Instrument Scales

Turn music theory into something you can see, hear, and practice. Instrument Scales is a visual music-theory toolkit for guitar, bass, piano, ukulele, and mandolin. Explore scales and chords across the full instrument, hear each note, and understand how tones connect in every key. Unlock Pro with a single one-time purchase — no subscription required — or go further with the Max subscription: a fresh Max Daily session built for you every day, full ear-training sessions, and the Mastery Map to watch your skills grow. The yearly Max plan starts with a 7-day free trial. EXPLORE SCALES AND CHORDS • Browse a complete catalog of scales. • View notes across guitar, bass, piano, ukulele, or mandolin. • 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. • Answer a free daily ear-training question. • Use smart reminders to make practice part of your routine. • With Max, get a fresh Max Daily session, full ear-training sessions, and 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/