JazzTree vs Jam House

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.

The band is waiting. Step into the session. Jam House lets you enjoy a jazz jam session on your own, with a band of piano, bass, drums and sax. Just pick a tune and press PLAY. The head, the count-off, trading solos, hits and the ending all flow just like a real session. JOIN WITH YOUR INSTRUMENT Choose piano, guitar, bass, drums or horn (or just listen). When it is your turn to solo, the band cues you in. FEEL THE STAGE Piano and guitar come with first-person video from the stage, plus a count-off voice and an audience that claps and cheers. A NEW ARRANGEMENT EVERY TIME Each PLAY changes who solos, how many choruses, and how it ends. Seven endings. TUNES Jam House Blues and Jam House Rhythm (originals), ii-V-I in all 12 keys, a pop progression, bossa nova and ballad practice changes, Danny Boy, Jingle Bells, Happy Birthday to You (jazz waltz), When the Saints Go Marching In FREE, NO ADS Everything is free. If you enjoy it, you can buy the developer a coffee (it does not unlock anything). The app's screens are in Japanese.