This version adds an internal polyphonic sampler with piano sound to the standalone app.

This version updates the support section on the settings menu.

This version updates key and scale picker.
- The scale picker won't close when you pick a scale.
- You can select and audition a scale when you select one.
- The scale picker will close when you press the done button on the top right.
- You can select and audition a key and an accidental.
- The key picker will close when you press the done button on the top right.

This version updates the bottom toolbar UI.
- Adds min and max octave knob controls.
- Adds root button for returning to the root note at the middle octave quickly.
- Performance updates and minor fixes.

This version updates the scale picker.
- Adds new favorite section and lets you mark the favorite scales.
- The favorite scales will be universal between the Bud apps.
- Scale picker shows the current scale with a checkmark.
- Fixes the scale picker search bar's case sensitive search.
- Fixes the "rate app" link on the settings menu for iOS 17+.

This version adds support for running the app on Apple Silicon Macs.

This version adds support for saving AU presets in the AUv3 plugin.
The saved preset will be shared between multiple AU hosts.

This version adds "Return to Root" and "Return to Mid Root" AU params to the AUv3 plugin.
You return to the current key in the current octave or mid octave with those parameters.

This version adds "return to root key" feature. 
If you send C# note to In Theory, it sets the current note the root note in the middle octave.
If you send D# note to In Theory, it sets the current note the root note in the current octave.
You can use this feature either with external MIDI controllers or MIDI sequencers.

This version adds BrainBud app compatibility.

This version fixes the MIDI hanging note issue when you drag your finger around 0(zero) key on the keypad.

This version makes the circular key are touchable. You can play notes by pressing the circle keys as well.
Also fixes MIDI hanging note issue.

Minor fixes on the standalone app.