also the live data on Riichi Calc - Japanese Mahjong's tracker page for current rating, reviews and snapshot timeline.

Building something similar? Get a free AI audit with $-revenue forecasts for every recommendation.

Audit my app →