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Impro-Visor

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Spec score 7.8 #24 of 38 in Music notation software

Spec sheet

Purpose
Impro-Visor is a music notation program designed to help jazz musicians compose and hear solos and understand solo construction and chord changes.Read 11 Oct 2026 · cs.hmc.edu
Intended users
The official site lists self-study, classroom use, and play-along practice as uses for Impro-Visor.Read 11 Oct 2026 · cs.hmc.edu
Deployment
desktopRead 21 Sep 2026 · cs.hmc.edu
Free plan
YesRead 21 Sep 2026 · cs.hmc.edu
Security
The official site says Softpedia tested Impro-Visor and found it clean of adware and spyware components.Read 11 Oct 2026 · cs.hmc.edu
Support
The official site describes developer support as free through the Yahoo! user group.Read 11 Oct 2026 · cs.hmc.edu
Automatic accompaniment
It generates rhythm-section accompaniment from chords, so users can play lead sheets as backing tracks.Read 11 Oct 2026 · cs.hmc.edu
File export
Solos and lead-sheet melodies can be exported as MIDI or MusicXML, with accompaniment optionally included in MIDI exports.Read 11 Oct 2026 · cs.hmc.edu
Harmony guidance
Optional note coloration indicates how notes relate to chords and scales, and a roadmap editor analyzes implied keys and idiomatic progressions.Read 11 Oct 2026 · cs.hmc.edu
Lick generation
It can generate licks or choruses using a user-modifiable grammar and can learn grammars from a corpus of solos.Read 11 Oct 2026 · cs.hmc.edu
MIDI import limit
MIDI files can be imported one track at a time through the interface.Read 11 Oct 2026 · cs.hmc.edu
MIDI support
YesRead 21 Sep 2026 · cs.hmc.edu
MusicXML limit
MusicXML can be generated from one Impro-Visor chorus at a time; the FAQ says the program cannot import MusicXML directly.Read 11 Oct 2026 · cs.hmc.edu
MusicXML support
YesRead 21 Sep 2026 · cs.hmc.edu
Notation entry
Users can create lead sheets and solos by point-and-click or by entering free-form text notation.Read 11 Oct 2026 · cs.hmc.edu
Platform requirements
The official site says Impro-Visor runs on Windows, MacOS, and Linux platforms that support Java 1.8 or later.Read 11 Oct 2026 · cs.hmc.edu
Polyphony limit
Impro-Visor is designed around a single monophonic solo line and does not let users specify polyphonic lines such as stacked notes or double stops.Read 11 Oct 2026 · cs.hmc.edu
Styles
Users can define accompaniment styles with a Style Editor and create styles from MIDI performances with the Style Extractor.Read 11 Oct 2026 · cs.hmc.edu

Plans and prices

Impro-Visor Free Free software; GNU General Public License, v2 Read 11 Oct 2026 · cs.hmc.edu

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