Tonvio
6.9#126 in text-to-speech toolsFrom $45 a monthWebAPI
VisitTonvio vs Voicebox
What both publish
| Fact | Tonvio | Voicebox |
|---|---|---|
| API | Tonvio offers an HTTP text-to-speech API with API keys, asynchronous jobs, voice cloning permissions and webhooks. | Voicebox exposes a local REST API for speech generation, voice profiles, model status, generation history, and health checks. |
| API access | Yes | Yes |
| Commercial use | Yes | Yes |
| Free plan | No | Yes |
| Product | Tonvio is an AI text-to-speech service that turns submitted text into speech and provides a ready MP3. | Voicebox is a free, open-source local AI voice studio for voice cloning, speech generation, dictation, and agent voice output. |
Tonvio plans
- Unlimited$45 a month
- Unlimited ×2$80 a month
- 100k characters$1.50, paid once
- 1M characters$6, paid once
- 3M characters$13, paid once
- 5M characters$18, paid once
Voicebox plans
- LocalFree
- Cloud$12 a year
- Studio$48 a year
Pick Tonvio if…
You want what its maker publishes above — check its page for the details.
Pick Voicebox if…
Voicebox may suit people creating voice content, dictating into apps, or adding voice output to agents. Its local operation and API may appeal to users who want offline workflows or client integrations.