Application
Apps & UIsInference & Serving
RVC WebUI
1Train 2and 3run 4custom 5voice 6conversion
the six Ws · specification
W1
Who
Musicians, streamers and hobbyists converting one voice into another using minimal training data.
W2
What
A Gradio based web UI for training and running retrieval-based real-time voice conversion models.
W3
Where
Self-hosted locally on a GPU, with community cloud notebooks also commonly used.
W4
When
Rose to popularity in 2023 amid AI voice cover trends and remains actively maintained in 2026.
W5
Why
Needs as little as ten minutes of audio to produce a convincing voice conversion model.
W6
With
Built on Python, PyTorch and pretrained HuBERT feature extractors, requiring a GPU for training.
W7
Watch
Open source under MIT, self-hosted, no credentials, widely used for AI voice covers, over 37k GitHub stars.