MusicQuiz - Master Theory

"Master music theory through sound! With a massive 940-question library, you'll master chords and scales like a pro through fun, interactive quizzes."

[MusicQuiz: The Ultimate Training App to Link Sound and Theory]

"I read thick textbooks, but I just can't memorize chord tones and scales..." "I know the theory in my head, but it doesn't come out instantly in practice."

Solve these struggles effortlessly by switching from rote memorization to fun quizzes! By working through 940 high-quality, sound-enabled quizzes, theory will stick in your mind far more efficiently than spending hours reading textbooks. Through the process of solving with text and verifying with your ears, your theory will evolve from "vague knowledge" into a "powerful, practical tool."

Stop memorizing textbooks. Use your spare time for "musical brain training" to efficiently master chord tones, key signatures, scales, and the practical ear for chord progressions!

■ 5 Comprehensive Quiz Modes

◯ Chord Quiz (All Keys with Sound - Free) Learn chord tones visually and aurally by solving sound-enabled quizzes in every key.

Included Chords: ・Major 7th ・Dominant 7th ・Minor 7th ・m7b5 (Half-Diminished) Master the exact notes of these fundamental chords in all keys.

◯ Key Signature Quiz (Free) Train yourself to instantly identify major and minor keys from the number of sharps (#) or flats (b) on the staff. Mastering this lets you identify the key of any sheet music at a glance.

◯ Interval Quiz (All Keys - Full Version Only) Thoroughly master "intervals," the smallest unit of music, through 5 step-by-step levels. Develop the ability to instantly determine what note corresponds to a specific interval from a root note.

・Beginner: M3 (Major 3rd), m3 (Minor 3rd), P5 (Perfect 5th) ・Intermediate 1: M7 (Major 7th), m7 (Minor 7th) ・Intermediate 2: 9th, 11th, 13th ・Advanced 1: b9, #9 (Altered Tensions) ・Advanced 2: #11, b13 (Altered Tensions)

Covers everything from basic 3rds and 5ths to advanced altered tensions. This training allows you to instantly identify intervals, directly improving your performance on instruments like piano and guitar.

◯ Scale Quiz (Includes Ear Training - Full Version Only) In addition to theoretical questions on scale characteristics and notes, this mode includes "Ear Training Quizzes" where you identify scales by listening to actual sounds (all keys supported). Master the following scales from both a theoretical and aural perspective:

Included Scales: ・Ionian ・Dorian ・Phrygian ・Lydian ・Mixolydian ・Aeolian ・Locrian ・Major Pentatonic ・Minor Pentatonic ・Blues Scale ・Altered Scale ・Half-Whole Diminished ・Harmonic Minor ・Phrygian Dominant (HMP5B) ・Melodic Minor ・Whole Tone Scale ・Lydian b7

◯ Chord Progression Quiz (Practical - Full Version Only) Consists of two pillars: theoretical knowledge questions (e.g., "Which is the correct I-V-vi-IV in the key of C?") and ear training quizzes where you listen to and identify progressions. Featuring 10 major and 10 minor chord progressions in all keys, allowing you to not only gain knowledge but also experience the sound of fundamental progressions. Includes dominant motions and standard progressions to help you develop a highly practical musical ear.

■ Excellent Learning Support Features

◯ Music Theory Reference (Partially Free) A comprehensive reference chart of the concepts covered in the quizzes, complete with audio. By using the chart for input and the quizzes for output, your learning efficiency will skyrocket.

Reference Chart Contents: ・Chords ・Key Signatures ・Scales ・Chord Progressions ・Diatonic Chords List

◯ Customizable Learning Set quizzes in batches of "5 questions" or "10 questions" to make learning approachable even for beginners. Also features adjustable sound volumes for correct/incorrect answers and a Dark Mode.

◯ Bilingual Support Supports switching between English and Japanese.

"I study, but I can't remember it." "I only understand it vaguely." Stop putting off music theory! Master it the fun way through quizzes!