Youka Desktop Legacy: Sync Model Reference

Youka has two kinds of sync models: alignment models that use lyrics you provide, and transcription models that detect lyrics from the audio.

Model comparison

Model	Type	Provide lyrics?	Best for
Audioshake Alignment (default)	Alignment	Yes	English pop/rock with accurate lyrics
MusicAI Alignment	Alignment	Yes	When Audioshake Alignment gives poor timing
Audioshake Transcription	Transcription	No	English songs when you don’t have lyrics
MusicAI Transcription	Transcription	No	Non-English songs when you don’t have lyrics
Whisper AI	Transcription	No	Multilingual songs or non-English speech recognition

Your song	Recommended model
English pop, have lyrics	Audioshake Alignment
Unknown or missing lyrics	Audioshake Transcription
Non-English song	Whisper AI or MusicAI Transcription
Tricky timing after auto-sync	Any model, then Manual Sync

Open the lyrics editor

Go to Edit > Edit Lyrics.

Enter lyrics (for alignment models)

Paste or edit the lyrics if you’re using an alignment model. Leave the field blank for transcription models.

Select the model

Pick your preferred sync model from the dropdown.

Save

Click Save to start the sync job.