Acapela Group vs OpenAI Text-to-Speech
Acapela Group
acapela-group.com
OpenAI Text-to-Speech
developers.openai.comSide by side
| Figure | Acapela Group | OpenAI Text-to-Speech |
|---|---|---|
| Price from | €8.25/mo | $0.60/mo |
| Free plan | — | — |
| Free trial | Yes | — |
| Open source | — | — |
| Web | Yes | — |
| Windows | Yes | — |
| macOS | Yes | — |
| Linux | Yes | — |
| iOS | Yes | — |
| Android | Yes | — |
| API | Yes | Yes |
| Self-hosted | Yes | — |
| Plans published | 9 | 3 |
| Spec score · Text-to-Speech Software | 9.3 (#2) | 7.9 (#123) |
| Spec score · AI voice generators | 9.3 (#1) | 7.7 (#23) |
| Spec score · Text-to-speech tools | 9.2 (#9) | 8.3 (#74) |
| Spec score · Game Voice Generators | 9.3 (#3) | 7.7 (#27) |
| API access | Yes | Yes |
| Commercial use | Yes | Yes |
| Languages | The company says its voices cover over 30 languages. | The TTS model can generate spoken audio in the languages listed in the guide by supplying text in the desired language. |
| Platforms | web,windows,macos,linux,ios,android,api | api |
| Voice cloning | Yes | Yes |
| What it does | Acapela provides text-to-speech and digital voice solutions for applications, devices and services, including custom and personalized voices. | The GPT-4o Mini TTS model converts text into natural sounding spoken text through the speech generation API endpoint. |
Plans
Acapela Group
- Yearly subscription€99 a year
- One-time license€999 a month
- Acapela Android voice€3.99, paid once
- Acapela TTS voices for Google Play€3.99, paid once
- My-Own-Voice yearly subscription€99 a year
- My-Own-Voice one-time licence€999, paid once
- Virtual Speaker€1,500, paid once
- Virtual Speaker first prepaid package€1,500, paid once
- Acapela TTS voices for NVDA€5,999, paid once
OpenAI Text-to-Speech
- TTS-1$15 a month
- TTS-1 HD$30 a month
- GPT-4o Mini TTS API usage$0.60 a month
In their own words
Acapela Group
Acapela Group creates synthetic voices that turn written content into speech for services, apps, and devices. Its portfolio includes more than 250 voices in over 30 languages, with voice cloning, API access, and commercial use supported. Customer interaction products can be deployed through cloud, sovereign cloud, on-premises, or embedded setups. Acapela Cloud provides a web interface for creating and editing AI voice prompts and organizing files by project. Developers can use the Windows Server toolkit with proprietary APIs, SAPI5,.NET, C/C++, Java, MRCP v2, and W3C SSML. Rule-based pronunciation and lexicon tools allow specific terms to be tuned across languages. Acapela identifies voice agents and interactive voice response systems as use cases, and its NVDA voices serve blind and vision-impaired computer users. Platforms include Android, API, iOS, Linux, macOS, self-hosted, web, and Windows. The yearly subscription is €99 a year, billed excluding VAT; a three-month voice evaluation is included. Acapela is based in Mons, Belgium.
OpenAI Text-to-Speech
OpenAI Text-to-Speech has no write-up on Specifiction yet; its figures are above.