Acapela Group vs Festival Speech Synthesis System
Acapela Group
acapela-group.comFestival Speech Synthesis System
cstr.ed.ac.ukSide by side
| Figure | Acapela Group | Festival Speech Synthesis System |
|---|---|---|
| Price from | €8.25/mo | Free |
| Free plan | — | Yes |
| Free trial | Yes | — |
| Open source | — | — |
| Web | Yes | — |
| Windows | Yes | Yes |
| macOS | Yes | Yes |
| Linux | Yes | Yes |
| iOS | Yes | — |
| Android | Yes | — |
| API | Yes | Yes |
| Self-hosted | Yes | Yes |
| Plans published | 9 | 1 |
| Spec score · Text-to-Speech Software | 9.3 (#2) | 8.5 (#53) |
| Spec score · Text-to-speech tools | 9.2 (#9) | 8.1 (#94) |
| API access | Yes | Yes |
| Commercial use | Yes | Yes |
| Free plan | No | Yes |
| Headquarters | Mons, Belgium | Edinburgh, Scotland, United Kingdom |
| Languages | The company says its voices cover over 30 languages. | The site lists British and American English, Spanish, and Welsh text-to-speech, and says English is the most advanced. |
| Platforms | web,windows,macos,linux,ios,android,api | The download page requires a Unix-like environment and gives Linux, FreeBSD, OSX, and Cygwin under Windows as examples. |
| Support | Acapela says its team advises customers on voice selection and project requirements, and asks them to provide project, application, operating system, and language details. | The project page links to Festival related mailing lists hosted by FestVox. |
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
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.
Festival Speech Synthesis System
Festival Speech Synthesis System has no write-up on Specifiction yet; its figures are above.