81Dojo (World Online Shogi) icon
G-G Diagram icon
Recite Decks - 暗記カード icon
+2

YUJI IKEDA

For shogi enthusiasts, circuit drivers, and individuals seeking manual, privacy-focused financial tracking tools.

5apps3.7(2.2K) Multi-theme

Snapshot

Who is YUJI IKEDA?

Providing specialized digital tools for niche communities, ranging from competitive board gaming to performance-focused automotive analysis.

Target audience

Shogi enthusiastsCircuit driversIndividuals seeking manual

Active nemesis

Y Lau

Other rivals

Portfolio

Free 3
5
apps
Board1
Finance1
Lifestyle1
Navigation1

Last updated

81Dojo (World Online Shogi)

v2.4.2

6mo ago

Intense

Publisher DNA

What defines YUJI IKEDA?

Publisher DNA

Primary focus

Niche utility and competitive gaming applications

Scale

indie

Target audience

Shogi enthusiasts, circuit drivers, and individuals seeking manual, privacy-focused financial tracking tools.

Signature Patterns

  • •Development of high-utility tools for specialized hobbyist and professional niches
  • •Strong emphasis on local data privacy and manual user input
  • •Integration of hardware-specific sensors for performance measurement
  • •Hybrid monetization strategy utilizing both free-to-play community platforms and paid utility tools
Intense

Portfolio momentum

Released 10 updates across 3 apps in the last 6 months, indicating a high frequency of maintenance and feature iteration.

Last release 17d agoActive apps 3

Portfolio

What does YUJI IKEDA ship?

Apps

5 apps analysed

81Dojo (World Online Shogi) icon
81Dojo (World Online Shogi)

International online shogi app

4.6(2.2K)
G-G Diagram icon
G-G Diagram

Measures and monitors GG diagram with acceleration sensor

5.0(1)

Analysis in progress

Distributed across 12 markets, strongest in Europe.

Based on 1 of 5 apps with localized market data, more coverage rolling in as scans complete · last scanned .

Americas (3)

  • Brazil1 / 1
  • Mexico1 / 1
  • United States1 / 1

Europe (7)

  • France1 / 1
  • Germany1 / 1
  • Italy1 / 1
  • Netherlands1 / 1
  • Portugal1 / 1
›+2 more europe markets
  • Spain1 / 1
  • Sweden1 / 1

Asia-Pacific (2)

  • Japan1 / 1
  • South Korea1 / 1

Core markets (1/1 apps)

BrazilFranceGermanyItalyJapanMexicoNetherlandsPortugalSouth KoreaSpainSwedenUnited States

Rivals

Who does YUJI IKEDA compete with?

The rivals identified

Nemeses(1)

Y Lau

known forG FORCE

1 app5.0Navigation

Both apps target automotive enthusiasts by using iPhone sensors to measure G-forces, creating direct competition for users seeking performance telemetry tools.

Contenders(1)

Integy Tech

known forG-Force Meter Pro

1 app0.0Navigation

Both applications target motorsports enthusiasts by utilizing smartphone sensors to track and visualize real-time G-forces during driving sessions.

Same space(16)

58works

known forAccelerometer Visual

1 app3.3Navigation

Accelerometer Visual provides basic sensor graphing, functioning as a simplified, non-automotive version of G-G Diagram's core sensor utility.

Adrian Bouza Correa

known forP1 Telemetry

1 app4.6Navigation

P1 Telemetry focuses on gaming-based racing insights, serving as a virtual counterpart to the real-world telemetry provided by G-G Diagram.

BITHAUS.TECH, UNIPESSOAL LDA

known forGPS Speedometer MPH Tracker

1 app4.7Navigation

This app provides general speed and distance monitoring for drivers, whereas G-G Diagram focuses on specific lateral and longitudinal force analysis.

Choi Tsz Hei

known forSensor Logger

1 app4.8Navigation

Sensor Logger acts as a professional-grade alternative for users who require broader, multi-sensor data collection beyond the automotive focus of G-G Diagram.

David Stotzel

known forCurveRank: Motorcycle Tracker

1 app4.8Navigation

CurveRank targets motorcycle riders with lean-angle analysis, overlapping with the performance-tracking audience of G-G Diagram.

DreamArc

known forAccelerometer – G-Force Meter

1 app4.0Navigation

Accelerometer – G-Force Meter offers similar 3-axis sensor recording to G-G Diagram, serving as a general-purpose utility for physics and vehicle testing.

Fawkes Wei

known forAccelerometer ∞

1 app3.1Navigation

Accelerometer ∞ provides raw sensor graphing similar to G-G Diagram but lacks the specialized automotive calibration required for track-day performance analysis.

Kazuhisa Kobayashi

known forDriving Assist - G-Force Meter

1 app5.0Navigation

Driving Assist shares the G-force monitoring focus of G-G Diagram but adds audio-based feedback for real-time driver coaching.

Mikhail Nikitsin

known forGPS Speedometer: Speed Tracker

1 app4.7Navigation

GPS Speedometer: Speed Tracker offers high-accuracy tracking, though its focus on general navigation differs from the specialized G-force analysis of G-G Diagram.

Moonshot Apps UG (haftungsbeschränkt)

known forSpeed-Tracker

1 appNavigation

Speed-Tracker serves the same performance-driving segment as G-G Diagram but prioritizes automation and integration over raw sensor visualization.

NAVSTEP

known forFlight Display

1 app0.0Navigation

Flight Display utilizes similar sensor-fusion technology to G-G Diagram but reorients the data for aviation rather than automotive performance.

Solarity AI

known forVelox - GPS Speedometer

1 app0.0Navigation

Velox provides speed and driving analysis, overlapping with the performance-tracking utility of G-G Diagram for everyday commuters.

Tim Konig

known forFL Telemetry

1 app4.1Navigation

F1Laps Telemetry bridges the gap between game-based racing and data analysis, providing a similar review-focused experience to G-G Diagram.

UNAmedia di Daniele Benegiamo

known forSim Racing Telemetry

1 app3.7Navigation

Sim Racing Telemetry targets the eSports community, providing a digital equivalent to the physical G-force analysis G-G Diagram offers for real vehicles.

WE DAO TECH

known forSpeedometer GPS:Speed Tracker

1 app4.5Navigation

Speedometer GPS provides velocity tracking, serving as a navigation utility that complements the performance-focused telemetry of G-G Diagram.

伟容 郭

known forSpeedometer: Speed Tracker+

1 app4.0Navigation

GPS Speedometer - Odometer provides trip trajectory recording, offering a broader navigation-based alternative to the sensor-specific focus of G-G Diagram.

The Analyst's Read

The bottom line on YUJI IKEDA

Bottom line

Yuji Ikeda is a highly focused developer that prioritizes depth of utility over breadth of portfolio. Their ability to secure institutional backing for their flagship title suggests a sustainable, community-led growth model that is difficult for generalist competitors to replicate.

Frequently asked questions

How many apps does YUJI IKEDA publish?
YUJI IKEDA has 5 apps tracked by Marlvel, primarily in the Board category.
What kind of apps does YUJI IKEDA make?
YUJI IKEDA's portfolio is concentrated in Board and Finance, with an average rating of 3.7/5 across rated apps.
What is YUJI IKEDA's top app?
By review volume across the portfolio, 81Dojo (World Online Shogi) is YUJI IKEDA's best-known app tracked by Marlvel.
In how many countries are YUJI IKEDA's apps available?
Marlvel has tracked YUJI IKEDA's apps across 12 countries.

What fed this analysis

Apps analyzed:
3
With full intel:
0
With overview:
3
Website scraped:
yes
Social presence:
no

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 YUJI IKEDA, 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. “YUJI IKEDA intelligence.” Updated 2026-04-30. https://marlvel.ai/publishers/yuji-ikeda

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Data licensed under CC-BY-NC 4.0