About this app
This is a learning software for analog piano. Multiple keyboards can display up to 72 scale keys on the same screen Can choose whether to display the scale name on the key Support multiple fingers to simultaneously play Switch background and some background dynamics when playing
Latest release
What’s New
1. Fixed the blurring problem of some icons 2. Fixed some bugs
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 Sep 12, 2026 · 3:17 AM Free
Screenshots
