Cool App
i like fiddling around w this.. makes some cool counterpoints. i love music
$4.99
About
Create a second, independent musical line to accompany your melody. Draw or import music, and the app generates compliant counterpoint, offering various options and customization. Export your compositions in standard formats for use in other music software.
✓Generate independent counterpoint melodies
✓Draw melodies or import MIDI/MusicXML
✓Real-time rule engine for voice-leading
✓Customizable voice movement and harmony
✓Standard notation preview
✓MIDI and MusicXML export
✓Offline functionality
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What's New in Contrapunctus
1.0
August 6, 2026
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FAQ
What is Contrapunctus?
Contrapunctus is a music application that automatically composes a second, independent melodic line to accompany a given melody, adhering to strict counterpoint rules. It allows users to draw melodies or import existing musical files.
How does Contrapunctus generate counterpoint?
Contrapunctus uses a rule engine to ensure proper voice-leading, avoiding parallel fifths and octaves, and implementing correct cadences. It offers multiple valid counter-lines for users to choose from.
Can I import my own music into Contrapunctus?
Yes, Contrapunctus supports importing melodies via MIDI or MusicXML files. This allows you to work with existing compositions or pieces created in other music software.
What music formats can Contrapunctus export to?
You can export your compositions from Contrapunctus in both MIDI and MusicXML formats. This ensures compatibility with popular music notation and Digital Audio Workstation (DAW) software.
Does Contrapunctus work offline?
Yes, Contrapunctus is fully functional offline. It does not require an internet connection, an account, or any sign-in to use its features.
Does Contrapunctus have ads?
No, Contrapunctus is completely ad-free. The application is designed to provide an uninterrupted creative experience for its users.
What is the price of Contrapunctus?
Contrapunctus is available for a one-time purchase price of $4.99. There are no in-app purchases or subscription fees associated with the app.
What devices is Contrapunctus available on?
Contrapunctus is designed for iOS devices, including iPhone, iPad, and iPod. It has an age rating of 4+.