- Rebuilt brand-new sound engine.
- Implemented many Chords more (Advanced Option).
- Implemented many Scales more (Advanced Option).
- Toggle constituent notes of chord or scale to Name / Interval.
- Toggle middle C to C4 / C3.
- You can view the explanation for each scales on your iPhone / iPod touch.
- Metronome play more precise timing.
- Improved the reliability of Scale sounds playing.
- Optimized UI for some buttons.
- Improved implement of Suggest Form function.
- More clear graphics for constituent notes of chord and scale.
- Improved stability at start-up.
- Changed some minor design.
- Fixed some minor bugs.
Piano Kit's price is now $2.99 US (Existing user can update free). And "Advanced Option (In-App Purchase)" price is $1.99 US.