2.3.0

• Highlight button of frequency being played.
• Sticky header and scrolling nav links on Frequencies Scale page.
• Added json file with healing frequencies data.
• Improved mobile support.

2.2.1

• Added nav links.
• Added frequencies 40Hz and 432Hz to scale chart.

2.2.0

• Added frequencies scale page.

2.1.0

• Remembering last selected duration
• Showing frequency value and progress bar when playing.

2.0.0

• More frequency sets
• Added "Stop" button
• Only playing one frequency at a time
• Improved layout

1.0.0

Initial prototype.