ChordScanner vs JazzTree

ChordScanner turns your iPhone into the ultimate chord companion. Point your camera at any sheet music, lead sheet, or handwritten chart — and our on-device AI instantly identifies every chord. No subscription. No Wi-Fi. Just music. Instant Chord Recognition Snap a photo of any sheet music and watch complex chords come to life in seconds. Powered by advanced OCR AI — 100% on-device, 100% private. Supports 300+ chord types, from simple triads to advanced jazz voicings. Build Creative Progressions Go beyond scanning. Generate rich chord progressions across 6 styles — Jazz, Rock, Blues, Pop, Classical, and Funk — with flexible time signatures (2/4 to 7/4) and a built-in metronome. Your next song idea is one tap away. Hear It Come Alive Real-time audio playback powered by AudioKit, with musical notation that follows along as you listen. Practice, experiment, and create — all in one place. Learn at Your Own Pace Explore an extensive chord library ranging from beginner basics to expert-level harmony. Save your favorite progressions and build your personal musical toolkit. Your Privacy, Protected Everything runs on your device. No cloud uploads, no data sharing, no tracking. Your music stays yours. Perfect for guitarists, pianists, students, composers, and anyone who loves music.Instantly scan chords from any sheet music with AI — then build stunning progressions in Jazz, Rock, Blues & more. All on your iPhone. No internet needed.

JazzTree is a visual listening guide to jazz history. Explore 39 genres, see how they descend from, react against, and revive one another, and find about 350 records selected to make those relationships audible. EXPLORE THE LINEAGE Follow jazz across time in three complementary views: a focused rail, historical spans, and a full influence map. Filter connections by harmony, rhythm, form, instrumentation, improvisation, timbre, repertoire, social context, and technology. BROWSE 39 GENRES Search and sort genre profiles with concise histories, musical traits, key figures, contested boundaries, and gateway, core, and deep-listening albums. FOLLOW CURATED PATHS Take three ordered listening routes. Each step explains why one record follows another, and your progress stays on your device. LISTEN IN YOUR SERVICE Open albums in Spotify, Apple Music, or NetEase Cloud Music. JazzTree does not require an account. BUILT FOR CAREFUL EXPLORATION • About 350 albums • English and Simplified Chinese • Light and dark appearances • Offline editorial content • Confidence notes for uncertain discographic details • No ads and no JazzTree account Genre boundaries are arguments, not facts. JazzTree shows where scholars disagree and makes its editorial uncertainty visible.