# Retrieval-based-Voice-Conversion-WebUI vs Unison

> Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.

| | Retrieval-based-Voice-Conversion-WebUI | Unison |
|---|---|---|
| Score | 77/100 ✓ | 65/100 |
| Rank in category | #1 of 15 in Audio Processing | #2 of 15 in File Sync |
| GitHub stars | 38 922 ✓ | 5 559 |
| Stars, last 30 days | +431 ✓ | +66 |
| Stable releases, 12 months | 1 | 2 ✓ |
| Latest release | 2.3.260718 · 21 Jul 2026 ✓ | v2.54.0 · 1 May 2026 |
| Setup | Moderate | Moderate ✓ |
| Official Docker image | No | No |
| License | MIT | GPL-3.0 |
| Main language | Python | OCaml |

## Which one should you pick?

Retrieval-based-Voice-Conversion-WebUI scores 77/100 against 65/100 for Unison, so it is the safer default.

Unison ships more often: 2 stable releases in the past year, against 1 for Retrieval-based-Voice-Conversion-WebUI.

Retrieval-based-Voice-Conversion-WebUI is growing faster right now (+431 stars in 30 days).

## Details

- [Retrieval-based-Voice-Conversion-WebUI](https://selfhost.directory/project/retrieval-based-voice-conversion-webui) (markdown: https://selfhost.directory/project/retrieval-based-voice-conversion-webui.md)
- [Unison](https://selfhost.directory/project/unison) (markdown: https://selfhost.directory/project/unison.md)

---
Source: https://selfhost.directory/compare/retrieval-based-voice-conversion-webui-vs-unison