MIDI to Voice Synth | Convert MIDI to UST, USTX, SVP, VSQX

1 Upload Files

MIDI File Drop your .mid file here or click to browse

Lyrics File Optional: .txt, .lrc, or .srt

2 Lyrics Source

From MIDI Extract embedded lyrics from MIDI file External File Use uploaded lyrics file Manual Input Type or paste lyrics below

Lyrics Text

Separate syllables with spaces. Use hyphens for multi-syllable words (e.g., "hel-lo").

Lyrics Format

3 Output Settings

Output Format

VSQX Vocaloid 4 VPR Vocaloid 5/6 UST UTAU USTX OpenUTAU SVP SynthV

Tempo Override (BPM) Leave empty to use MIDI tempo

4 Advanced Engine Tuning

Respect Word Boundaries (Keep words in phrases) AI Syllabify (Hybrid mode - respects manual hyphens)

Phrase Gap Threshold (ms) Silence duration that resets matching to a new word.

Overlap Sensitivity (ms) Max overlap before splitting a track into multiple voices.

Splitting Logic

Melody First (Voice 1 gets highest notes) Chronological (First note encountered)

Multi-track Export Mode

Export separate tracks for each voice

Powerful Features

Smart Matching

Intelligently aligns lyrics to notes even when counts don't match. Automatically splits long notes or merges short ones.

Multiple Formats

Support for LRC, SRT, plain text, and lyrics embedded in MIDI. Auto-detection makes it seamless.

All Formats

Export to VSQX, VPR, UST, USTX, or SVP - supporting Vocaloid, UTAU, OpenUTAU, and SynthV.

Live Preview

See how lyrics match to notes before converting. Verify timing and make adjustments on the fly.

How It Works

Upload MIDI

Drop your MIDI file containing the melody notes

Add Lyrics

Provide lyrics from file, MIDI, or manual input

Configure

Choose version and output options

Download

Get your production-ready VSQX file

Transform Your MIDI into Vocal Synth Projects