Instrument Scales: Learn, Tune

Guitar, Bass & Piano Lessons

Free · In-App Purchases

Turn music theory into something you can see, hear, and practice. Instrument Scales is a visual music-theory toolkit for guitar, bass, and piano. Explore scales and chords across the full instrument, hear each note, and understand how tones connect in every key. EXPLORE SCALES AND CHORDS • Browse a complete catalog of scales. • View notes across guitar, bass, or piano. • Switch between note names, scale degrees, and intervals. • See key-aware note spelling and the chords that belong to each key. • Explore practical chord voicings and fingerboard patterns. • Tap notes to hear how they sound. LEARN AND PRACTICE • Follow short, guided lessons that connect theory to your instrument. • Build focused scale-practice sessions. • Review completed material and keep a practice streak. • Use smart reminders to make practice part of your routine. • With Max, get a fresh Max Daily session and see your progress in the Mastery Map. MUSIC TOOLS • Tune any note with the chromatic tuner. • Build steady time with the metronome. • Create, reorder, play, and loop chord progressions in any key. MAKE IT YOURS • Work with multiple scale setups at once. • Save favorites and reusable practice plans. • Create custom scales and tunings. • Personalize instrument necks and note colors. • Use left-handed layouts where supported. Instrument Scales is available on iPhone, iPad, and Mac, with a localized interface in English, Brazilian Portuguese, Japanese, Spanish, German, and Simplified Chinese. Start with the free essentials. Optional Pro and Max purchases unlock additional tools, lessons, and practice features. Terms of Use (Apple Standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

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New in this update: • Max Daily builds a focused practice session from lessons, review material, and fresh challenges. • Mastery Map brings your lesson, exercise, quiz, tempo, key, and review progress together in one clear view. • Expanded guided lessons and improved lesson exercises. • Smarter practice reminders, streak support, and review workouts. • A more capable chord progression player with reusable progressions. • Refined themes, layouts, localization, accessibility, and reliability across iPhone, iPad, and Mac. Max Daily and Mastery Map are available with Max.

Version 4.0.0

The developer, Thiago Anderson Martins, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary based, for example, on the features you use or your age. Learn More

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    Provider
    • Thiago Anderson Martins
    Size
    • 39.5 MB
    Category
    • Music
    Compatibility
    Requires iOS 18.0 or later.
    • iPhone
      Requires iOS 18.0 or later.
    • iPad
      Requires iPadOS 18.0 or later.
    • Mac
      Requires macOS 15.0 or later.
    • Apple Vision
      Requires visionOS 2.0 or later.
    Languages
    English and 5 more
    • English, German, Japanese, Portuguese, Simplified Chinese, Spanish
    Age Rating
    4+
    In-App Purchases
    Yes
    • Instrument Scales Max USD 4.99
    • Instrument Scales Max USD 0.99
    • Instrument Scales Pro USD 0.99
    • Learn More
    Copyright
    • © Thiago Anderson Martins
  • Privacy Policy

    • More by Thiago Anderson Martins

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