About this app
Combo is like having a jazz combo to practice with on your device. It automatically generates music and chord charts for you to practice with. You pick a key, length and structure, and the app will generate a new jazz piece. Then, you can toggle the instruments you want to play with and the tempo to practice. Features - Optimized for iPhone, iPad, iPhone 6, iPhone 6+ - Play original, generated jazz music - Generate songs with custom key, measures per phrase, song form and repeats - Four instruments to choose from - pick solo and rhythm instruments, and choose others to add - Set the tempo
Latest release
What’s New
This update from Apple will improve the functionality of this app. No new features are included.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 19, 2026 · 6:23 PM Free
Screenshots
