2 Digit Multiplication icon
2Digit Multiplication Lite icon
Amida Drawing for iPad icon
+30

Yasuyoshi Ota

For individuals interested in self-improvement, cognitive training, and specific productivity tracking.

33apps2.0(26.8K) Multi-theme

Snapshot

Who is Yasuyoshi Ota?

Providing cognitive training and productivity tools for users seeking mental exercise and task management. Focused on simple, utility-driven mobile experiences.

Target audience

Individuals interested in self-improvementCognitive trainingSpecific productivity tracking

Active nemesis

THOMSON

Other rivals

Portfolio

Free 18
33
apps
Education14
Lifestyle4
Sports4
Games3

Last updated

Jigsaw Puzzle Maker for iPad L

v1.1.21

1.7y ago

Intense

Publisher DNA

What defines Yasuyoshi Ota?

Publisher DNA

Primary focus

Cognitive training and utility apps

Scale

studio

Target audience

Individuals interested in self-improvement, cognitive training, and specific productivity tracking.

Origin

The publisher has been active since at least 2015, managing a personal portfolio of iOS and iPadOS applications.

Signature Patterns

  • •Heavy reliance on free-to-use models without complex in-app purchase tiers.
  • •Strong focus on cognitive training tasks, specifically N-Back and visual acuity exercises.
  • •Minimalist, utility-first UI design across all categories.
  • •High frequency of updates to maintain compatibility for legacy titles.
  • •Portfolio composition heavily weighted toward Education and Lifestyle categories.
Intense

Portfolio momentum

Released 20 updates across the portfolio in the last 6 months, demonstrating a high level of ongoing maintenance for existing titles.

Last release 22d agoActive apps 33

Company profile

medium confidence
Founded
2015

Portfolio

What does Yasuyoshi Ota ship?

Rivals

Who does Yasuyoshi Ota compete with?

The rivals identified

Nemeses(1)

THOMSON

known forVision Workout : Eye Training

1 app4.7Sports

Both apps target athletes seeking to improve dynamic visual tracking for sports like baseball, though the rival expands its audience to eSports and general eye fatigue.

Contenders(10)

Asobu

known forEye3D: Eye Training & Vision

1 app3.9Sports

Both apps compete in the vision training category by offering specialized exercises: Eye3D uses stereograms for eye fatigue, while Kinetic Visual Acuity uses moving hex-head pillars for sports tracking.

Barrett Eubanks

known forGalaxy Vision Training

1 app4.6Sports

Both apps target visual processing improvement, with Kinetic Visual Acuity focusing on dynamic sports tracking and Galaxy Vision Training using gabor patches for visual cortex stimulation.

Dmitriy Baliuk

known forEye Exercise & Vision Training

1 app3.4Sports

Both apps target vision improvement, but Kinetic Visual Acuity focuses on athletic depth and lateral tracking while the rival targets general eyesight maintenance using AI eye-tracking.

Furkan Yesiloglu

known forEyeFit - Vision Training

1 app5.0Sports

Both apps target athletes seeking visual reaction speed training, but EyeFit broadens the audience to gamers and drivers through peripheral vision exercises.

Nazar Boiarintcev

known forEyes + Vision: training & care

1 app4.8Sports

Both apps target visual performance improvement, with the rival focusing on general ocular health and condition management while Kinetic Visual Acuity targets athletic depth and lateral tracking.

Optics Trainer

known forVision Training & Eye Exercise

1 app4.5Sports

Both applications compete for users seeking visual tracking improvements, though Kinetic Visual Acuity targets sports performance while Vision Training & Eye Exercise focuses on clinical recovery.

Osawa Shunsuke

known forEye Recovery Training

1 app4.7Sports

Both apps compete for users seeking vision improvement tools, though Eye Recovery Training targets daily eye strain management while Kinetic Visual Acuity focuses on athletic depth and lateral tracking.

ProSight Sports Vision

known forProSight Sports Vision Trainer

1 app4.8Sports

Both apps target athletes seeking visual-motor skill improvement, specifically dynamic vision tracking, though ProSight offers a broader suite of 12 drills compared to Kinetic's single hex-head pillar mechanism.

SHUUICHI WATANABE

known for3×3D Eye Training

1 app4.0Sports

Both applications target visual acuity improvement, competing for users seeking vision training tools despite differing mechanisms (sports tracking versus stereoscopic Gabor patches).

Volodymyr Yahenskyi

known forEye Workout: Recovery Exercise

1 app4.2Sports

Both apps target visual conditioning. The rival focuses on screen fatigue recovery while the target app specializes in dynamic sports tracking.

Same space(10)

Dzimitry Hutkin

known forVision test and Eye exercises

1 app4.2Sports

This app focuses on daily eye health maintenance and habit building rather than athletic performance.

KYBERVISION JAPAN

known forVisual Acuity Remote

1 app3.0Sports

This app functions as a utility for professional vision care hardware.

QUELING

known forReflex Glasses

1 appSports

This app addresses sports vision training by emphasizing peripheral awareness and decision-making.

Rino Enterprises

known foreETDRS Visual Acuity Test

2 apps0.0Sports

This app serves as a specialized tool for clinical research studies.

Roar Slot Nielsen

known forEye Test - Visual Acuity

1 app3.9Sports

This app provides clinical-grade visual acuity measurement for medical reference.

This app targets neurological performance training for professional athletes and military personnel.

Varun Kodathala

known forSports Vision - Learn To Train

1 app5.0Sports

This app provides AI-driven performance analysis for sports training.

Viacheslav Baidikov

known forEye Test: Check Your Vision

1 app4.7Sports

This app targets relief from digital eye strain through daily testing and exercises.

Yuki Takeda

known forVisual Acuity Test on App!

1 app5.0Sports

This app provides a basic visual acuity check for general users.

音 卢

known forFocusKids: Vision Training

1 app0.0Sports

This app gamifies vision training for pediatric users.

The Analyst's Read

The bottom line on Yasuyoshi Ota

Bottom line

Yasuyoshi Ota maintains a stable, high-velocity portfolio of niche utilities that serve specific cognitive and productivity needs. The publisher's strength lies in long-term maintenance of a broad catalog rather than aggressive user acquisition.

Frequently asked questions

How many apps does Yasuyoshi Ota publish?
Yasuyoshi Ota has 33 apps tracked by Marlvel, primarily in the Education category.
What kind of apps does Yasuyoshi Ota make?
Yasuyoshi Ota's portfolio is concentrated in Education and Lifestyle, with an average rating of 2.0/5 across rated apps.
What is Yasuyoshi Ota's top app?
By review volume across the portfolio, Jigsaw Puzzle Maker for iPad L is Yasuyoshi Ota's best-known app tracked by Marlvel.

What fed this analysis

Apps analyzed:
33
With full intel:
0
With overview:
33
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 Yasuyoshi Ota, 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. “Yasuyoshi Ota intelligence.” Updated 2026-05-05. https://marlvel.ai/publishers/yasuyoshi-ota

See methodologyContact support

Data licensed under CC-BY-NC 4.0