Spelled the way this scale is usually written. The arrows beside the key name step up and down.
A link or a file carries the key, scale, sound, Flex or Chromatic, octaves, Focus, key colors, note names and view. Nothing is uploaded.
Let go of the slider to hear a note at the new level.
How much the room echoes: 0% is dry, like playing outside; higher sounds like a bigger hall. Let go of the slider to hear it.
The Flex / Chromatic button under the top bar switches this too.
Remembered on this device. Until you choose, it follows the device's own light or dark setting.