Overview
VoiceStudio is a fully-local, open-source desktop app that does most of what ElevenLabs does for voice — cloning, design, dubbing, dictation, transcription, and audiobook production — on your own hardware, with no account, API key, subscription, or per-character meter. Licensed AGPL-3.0 and led by developer Palash Debnath, it bundles 16 text-to-speech engines and 11 speech-to-text engines behind a pluggable interface, and claims coverage across 646 languages (actual quality varies by engine). It ships for macOS, Windows, Linux, and Docker, and exposes a local OpenAI-audio-compatible REST/SSE/WebSocket API plus an MCP server so coding agents can call it. The privacy story is the core pitch: audio never leaves your device, which matters for podcasters, agencies, and anyone handling client voice data.
Key Features
- Zero-shot voice cloning — synthesize a voice from a short reference clip (a few seconds works; 5–15 seconds is cleaner).
- Video dubbing pipeline — transcribe, translate, preserve per-speaker voices, resynthesize, and export a dubbed video.
- 646-language catalogue — broad claimed coverage across 16 TTS and 11 ASR engines, though quality depends on the engine you pick.
- Dictation widget — system-wide hotkey for live transcription into any text field, with optional local-LLM cleanup.
- Audiobook production — multi-voice scripts, EPUB/PDF import, chapter rendering, and .m4b export.
- Engine-swapping and MCP — pick TTS/ASR per job, and wire synthesis into coding agents via a local MCP server.
Pricing
| Plan | Price | What’s included | Limits / exclusions |
|---|---|---|---|
| Local (OSS) | $0 | Full AGPL-3.0 app, all engines, no account or meter | Default model weights are CC-BY-NC (noncommercial) |
| VoiceStudio Pro | Custom | Commercial rights and hosted access | Enquiry-only |
| Cloud (early access) | TBA | Managed, hosted version | Not yet generally available |
Comparison
vs. ElevenLabs: ElevenLabs sets the quality bar and adds a hosted API, but bills $5–$330 per month and sends your audio to its servers. VoiceStudio matches much of the workflow locally for free; choose ElevenLabs when you need the best hosted quality and don’t mind the meter or the cloud.
vs. Murf: Murf is a polished, team-friendly TTS studio with a clean editor and commercial licensing baked in; VoiceStudio trades that convenience for local privacy and zero cost. Pick Murf for quick commercial voiceovers without setup, VoiceStudio for in-house, privacy-sensitive work.
vs. Speechify: Speechify is built for personal reading-aloud and mobile ease; VoiceStudio is a power-user toolkit for cloning, dubbing, and audiobook pipelines. Use Speechify to listen to articles, VoiceStudio to produce multilingual media on your own machine.