Acapela Group vs NVIDIA Riva
Acapela Group
acapela-group.com
NVIDIA Riva
developer.nvidia.comSide by side
| Figure | Acapela Group | NVIDIA Riva |
|---|---|---|
| Price from | €8.25/mo | Free |
| Free plan | — | Yes |
| Free trial | Yes | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | Yes | — |
| macOS | Yes | — |
| Linux | Yes | Yes |
| iOS | Yes | — |
| Android | Yes | — |
| API | Yes | Yes |
| Self-hosted | Yes | Yes |
| Plans published | 9 | 4 |
| Spec score · AI voice generators | 9.3 (#1) | 8.4 (#13) |
| Company founding | Acapela Group was created in 2003 by merging Babel Technologies, Elan speech and Infovox. | NVIDIA was founded on April 5, 1993 by Jensen Huang, Chris Malachowsky and Curtis Priem. |
| Deployment | Customer interaction products are available through cloud, sovereign cloud, on-premises, and embedded deployments. | Riva supports deployment in the cloud, on premises, and at the edge, with scaling to hundreds of thousands of concurrent users. |
| Headquarters | Mons, Belgium | Santa Clara, California, USA |
| Rating on G2 | 5.0 out of 5 from 1 review | 4.5 out of 5 from 18 reviews |
| What it does | Acapela provides text-to-speech and digital voice solutions for applications, devices and services, including custom and personalized voices. | NVIDIA Riva is a GPU-accelerated collection of multilingual speech and translation microservices for real-time conversational AI. |
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
NVIDIA Riva
- NVIDIA AI Enterprise trialFree
- NVIDIA API CatalogFree
- NVIDIA Riva on Google Cloud VMIPriced on request
- NVIDIA Riva EnterprisePriced on request
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.
NVIDIA Riva
NVIDIA Riva has no write-up on Specifiction yet; its figures are above.