v1.8.3

bug Fix

v1.8.2

Layout adjustment

bug Fix

v1.8.1

add square and triangle wave.

ｖ1.7

Start screen.：remove 10 sec wait.

main screen：remove 3min play go to Start screen.

The ads add to the main screen.

Fixed main screen end processing.

The version display added to the Start screen.

v1.6

Fixed a bug that I do not work on some devices

v1.5

Sawtooth noise removal

name change demo to free

add ad