Fed up with boring backing tracks? Try JJazzLab and make your own dynamic backing tracks in just a few minutes!
"Love it, works as expected, wow, thanks to the author" - "Absolutely fantastic app!" (YouTube comments)
Features:
- Dynamic backing tracks - Create professional-quality backing tracks that breathe with real musicality.
- Musically alive - Add variety, rhythmic accents and natural dynamics that keep your practice sessions inspiring.
- Hundreds of styles at your fingertips - Master jazz standards with the signature jjSwing style, or explore any genre using compatible Yamaha style files for endless possibilities.
- Simple user interface - Type in a few chord symbols, choose a style and hit play. No complex setup required.
- Grows with your skills - Whether you're working on a simple blues or a complex composition with multiple sections and tempo changes, JJazzLab adapts to your needs.
- Open-source platform for musicians and developers - JJazzLab welcomes community contributions, custom plugins, and new music generation features that keep evolving.
Screenshots
Observed history
| App | Change | Version | When ↑ |
|---|
No observed changes yet.
The initial import establishes a baseline. Future version changes will appear here.
Browse the app catalogue →Upstream releases
Release notes supplied by the developer. These dates are not Flathub package publication times.
5.2.113 Apr 2026
Release description
- Bug fixes
5.27 Apr 2026
Release description
- UI improvements, many bugs fixes, including the global freeze one
- FluidSynth audio driver can now be adjusted (mostly for Linux)
5.12 Jan 2026
Release description
- 23 bug fixes
- jjSwing style improvements: drums fills, tempo-based swing-feel adaptations, ...
- 4 new Yamaha styles
- Other new features...
5.0.126 Nov 2025
Release description
- New jjSwing intelligent style
- Track overrides
- Many new features and bug fixes...
