Audio Spectrum Monitor icon
Vocal Pitch Monitor icon

Tadao Yamaoka

For vocalists and musicians requiring real-time visual pitch feedback and tuning capabilities for practice or performance.

2apps4.2(7.2K)ミュージックMusic

Snapshot

Who is Tadao Yamaoka?

Providing vocalists and musicians with high-precision, real-time audio analysis and pitch monitoring tools.

Target audience

VocalistsMusicians requiring real-time visual pitch feedbackTuning capabilities for practice or performance

Active nemesis

Wei Liu

Other rivals

Portfolio

Free 1
2
apps
Music1
ミュージック1

Last updated

Vocal Pitch Monitor

v1.5.5

12mo ago

Maintenance

Publisher DNA

What defines Tadao Yamaoka?

Publisher DNA

Primary focus

Music utility and audio analysis tools

Scale

indie

Target audience

Vocalists and musicians requiring real-time visual pitch feedback and tuning capabilities for practice or performance.

Signature Patterns

  • Focus on real-time pitch visualization across a 7-octave range
  • Minimalist utility design prioritizing functional feedback over aesthetic complexity
  • Single-app portfolio strategy maintained over a 10-year lifecycle
  • Free-to-use pricing model targeting the music education sector
Maintenance

Portfolio momentum

The publisher has released 0 updates in the last 6 months for its single active title, indicating a long-term maintenance posture.

Active apps 1

Portfolio

What does Tadao Yamaoka ship?

Apps

2 apps analysed

Vocal Pitch Monitor icon
Vocal Pitch Monitor

It is an application which displays the pitch in real time.

4.2(7.2K)
View Intel →

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

Based on 1 of 2 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

Rivals

Who does Tadao Yamaoka compete with?

The rivals identified

Nemeses(1)

Wei Liu

known forPitch Trainer - Ear Training

1 app4.7Music

Both apps target musicians and vocalists seeking to improve technical skills, with Vocal Pitch Monitor focusing on real-time visual feedback and Pitch Trainer focusing on ear-based recognition.

Contenders(10)

A BONFIRE OF SOULS S.C.

known forSolFaMe: Voice tuner & singing

1 appMusic

Both applications target vocalists through pitch-tracking functionality, though SolFaMe expands into music theory education and composition.

Alena Kucharenka

known forOnPitch - Vocal Pitch Monitor

1 app4.2Music

Both apps target vocalists with free, real-time pitch visualization tools, creating direct competition for users seeking immediate feedback on vocal accuracy.

Artem Popov

known forVocal Range Finder, Warm Up

1 app4.8Music

Both apps target vocalists seeking pitch and range analysis, competing for the same user base interested in vocal performance improvement.

Autumn Rock Software Development

known forMusicPutty - Vocal Tune

2 apps4.4Music

This app focuses on post-recording vocal production and pitch correction rather than real-time monitoring.

Coda Labs Incorporated

known forPitch Pro Tuner & Metronome

1 app4.6Music

Both applications target vocalists and musicians with free tools for pitch and performance analysis, creating direct competition for the same user base.

Jiajun Xu

known forPitchy - Sing On Pitch

1 app4.3Music

Both apps target vocalists requiring real-time pitch feedback, with Pitchy offering specialized song-practice tools that overlap with the core utility of Vocal Pitch Monitor.

Kiichi Itoh

known forVocalTuner - Pitch Training

1 app4.4Music

Both apps target vocalists and musicians with real-time pitch visualization and training tools, competing directly for users seeking vocal accuracy feedback.

Pavel Levin

known forVoice Training & Vocal Warm Up

1 app4.5Music

Both apps target vocalists, but Vocal Pitch Monitor focuses on real-time visual pitch analysis while Voice Training & Vocal Warm Up focuses on structured scale playback and warm-up exercises.

Springwell Music

known forSingscope

1 app4.5Music

Both applications target vocalists by providing real-time pitch visualization and recording capabilities on mobile devices.

Toshihiko Arai

known forPitch trainer - Harmonize

1 app4.2Music

Both apps target musicians and vocalists aiming to improve pitch accuracy, though they utilize different pedagogical mechanisms: real-time visual tracking versus ear-training interval matching.

Same space(9)

Aliaksei Saskevich

known forTuneHertz: Chromatic Tuner

1 app0.0Music

This tool offers a simplified, minimalist approach to instrument tuning for users who prefer basic pitch feedback.

Harden Consulting

known forTuner - Pitched!

1 app4.7Music

This tool serves the same musician base with a focus on multi-instrument precision rather than vocal-specific range tracking.

Hung Nguyen Van

known forVoxLab: Smart Vocal Tuner

1 app5.0Music

This app expands into vocal production and video remixing, moving beyond simple pitch monitoring into content creation.

John Walbolt

known forPocket Pitch - The Singer App

1 app4.6Music

This app acts as a multi-tool for singers by combining a pitch pipe, metronome, and tuner in one interface.

This app provides a visually-oriented tuning experience for musicians through a customizable interface.

Loop-Sessions

known forAudio / Spectrum Analyzer

1 app4.6Music

This app provides technical audio visualization for users who need deeper frequency analysis than standard pitch monitoring.

ONYX Apps

known forSpectrum Analyzer RTA

1 app4.3Music

This utility targets professional audio engineers requiring high-precision acoustic measurement tools for room and speaker tuning.

Piascore

known forTuner Lite by Piascore

1 app4.5Music

This app targets the same musician audience by providing instrument-specific tuning rather than vocal-centric visualization.

Shigeki Matsunaka

known forPitch Checker: Chromatic Tuner

1 app4.6Music

This tool offers similar real-time pitch detection but adds a rhythm-focused metronome for broader practice utility.

New entrants(1)

HOJA LABS

known forPitchPerfect: Pitch Monitor

1 app0.0Music

This app focuses on intonation and vibrato refinement for vocalists and players of fretless instruments.

The Analyst's Read

The bottom line on Tadao Yamaoka

Bottom line

Tadao Yamaoka is a focused indie developer with a clear niche in the music utility market. Their sustained 4.18★ weighted rating indicates a successful long-term maintenance strategy for high-utility audio tools.

Frequently asked questions

How many apps does Tadao Yamaoka publish?
Tadao Yamaoka has 2 apps tracked by Marlvel, primarily in the Music category.
What kind of apps does Tadao Yamaoka make?
Tadao Yamaoka's portfolio is concentrated in Music and ミュージック, with an average rating of 4.2/5 across rated apps.
What is Tadao Yamaoka's top app?
By review volume across the portfolio, Vocal Pitch Monitor is Tadao Yamaoka's best-known app tracked by Marlvel.
In how many countries are Tadao Yamaoka's apps available?
Marlvel has tracked Tadao Yamaoka's apps across 2 countries.

What fed this analysis

Apps analyzed:
1
With full intel:
0
With overview:
1
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 Tadao Yamaoka, 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. “Tadao Yamaoka intelligence.” Updated 2026-04-24. https://marlvel.ai/publishers/tadao-yamaoka

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Data licensed under CC-BY-NC 4.0