Music Developments Rapid Composer v4.6.0

Music Theory Integrated
Create great sounding chord progressions, use piano-style phrases even if you've never touched a piano, auto-harmonize melodies, get chord suggestions, load MIDI files with chord detection, use the chord palette or the "circle of fifths" chart, RapidComposer will always assist you in songwriting.
Smart Phrases
Phrases always conform to the current chord and scale on the master track. Forget about tinkering with notes. Lay out the chords on the master track, or just drop a chord progression on it, with a key-press you can generate a harmony track with perfect voice leading. Start composing now!
Phrase Generators
Rhythm and phrase generators are included for various purposes. Create monophonic or polyphonic patterns. Generate melody. Use variations to change phrases non-destructively. Slice or change the rhythm of existing phrases.
Flexible Chord Selection
RapidComposer offers several ways to select chords for the master track or chord progressions including Tonnetz and Circle of Fifths. Color chord buttons by consonance, common notes, tonality or suggestions. Set up chord rules for progressions. Use chord voicings for tracks, phrases or master track chords.
Idea Tool
RapidComposer will generate a multi-track composition with chords based on your settings, using your phrases. Different types of workflows are supported. Not just when you are out of ideas.
Melody Editor*
Melodya is a motive generator and editor, which was integrated into RapidComposer as a Melody Editor tab in v4.0. By enabling the chords track, you can create a melody for a given chord progression, so two entirely different workflows are supported.
Chord, Scale, Chord Progression Libraries
The large chord, scale and chord progression libraries are expandable. The docked browsers will let you search, preview, sort, group and display the items. A file browser was added for v4.0.
Customizable UI
The user interface and the keyboard shortcuts can be fully customized. Set your preferred colors, font size, button shapes, borders with several themes included. Scalable vector graphics is used, so the UI will look great with any font size. The UI looks the same on Windows or macOS.
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