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RapidComposer Features

Detailed list of features

  • Advanced tools for phrase editing, phrase generation, phrase morphing, phrase grouping, motif development, chord progression editing
  • Master track with chords (using note names or universal notation) which all phrases automatically conform to 
  • Chord suggestions, chord progression generation with optional borrowed chords, chord progression rules editing, chord voicing editing and assigning to tracks and phrases 
  • Guitar chord fingerings displayed on the master track, offered by a smart algorithm, editing guitar chord notes, guitar chord preview
  • The built-in AI assistant is able to suggest chord replacements, chord progressions, chord rules, phrases, and even song structure and tracks depending on the genre and/or mood you specified. (An OpenAI API key is required for usage)
  • Easy chord entry from Chord Selector, Circle Of Fifths chart, MIDI keyboard, or computer keyboard. Chord Selector offers 'Chord List', 'Scale Degrees', 'Palette', 'Chord Builder', Tonnetz' and 'Circle Of Fifths'.
  • Included rhythm generators: Rhythm Lab, Schillinger's Interference, Polyrhythm, Subdivision, Euclidean Rhythm, Smooth Rhythm, Modern Rhythm, Modern Random Rhythm, Modern Irregular Rhythm, Modern Rhythm Patterns, Retro Rhythm  (older ones still available: Generic Rhythm, Probabilistic Rhythm, Simple Intervals, Toggle Intervals)
  • Included phrase generators: Arpeggiator, Bass Generator, Chord Generator, Dyads Run, Generator, Fingerpicking Generator, Generic Generator, MIDI Transformer, Modern Chord Pattern Generator, Ostinato Generator, Phrase Container, Piano Chord Pattern Generator, Piano Run Generator, Strings Staccato Generator, Strum Pattern Generator, only in the full edition: Melody Generator, Motive Generator, Percussion Generator, Random Melody Generator, Phrase Morpher
  • Included variations: Add Chord Notes, Add Interval, Adjust Note Lengths, Apply Rhythm, Audio Gain, Delay Notes, Double Note, Double Phrase, Expression, Extract Rhythm, Humanize, Join Notes, Limit Note Range, MIDI Echo, Make Monophonic, Mirror Horizontally, Mirror Vertically, Permute Chord Notes, Quantize, Remove Note, Remove Short Notes, Rests, Rotate Notes, Simplify Phrase, Spread Out Chord Notes, Staccato-Legato, Strumming, Swap Chord Notes, Swing, Transpose, Triple Phrase, Velocity, Velocity Generator
  • Melody generation, melody auto-harmonization using 2 methods
  • Melody Editor tab: Melodya functionality integrated (full edition only)
  • Piano roll with scale and chord notes shading, and smart arranging of overlapped notes in two styles.
  • “DAW view” that enables working in multiple tracks at once, like in a DAW
  • “Guitar tab view” that displays notes on strings and frets (editable) with MusicXML export 
  • “Song view” to display the composition line by line
  • In-place non-destructive phrase-level and note-level editing
  • Editing percussion tracks using drum maps
  • Sophisticated MIDI CC editing and recording. Editing with events or curves (exponential or exponential S-curve). MIDI CC's can be attached to tracks, phrases and notes. MIDI CC browser.
  • Articulations can be assigned to phrases or even individual notes. Articulations are stored in easily editable text files. Free articulation editor (R-Tic) is available.
  • Extensive scale, chord, chord progression databases.
  • Rhythm drag-and-drop between phrases or from rhythm browser, applying a rhythm pattern on a phrase,
  • Taggable instrument browser of all MIDI, VSTi, VST3 and SF2 presets in one place
  • Integrated Idea Tool that can generate a multi-track composition, offering 3 different workflows (full edition only)
  • Unlimited undo (simple list or version tree with branches)
  • Fully customizable user interface (all colors and font size) with preset themes
  • Fully customizable keyboard shortcuts
  • MIDI drag-and-drop tracks or composition to DAWs. Batch convert MIDI files to phrases, rhythm patterns or chord progressions
  • Virtual instruments and effects (VST 2.4 and VST3 plug-ins) support
  • SoundFont (.SF2) support
  • Standalone, VST3 versions (64-bit) provided for Windows, standalone, VST3, AU synth, AU MFX versions (64-bit Intel and Apple Silicon) provided for macOS. The plug-in versions of RapidComposer is usable in DAWs that support plug-ins with MIDI output.