Who is Music Theory Decoder for?

Music Theory Decoder is a consumer product built for musicians and music students.

What platforms does Music Theory Decoder run on?

Music Theory Decoder runs on the web and iOS.

Is Music Theory Decoder still active?

Unverified. Music Theory Decoder has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

What projects are similar to Music Theory Decoder?

Similar projects tracked by PulseGate include 《Tonality, Music Theory Pro, and Music Theory Quiz Hero.

Who makes Music Theory Decoder?

Music Theory Decoder is developed by Tomi Nevalainen, based in the United States.

How long has Music Theory Decoder been around?

Music Theory Decoder first shipped in 2026.

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Music Theory Decoder

Name: Music Theory Decoder
Price: 4.99 USD
Author: Tomi Nevalainen

App StoreEducation & learning🇺🇸

Music Theory Decoder is an all-in-one music theory app offering interactive lessons, a Circle of Fifths tool, chord and scale libraries, and practical musician tools like a tuner and metronome. It helps musicians understand and apply theory concepts directly to their practice.

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Overview

8 features

Music Theory Decoder sits in PulseGate's Education & learning category. It provides a comprehensive, interactive guide to music theory with practical tools for musicians. Music Theory Decoder is a consumer product aimed at musicians and music students. Pricing is paid, from $4.99. It runs on the web and iOS.

Tomi Nevalainen builds and maintains Music Theory Decoder, and it first shipped in 2026. Among its 8 catalogued features are music theory lessons, Interactive Circle of Fifths, and chord finder.

Music theory lessons
Interactive Circle of Fifths
Chord finder
Scale library
Tuner
Metronome
Audio previews
Vocal practice

Built with & integrations

Runs on

BrowseriOS

Trust & compliance

Verified signals

HTTPSStore-verified publisher

Indexing history

What PulseGate has recorded for this listing

Indexed17 Jun · 13:22 UTC
Listing verified against its public source
Source: PulseGate · Open

Frequently asked questions about Music Theory Decoder

What does Music Theory Decoder do?: Music Theory Decoder provides a comprehensive, interactive guide to music theory with practical tools for musicians. It is catalogued under Education & learning on PulseGate.
Who is Music Theory Decoder for?: Music Theory Decoder is a consumer product built for musicians and music students.
How much does Music Theory Decoder cost?: Paid plans start at $4.99.
What platforms does Music Theory Decoder run on?: Music Theory Decoder runs on the web and iOS.
Is Music Theory Decoder still active?: Unverified. Music Theory Decoder has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What projects are similar to Music Theory Decoder?: Similar projects tracked by PulseGate include 《Tonality, Music Theory Pro, and Music Theory Quiz Hero.《Tonality Music Theory Pro Music Theory Quiz Hero
Who makes Music Theory Decoder?: Music Theory Decoder is developed by Tomi Nevalainen, based in the United States.
How long has Music Theory Decoder been around?: Music Theory Decoder first shipped in 2026.

At a glance

Platforms: Mobile
Languages: English
Built for: musicians and music students
Model: B2C
Solves: Provides a comprehensive, interactive guide to music theory with practical tools for musicians.

Registered as

App Store: 6763486860

Developer

🇺🇸Tomi Nevalainen

Index record

Identity confidence: High · 91.2
Indexed: 17 Jun 2026
Lifecycle: Alive
Last seen: 17 Jun 2026

Identity audit (12)

Slug: music-theory-decoder-apple-com
Lifecycle last checked: 8 Aug 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 17 Jun 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Taken from the project's own store listing.
Languages from: Detected by a language model from page content.
Canonical URL: https://apps.apple.com/app/id6763486860

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