About this app
Get to know your scales and chords. This app will teach you some of the different scales and chords and their relating number interval system which can be applied towards your instrument of choice! -Geared for Guitar, Bass, and Piano -Set Key, Scale, or Chord -Shows relating number(Roman Numeral)interval and note names -Aids with improvising -Easy key set for all 12 keys -Free for All! - Ad supported
Latest release
What’s New
*Updated to take advantage of iPhone 5 and iPod 5 screen
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 15, 2026 · 6:10 AM Free
Screenshots
