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Best Music Theory Free Apps

238+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated June 2026

Looking for free music theory free apps? 20 of our 238+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for Music Theory Free

MyMusicTheory - Music Theory#1

MyMusicTheory - Music Theory by myrApps

Exercises, lessons and quizzes
Editor's Choice
📚 Education
4.7😊(733 ratings)
FreeAdsIn-App Purchases
MyMusicTheory - Music Theory screenshot 1
MyMusicTheory - Music Theory screenshot 2
MyMusicTheory - Music Theory screenshot 3
MyMusicTheory - Music Theory screenshot 4

Master music theory with interactive exercises, lessons, and quizzes. Covers a wide range of topics from basic notes to complex chords and scales. Supports various clefs and naming schemes for comprehensive learning.

What We Love

  • 🎉 Helpful for learning music theory
  • 💯 Great for practicing notes, chords, and intervals
  • 📚 Comprehensive coverage of music theory concepts
  • 🏆 Effective for passing music theory exams

Room to Improve

  • 😞 Discouraging feedback when learning
  • 💰 Paywall for full app experience
  • 🤔 Some exercises use confusing or incorrect notation
Music Theory 101: Study Course#2

Music Theory 101: Study Course by Poesie Inc

Learn one new topic per day!
Strong Contender
📚 Education
4.6(28 ratings)
Free
Music Theory 101: Study Course screenshot 1
Music Theory 101: Study Course screenshot 2
Music Theory 101: Study Course screenshot 3

An interactive music theory training app covering classical fundamentals. It features 19 units with audio, exercises, and definitions, mirroring AP Music Theory exam curriculum. Practice skills with over 90 exercise types.

Music Theory Matrix#3

Music Theory Matrix by Hamoon Nozari

Learn music theory
Worth Considering
📚 Education
5.0(1 ratings)
Free
Music Theory Matrix screenshot 1
Music Theory Matrix screenshot 2
Music Theory Matrix screenshot 3
Music Theory Matrix screenshot 4
Music Theory Matrix screenshot 5
Music Theory Matrix screenshot 6

Explore the mathematical and computational underpinnings of music theory. This app uses algorithms, data visualization, and computer science concepts to make understanding scales, chords, and harmony intuitive and accessible, even without prior music knowledge.

More Music Theory Free apps to explore

4
Memorize Music Theory
Memorize Music Theory
Memorize Music Theory
by E-Sharp LLC
Free
📚 Education
(0)
5
Tomus - music theory tutor
Tomus - music theory tutor
Tomus - music theory tutor
Games and quizzes for progress
Free

This app offers a game-based approach to learning music theory. It provides daily sessions and training modules covering ear training, sight-reading, rhythm, and music knowledge to enhance musical intelligence and skills.

Game-based learningDaily music theory sessionsEar training modules
📚 Education
(50)
freemium
6
TONALY: Songs, Scales & Theory
TONALY: Songs, Scales & Theory
TONALY: Songs, Scales & Theory
Chords, Scales & Progressions
Free
$9.99 | 100% OFF

This app helps musicians of all levels write songs, find chords, and learn music theory. It offers tools for chord and scale practice, MIDI and PDF export, and collaboration features for songwriters and producers.

Songwriting toolsChord and scale learningMIDI and PDF export
🎵 Music
(6.3K)
free with in-app purchases
7
Music Theory Quiz!
Music Theory Quiz!
Music Theory Quiz!
From one music nerd to another
Free

Practice essential music theory concepts like intervals, chords, and scales. Receive detailed feedback and track your progress with comprehensive statistics. Ideal for music students looking to hone their skills.

Interval practiceTriad quizzesSeventh chord exercises
🎵 Music
(1)
free
8
Waay: Learn music theory
Waay: Learn music theory
Waay: Learn music theory
Perfect for beginners
Free

This app teaches applied music theory for aspiring musicians. Learn to construct melodies, chords, and progressions through interactive exercises and video lessons. It's designed for both beginners and experienced players to enhance their creative songwriting and instrumental skills.

Interactive exercisesBite-sized video lessonsProgress tracking
📚 Education
(1.2K)
free with in-app purchases
9
Music Tutor (Sight-reading)
Music Tutor (Sight-reading)
Music Tutor (Sight-reading)
Improve your sight-reading
Free

This app helps you learn to read sheet music and improve your sight-reading abilities. Practice identifying notes in various clefs with timed or untimed sessions and track your progress. It offers MIDI support and a companion Apple Watch app for on-the-go practice.

Sheet music reading practiceTimed note identificationTreble, bass, and alto clef support
🎵 Music
(2K)
free with in-app purchases
10
Music Theory Alarm
Music Theory Alarm
Music Theory Alarm
Quiz alarms clock questions
Free

This app functions as an alarm clock that requires users to correctly answer music theory questions to turn it off. It offers customizable difficulty and intervals, along with a practice mode to reinforce learning. Wake up and test your musical knowledge simultaneously.

Music theory quiz to disable alarmCustomizable alarm intervals and difficultyPractice mode with instrument tones
🎵 Music
(5)
free
11
GuitEar Music Theory
GuitEar Music Theory
GuitEar Music Theory
Ear-Training & Music Theory
Free

Enhance your understanding of music theory and develop your ear with interactive modules. Designed for guitar and bass players, but beneficial for all musicians seeking to improve their aural skills and theoretical knowledge.

Ear training modulesBasic music theory lessonsSuitable for guitar, bass, and keyboard players
📚 Education
(8)
free
12
Piano Chords and Scales
Piano Chords and Scales
Piano Chords and Scales
Learn, play and compose songs
Free

Explore chords, scales, and progressions to compose music. Visualize musical structures on a virtual piano and staff, with interactive tools and audio playback. Ideal for musicians of all levels seeking inspiration and understanding.

Chord and scale collectionsSong composer with recommendationsVirtual piano and staff views
🎵 Music
(9.1K)
free with in-app purchases
13
Learn music theory with Sonid
Learn music theory with Sonid
Learn music theory with Sonid
Music theory for everyone!
Free

Learn music theory with a structured, subject-focused approach. Master notes, intervals, chords, and scales through interactive lessons, quizzes, and exercises. Expand your musical knowledge and refine your skills.

Learn individual musical subjectsAnswer questions about learned topicsExercise notes, intervals, chords, scales
📚 Education
(207)
free with in-app purchases
14
EarMaster - Music Theory
EarMaster - Music Theory
EarMaster - Music Theory
Ear training & sight-singing
Free

Enhance your musical abilities with comprehensive ear training, sight-singing, and rhythm exercises. This app offers thousands of lessons for all skill levels, from beginners to advanced musicians, and is used by top music schools.

Ear training exercisesSight-singing practiceRhythm training
🎵 Music
(405)
free with in-app purchases
15
Music Theory by Justin Guitar
Music Theory by Justin Guitar
Music Theory by Justin Guitar
How Music Works on Fretboard
Free

This app transforms music theory into practical guitar skills through interactive lessons and fretboard exercises. Learn to understand keys, scales, and chords, and apply new concepts instantly to your playing. Accelerate your musical journey and break through learning plateaus.

Guitar-first approach to theoryInteractive fretboard exercisesPractical application of concepts
📚 Education
(294)
subscription
16
Music Theory Essentials
Music Theory Essentials
Music Theory Essentials
Explore the world of music!
Free

Learn the fundamentals of music theory with this comprehensive app. It offers a structured approach to understanding notes, rhythm, scales, chords, and more, suitable for beginners and experienced musicians alike. Explore the science and creativity of music in an engaging and accessible way.

Structured learning pathCovers notes, rhythm, scales, and chordsInformation on sound physics
📚 Education
(1)
free with in-app purchases
17
Music Theory Tests
Music Theory Tests
Music Theory Tests
Preparation for your music
Free

Prepare for music theory exams with an efficient online learning experience. This app combines interactive testing, instant feedback, and learning resources to help students of all ages achieve success.

Interactive testingInstant feedbackLearning resources
📚 Education
(13)
free with in-app purchases
18
Treble - Learn Music Theory
Treble - Learn Music Theory
Treble - Learn Music Theory
Learn Music Theory
Free

Master music theory with engaging lessons, interactive quizzes, and fun mini-games. This app makes learning accessible for beginners and experienced musicians alike, covering topics from scales to harmony. Unlock your musical potential with a practical and enjoyable approach to theory.

Bite-sized lessonsInteractive quizzesMini-games for practice
📚 Education
(13)
freemium
19
Ultimate Music Theory
Ultimate Music Theory
Ultimate Music Theory
Courses, Certification & Books
Free

Access all your music theory video courses, certification, and training in one convenient app. Study from anywhere to improve your musicianship and connect with a vibrant music education community. Stay updated with the latest news and developments.

Access video coursesUMT Certification & TrainingPush notifications for news
🎵 Music
(1)
free with in-app purchases
20
Grokit: Guitar & Music Theory
Grokit: Guitar & Music Theory
Grokit: Guitar & Music Theory
Fun & Engaging Guitar Lessons
Free

Learn guitar and music theory with interactive lessons and exercises. This app offers a structured path to improve your skills, focusing on fretboard knowledge and practical application for all levels.

Interactive guitar workoutsFretboard-based music theoryStructured practice tools
📚 Education
(20)
free with in-app purchases