VOICEVOX
The facts below are what the maker publishes about VOICEVOX, checked and dated. Our editors have not written about it yet.
Plans and prices
From VOICEVOX's own pricing page, checked 12 Oct 2026.
| Plan | Price | What it gives you |
|---|---|---|
| VOICEVOX | Free | Free for commercial and non-commercial use · character-specific terms apply |
The facts
Each one read from VOICEVOX's own pages, with the date it was checked.
What it does
- API access
- Yeschecked 20 Sep 2026
- Audio export
- Generated audio can be exported as WAV files.checked 12 Oct 2026
- Characters
- The site lists multiple character voices, and says usage rules vary by character.checked 12 Oct 2026
- Commercial use
- Yeschecked 20 Sep 2026
- Engine integration
- The VOICEVOX engine can generate audio from other software or applications and is distributed as executables and a Docker image.checked 12 Oct 2026
- Export formats
- WAVchecked 20 Sep 2026
- GPU limits
- GPU mode supports DirectML GPUs on Windows and Nvidia GPUs on Linux; macOS does not support GPU mode.checked 12 Oct 2026
- Library integration
- The VOICEVOX CORE library is offered for embedding speech synthesis in applications and services.checked 12 Oct 2026
- License conditions
- The FAQ says generated audio can be used commercially or non-commercially with credit, subject to VOICEVOX and each character's terms.checked 12 Oct 2026
- Offline use
- The FAQ says VOICEVOX can be used on an offline computer.checked 12 Oct 2026
- Open source
- The site says VOICEVOX is built on an open-source version and invites users to contribute improvements.checked 12 Oct 2026
- Purpose
- VOICEVOX is software for text-to-speech and singing voice synthesis.checked 12 Oct 2026
- Singing
- The prototype song feature offers humming in a character's speaking voice and a separate singing voice mode.checked 12 Oct 2026
- Song feature limit
- The song feature is described as a prototype under active development; its FAQ says each note currently accepts only one Japanese character and overlapping notes cause errors.checked 12 Oct 2026
- Speech controls
- Users can adjust intonation, accents, speaking speed, pitch, volume, and pauses.checked 12 Oct 2026
- Support
- The FAQ directs users to post questions or requests with #VOICEVOX on X and asks bug reporters to contact the VOICEVOX account there.checked 12 Oct 2026
Money
- Free plan
- Yeschecked 20 Sep 2026
Where it runs
- Platform requirements
- The FAQ lists Windows 10 or 11, macOS 14 or later, and Ubuntu 22.04 or 24.04 for the CPU version.checked 12 Oct 2026
- Platforms
- Windows,macOS,Linux,APIchecked 20 Sep 2026
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