RealJam
Jam over real changes.
No signup. No wrong notes. Just you and the band.
realjam.app/jam

How it works
1
Tap a key — the band starts around you
2
Everything lit sounds good — no wrong notes
3
Keep a take, see exactly what worked
Three ladders
Melody
Rungs 0–8 · build a melodic voice from scratch
Harmony
H1–H5 · swap chords, build loops, reharm songs
Time
R1–R6 · pocket, feel, and rhythmic control