Melody Track Refiner

Contains ads
1+
Downloads
Content rating
Everyone
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About this app

Melody Track Refiner is a utility for recording, analyzing, and editing audio tracks. It features a suite of DSP-based tools to adjust pitch, timing, and tonality.

■ Video Tutorial & Resources:

・Demonstration Video (YouTube):
For a comprehensive guide on how to use the app, please watch our video tutorial. We highly recommend viewing it on YouTube, as the video description includes convenient timestamps for each feature, allowing you to jump directly to the information you need.
https://youtu.be/ttHeuGt1sT0

・User Manual (Google Slides):
Detailed step-by-step instructions and documentation can be found in our online manual here:
https://docs.google.com/presentation/d/1mxZxxUVOwq9p6b_tgCn_F9x_Uh3VeYz5VuYswyua4T8/edit?usp=sharing

■ Key Features:

・Recording & Import:
Supports direct recording of audio or importing existing files for both melody and backing tracks.

・Multi-Track Management:
Enables loading and managing multiple melody tracks simultaneously for polyphonic arrangement and synchronization.

・Backing Track Reference:
Allows for the use of a backing track as a musical reference while editing or recording other layers.

・Pitch Transition Smoothing:
Includes a DSP algorithm to reduce abrupt pitch changes between notes, resulting in smoother transitions.

・Audio-to-Note Analysis & Editing:
Converts audio into note data for visualization and modification on a piano-roll interface.

・Bulk Note Replacement:
Facilitates the batch replacement of specific notes to change scales or keys.

・Rhythm & Timing Correction:
Provides tools to adjust the start and end timings of notes for rhythmic alignment.

・Formant & Phase Vocoder DSP:
Utilizes a Phase Vocoder for pitch shifting and time stretching with a formant-keep function.

■ UI & Customization:

・Adjustable Zoom Level:
Users can change the UI zoom scale in the settings to suit their editing preference.

・Configurable Preview Playback:
The pre-roll and post-roll duration for previewing edited segments can be customized for more efficient checking.

■ Important Notes:

・Monophonic Analysis:
Audio-to-note analysis is optimized for monophonic audio sources, such as solo vocals or single instruments.

・Advertisements:
Please note that advertisements are displayed when accessing the settings menu or adding new tracks.
Updated on
Apr 6, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
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No data collected
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What’s new

Reduces the unnaturalness of sound transitions during pitch correction.
Improved usability through layout modifications, etc.
Resolving conflicts when adding tracks after loading a project.
Fixed a bug that prevented playback after resuming from the background.
Implemented features for saving and loading project files, and for resuming projects from where they left off.
Fixed a bug during rhythm correction processing. Improved rendering efficiency.
Release

App support

About the developer
DS SOFT
ds.soft.1176106@gmail.com
229, SHIMOI, TONEMACHI KITASOMA-GUN, 茨城県 300-1633 Japan
+81 90-5198-7111

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