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+5

NUTRACTOR

For niche enthusiasts of traditional Japanese board games who prioritize rule accuracy and tactical depth over casual, ad-heavy experiences.

8apps3.3(180.4K)GamesFinance

Snapshot

Who is NUTRACTOR?

Providing specialized digital simulations of traditional Japanese board games for enthusiasts seeking authentic rule-based gameplay.

Target audience

Niche enthusiasts of traditional Japanese board games who prioritize rule accuracyTactical depth over casualAd-heavy experiences

Top rival

BPS Software

Other rivals

Portfolio

Free 3
8
apps
Games7
Finance1

Last updated

Mahjong Mobile

v1.0.52

8.4y ago

Active

Publisher DNA

What defines NUTRACTOR?

Publisher DNA

Primary focus

Digital board game simulations (Mahjong and Shogi)

Scale

indie

Target audience

Niche enthusiasts of traditional Japanese board games who prioritize rule accuracy and tactical depth over casual, ad-heavy experiences.

Signature Patterns

  • •Strict adherence to traditional Japanese rule sets for Mahjong and Shogi
  • •Focus on single-player computer-opponent gameplay
  • •Integration of tactical mechanics like Riichi, piece drops, and promotion
  • •Mixed monetization strategy including both free-to-play and paid models
  • •Emphasis on accessibility features like movement guides and difficulty adjustments
Active

Portfolio momentum

Released 5 updates across 9 apps in the last 6 months, with top titles receiving maintenance updates within the last 30 days.

Last release 36d agoActive apps 9

Portfolio

What does NUTRACTOR ship?

Apps

8 apps analysed

One-time purchase model eliminates ad-based churn

  • The core Japanese Riichi Mahjong gameplay provides a fast and authentic experience for dedicated players
  • Small tile graphics in the current interface make it difficult to identify discards accurately

Tightly focused on 2 markets (Japan, United States).

Based on 1 of 8 apps with localized market data, more coverage rolling in as scans complete · last scanned .

Americas (1)

  • United States1 / 1

Asia-Pacific (1)

  • Japan1 / 1

Core markets (1/1 apps)

JapanUnited States

User Sentiment

How do users feel about their apps?

1

Positive apps

0

Neutral / mixed

0

Negative apps

75/100

Avg sentiment score

Rivals

Who does NUTRACTOR compete with?

The rivals identified

Same space(10)

BPS Software

known forRed Mahjong

1 app4.2Games

This online multiplayer alternative appeals to players who want to compete against humans rather than the source's AI-only experience.

Flyout Studios

known forRiichi Mahjong

1 app4.8Games

This serves as a purist alternative for players who prioritize authentic rules over the gacha-driven monetization of market leaders.

Generational Games

known forMahjong Tayo! Filipino Mahjong

1 app4.9Games

It serves as a regional alternative for players interested in Mahjong variants beyond the Japanese ruleset found in the source app.

Michael Starling

known forKemono Mahjong

1 app4.8Games

This is a direct premium competitor that shares the one-time purchase model while providing an ad-free experience.

Midnight Martian

known forMoonlight Mahjong Lite

1 app4.7Games

This adjacent 3D-focused title appeals to users who enjoy the tactile nature of tile manipulation in a casual setting.

NAWIA GAMES Sp. z o.o.

known for1001 Ultimate Mahjong ™

1 app4.6Games

This title provides a high-volume solitaire experience for casual players not interested in the competitive Riichi ruleset.

Vintolo

known forMahjong⁺

1 app4.7Games

This app serves as a casual puzzle alternative for users seeking tile-matching mechanics rather than competitive Riichi strategy.

YOSTAR

known forMahjong Soul

1 app4.6Games

This is a direct competitor for the Riichi audience, offering production values and social features the source lacks.

Zhengzhou Anlansiqin Automobile Service Co.

known forMahjong 13 tiles

1 app4.4Games

This app offers an alternative for players seeking traditional Chinese rules rather than the Japanese Riichi ruleset.

明 梅

known forMahjong Solitaire King

1 app4.5Games

This casual puzzle alternative targets users seeking simple tile-matching gameplay across various regional Mahjong styles.

New entrants(1)

Vytautas Jazbutis

known forAgari: Riichi Mahjong Trainer

1 app2.0Games

This specialized utility targets players who want to improve their Riichi skills through data-driven practice rather than playing matches.

The Analyst's Read

The bottom line on NUTRACTOR

Bottom line

NUTRACTOR is a specialized studio that successfully leverages deep domain expertise in traditional Japanese games to serve a dedicated, rule-conscious audience. Their consistent focus on authentic gameplay mechanics provides a stable, albeit niche, market position.

Frequently asked questions

How many apps does NUTRACTOR publish?
NUTRACTOR has 8 apps tracked by Marlvel, primarily in the Games category.
What kind of apps does NUTRACTOR make?
NUTRACTOR's portfolio is concentrated in Games and Finance, with an average rating of 3.3/5 across rated apps.
What is NUTRACTOR's top app?
By review volume across the portfolio, Mahjong Mobile is NUTRACTOR's best-known app tracked by Marlvel.
In how many countries are NUTRACTOR's apps available?
Marlvel has tracked NUTRACTOR's apps across 2 countries.

What fed this analysis

Apps analyzed:
9
With full intel:
0
With overview:
9
Website scraped:
yes
Social presence:
yes

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by NUTRACTOR, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “NUTRACTOR intelligence.” Updated 2026-05-07. https://marlvel.ai/publishers/nutractor

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Data licensed under CC-BY-NC 4.0