- Upgraded the entire audio engine with much more realistic sounds for each instrument - Improved melody playback smoothness, and balance loudness depending on the number of concurrent voices - Improved touch behavior on all buttons for better responsiveness and consistency - Fixed several crashes, bugs and minor visual issues

- Fix app display name

- Add perfect unison and perfect octave intervals - Add info tooltips to items on the settings page - Allow any combination of possible sample sounds to be selected - Migrate framework from Xamarin to React Native to support the latest versions of iOS - Improve pitch slider size and spacing - Improve staff notation appearance and spacing - Improve navigation button timing and behavior - Fix issue where too many tunable pitches could generate with inversions enabled - Fix issue where melodies could go too low for the staff - Remove Game Center leaderboards and achievements

- Allowed assignments to use multiple game types (chords, scales, and melodies) which will be given at random - Old assignments will still work as normal, but can also be edited to use this new functionality - NOTE: If you have students using your assignments, make sure they all update to this version before you edit their assignments or create new ones - Minor visual tweaks and performance improvements

Added Assignments: custom challenges which can be created by instructors and distributed to students! - Create a student or teacher account - As a teacher, create classes and send the code to your students to join - Create assignments and fully customize difficulty, number of exercises, number of attempts allowed and more - As a student, join classes and complete assignments, submitting your best score - Teachers can see each student's assignments, scores and total/average error - Internet access required for the assignments feature

- Integrated high scores with Game Center leaderboards. - Added 6 Game Center achievements.