iChanges vs ChordLoop

Master jazz harmony directly on your instrument. iChanges helps jazz musicians train chord tones, target notes and jazz changes through active playing instead of pure theory. Use your trumpet, saxophone, piano, guitar or any melodic instrument with real-time pitch detection, or practice silently with the built-in keyboard. Features: • Real-time pitch detection using your microphone • Built-in piano keyboard for silent practice • 15 chord types including Maj7, Min7, Dom7, Alt7, Half-Diminished and more • All 12 keys supported • Transposition for C, Bb, Eb, F and G instruments • Random practice mode • Song mode with MusicXML import • Adjustable tempo and chord duration • Practice chord tones, tensions and alterations • Select specific target notes or train randomly • Local progress tracking and statistics • 14-day learning history Whether you are learning your first ii-V-I progression or refining altered dominant vocabulary, iChanges provides focused, practical training designed for real musicians. No account required. No subscriptions. No ads.

ChordLoop is the fastest way to find your next chord progression. Pick a key, tap a chord, and hear it instantly. Stack chords into a progression, loop it at any tempo, and let the ideas flow. Whether you're writing a song, learning theory, or just noodling on the couch, ChordLoop turns "what sounds good next?" into a few taps. WHAT YOU CAN DO • Play every chord in any key — major and minor, with the music theory built in and correct • Hear real sound generated right on your device — nothing to download, works fully offline • Flip on 7th chords for a richer, jazzier feel • Loop your progression at any tempo and hear it come to life • Start from classic progressions — pop, 50s, ballad, and more • Save the progressions you love • Share a progression with a single tap CHORDLOOP PRO — one-time unlock • Export any progression to MIDI and drop it into GarageBand, Logic, or any DAW • Drum grooves that turn your progression into a real track • Six more instruments — Organ, Nylon Guitar, Synth, Strings, Music Box, and Marimba CHORDLOOP STUDIO — for teachers, band leaders and anyone who runs a rehearsal • Chord chart export — a clean one-page chart of any progression to print or share • Practice mode — count-in, start slow, speed up each pass, stop after a set number of passes • Lesson sets — group saved progressions by class, student or song • Up to 100 saved ideas, and everything in Pro while Studio is active Studio is an auto-renewing subscription: $4.99 a month or $29.99 a year, billed to your Apple ID. It renews automatically unless it is cancelled at least 24 hours before the end of the current period; manage or cancel it any time in your Apple ID settings. Pro stays a one-time purchase and does not expire. STUDIO WITH A TEACHER — free for the teacher • Got a code from your music teacher? Settings › Studio with a teacher › type it with your first name • No code yet? Invite your teacher from the app: they sign up free and you join their studio automatically • This week's loop from your teacher sits at the top of the app, with their note and practice plan • Every practice run reports back: the loop, how many passes, the tempo you reached — never typed, never a leaderboard • Teachers: paste your key once and every saved idea gets a Send to students button; your page shows who practised Built for songwriters, producers, guitarists, pianists, ukulele players, teachers, and anyone learning music. No account. No ads. The full songwriting core is free; Pro is a single one-time purchase; Studio is optional. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://jonathanbbiles.github.io/chordloop/privacy.html