JazzTree vs RiffAlly Jam

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.

Solo with a band. See the scale. Follow the chords. RiffAlly Jam is a guitar practice companion for improvisation, solos and chord changes. An on-device drums-and-bass backing band plays your progression while the live chord display and fretboard guide help you find your next phrase. START WITH FOUR ORIGINAL PROGRESSIONS • Choose Open Road, Minor Horizon, Soul Return or Dorian Pocket • Choose your practice key once and keep it when switching progressions • Edit individual chord roots and types, or reorder the four chords • Each progression loads its own tempo while preserving your band settings • Search by name or feel and make each progression your own SOLO WITH A VISUAL GUIDE • See the current chord and fretboard guide together during normal playback; larger text remains scrollable • Follow the scale pattern, current chord root and other chord tones as the band plays • Swipe the neck from open strings through fret 24, even while playing • Choose Dark Ebony, Maple or Walnut fretboard finishes SHAPE YOUR BACKING BAND • Choose from 14 rhythm styles, including Classic Rock, Dirty Rock, Blues Shuffle, Tight Funk, Jazz Swing and Bossa Nova • Pick Rock, Jazz or Vintage Brushes acoustic drums and Clean Finger, Clean Pick or Upright bass • All instrument sounds are included for offline practice; accompaniment is drums and bass, not recorded songs or guitar parts • Let each chord last one, two or four bars • Start with a count-in, then mute or rebalance drums and bass without stopping KEEP YOUR SETUPS Save jams locally and return to their keys, tempos, sounds and custom chords. In-app Help explains the controls and guide. Saved jams based on presets removed in version 1.1.1 are hidden, but their data remains on the device. PRIVATE BY DESIGN Music practice works offline, with no account or advertising. Jam collects no data. Optional tips and online support links require an internet connection; tips unlock no features and are never required.