I made this app to help you easily understand and find information about music theory. Use the included tools and exercises to improve your ear training, music theory skills and sight-reading.
Please, contact me if you find any problems with the app, or if you want to share your feedback!
Theory
Intervals, chords, note values, rests, circle of fifths, scales, octaves, and various notation symbols (dynamics, articulation etc.)
Tools
Chord builder - generate chords and listen to examples
Scale builder - generate scales and listen to examples
Mode builder - generate modes and listen to examples
Practice Helper (paid feature) - use this tool to randomize scales, keys and chords. It can help you during your practice sessions when you ask yourself "what should I practice next?"
Exercises
Ear training is a crucial part of becoming a musician! That's why Music Theory Helper includes bort ear training and music theory exercises to help you train your skills:
Listening exercises - interval recognition (melodic and harmonic), chord recognition, chord inversions, chord progressions (major)
Reading exercises - note reading (sight-reading), interval reading, chord reading, key signatures, scale formulas
Mental practice - chord/scale degrees
The app is free, but some features require an active subscription.
Available in the following languages: English, Spanish, Italian, Russian, German, Swedish, Danish, Finnish, French, Japanese, Korean, Norwegian, Portuguese, Chinese.
Please, contact me if there are any issues!
v5.1
• Added translation for: Chinese, Danish, Dutch, Finnish, French, Indonesian, Japanese, Korean, Norwegian, Portuguese, Ukrainian
v5.0
• Spanish!
• Design improvements!
• Annual subscription option!
v4.7
• NEW EXERCISE: change key/clef for the examples in Theory -> Intervals
Check out the full changelog in: "Settings" -> "About" -> "Changelog"
Please, contact me if there are any issues!
v5.1
• Added translation for: Chinese, Danish, Dutch, Finnish, French, Indonesian, Japanese, Korean, Norwegian, Portuguese, Ukrainian
v5.0
• Spanish!
• Design improvements!
• Annual subscription option!
v4.7
• NEW EXERCISE: change key/clef for the examples in Theory -> Intervals
Check out the full changelog in: "Settings" -> "About" -> "Changelog"
Please, contact me if there are any issues!
v5.1
• Added translation for: Chinese, Danish, Dutch, Finnish, French, Indonesian, Japanese, Korean, Norwegian, Portuguese, Ukrainian
v5.0
• Spanish!
• Design improvements!
• Annual subscription option!
v4.7
• NEW EXERCISE: change key/clef for the examples in Theory -> Intervals
Check out the full changelog in: "Settings" -> "About" -> "Changelog"
Please, contact me if there are any issues!
v5.0
• Spanish!
• Design improvements!
• Annual subscription option!
v4.7
• NEW EXERCISE: change key/clef for the examples in Theory -> Intervals
v4.6
• NEW EXERCISE: Warmup -> Note Values
Check out the full changelog in: "Settings" -> "About" -> "Changelog"
Please, contact me if there are any issues!
v4.1
Paid content:
• Reading exercise intervals: option to practice both treble and bass clef
Check out the full changelog in: "Settings" -> "About" -> "Changelog"
Please, contact me if there are any issues!
v4.0.3
• Navigation: new way to navigate the app
• THEORY - Circle of Fifths: new tool to show chords from each key.
• Design improvements (Material Design 3 - Material You).
• Android 12+: Dynamic Colors - the app change color based on your phone\'s theme.
• Android 13: change language from your phone settings.
• Android 13: Support for Themed App Icons.
• Bug fixes!
Check out the full changelog in: "Settings" -> "About" -> "Changelog"
Please, contact me if there are any issues!
v4.0.3
• Navigation: new way to navigate the app
• THEORY - Circle of Fifths: new tool to show chords from each key.
• Design improvements (Material Design 3 - Material You).
• Android 12+: Dynamic Colors - the app change color based on your phone\'s theme.
• Android 13: change language from your phone settings.
• Android 13: Support for Themed App Icons.
• Bug fixes!
Check out the full changelog in: "Settings" -> "About" -> "Changelog"
Please, contact me if there are any issues!
*Version 2.4*
Free content:
• Chord Builder - listen to individual chord notes
• Reddit community - link can be found under settings
Paid content:
• Chord Builder - new chords: m9, 7b9, 7#9, 7#5
Check out the changelog in: "Settings" -> "About" -> "Changelog"
Please, contact me if something doesn't work!
*Version 1.8*
• NEW reading exercise: key signatures
*Version 1.7*
• NEW tool: mode builder
Please, contact me if something doesn't work!
*Version 1.6.1*
• NEW ear training exercise: Chord progressions (major)
• Design tweaks
Please, contact me if something doesn't work!
*Version 1.5*
• Exercises - updated theming
• Exercises - removed the time limit on exercises
Please, contact me if something doesn't work!
*Version 1.4*
• Chords - new design
• Exercises - new sound effect on wrong answers
• Piano - improved layout on some devices
Please, contact me if something doesn't work!
*Version 1.3*
• Scale builder: added phrygian, lydian, mixolydian and locrian
• Added a changelog in Settings -> About
Please, contact me if something doesn't work!
*Version 1.2*
• NEW ear training exercise: Chord inversions (arpeggio or harmonic)
• Ear training exercise: Chords - hard and expert mode added
• Scale Builder: play button
• Chord Builder: train chord
• Night/Dark Mode: toggle on/off in settings
Please, contact me if something doesn't work!
*Version 1.1*
• Dark Theme!
• Chord Builder - added an option to listen to your freshly created chords
• Scale Builder - two new scales
• Exercises - multiplier (x3, x5, x10) for your score
• Ear training - all keys are available when playing with random key activated (previously there were only three keys available)
• Piano, pitch pipe and ear training - no longer have to load
Please, contact me if something doesn't work!
*0.6.0*
• Scale Builder - Like Chord Builder but for scales. More scales coming later.
• Updated design for the exercise menus
• Piano and Pitch Pipe - New code for audio. Should work much better now
• Fixed bugs and spelling mistakes
*0.5.9*
• Scales - saves the lastest used scale
• Chord builder - added: sus2, sus4
• New adaptive icon (updated to support latest Android version)
Please, contact me if something doesn't work!*0.5.8*• All the exercises are now FREEYou can request a refund if you purchased the full version in July 2015, send me an email if that's the case.