Tessitura Pro, from Ariel Ramos, was updated with various tweaks to the UI and workflow.
What's new in Tessitura Pro v3.6.1:Tap anywhere on the main circle panel to access the structure finder.
When viewing Guitar Tabs, tap on the Guitar Tab panel or the Guitar Fretboard to access alternative fingering choices.
In the patterns panel, tap on the header to access pattern settings
Preferences panel UI was upgraded to better fit smaller iPhone screens
Bug fixed that was causing the app to crash when using it in Bass Clef
Ariel did a demo video to help you find all the features in the new UI.