Here’s what Xenon Labs has to say about the latest version of Symphony for iPhone:
Symphony 4.0 brings many of the new features & improvements we’ve introduced in our version 4 update for iPad, including:
Editing
- Note Adjust Menu to quickly edit note properties. Just tap once on a selected note to activate the menu in either editing mode.
- Left & right arrows now appear above the main toolbar whenever a note is highlighted, allowing you to edit or transpose adjacent notes
- Chord symbol & lyric tools optimized for iPhone
Interface
- Updated for iOS 9
- Updated menus and toolbars to improve workflow
More
- Improvements to MusicXML/MIDI import & export, as well as .m4a (AAC) export
- Improved instrument playback samples for strings and woodwinds