Acapela Group vs Altered Studio
Acapela Group
acapela-group.com
Altered Studio
altered.aiSide by side
| Figure | Acapela Group | Altered Studio |
|---|---|---|
| Price from | €8.25/mo | $30/mo |
| Free plan | — | Yes |
| Free trial | Yes | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | Yes | Yes |
| macOS | Yes | Yes |
| Linux | Yes | — |
| iOS | Yes | — |
| Android | Yes | — |
| API | Yes | Yes |
| Self-hosted | Yes | Yes |
| Plans published | 9 | 6 |
| Spec score · Text-to-Speech Software | 9.3 (#2) | 9.5 (#1) |
| Spec score · Text-to-speech tools | 9.2 (#9) | 9.3 (#6) |
| Spec score · Game Voice Generators | 9.3 (#3) | 9.4 (#2) |
| API access | Yes | The FAQ says API access is offered to Enterprise customers for integrating Studio into other systems. |
| Documentation and support | Capterra lists email/help-desk, FAQs, knowledge base, phone, chat, documentation, videos, webinars and live training as support or training options. | The help center documents morphing, voice-library use and compute-server setup, while plans provide customer support and Enterprise adds a dedicated account manager. |
| Free plan | No | Yes |
| Headquarters | Mons, Belgium | The privacy policy gives Altered Ltd's address as Ground Floor, 298 West End Lane, London NW6 1LN, UK. |
| Rating on G2 | 5.0 out of 5 from 1 review | 4.3 out of 5 from 2 reviews |
| Rating on Trustpilot | 3.9 out of 5 from 3 reviews | 2.9 out of 5 from 7 reviews |
| Security and privacy | Acapela's legal page says its privacy policy complies with GDPR and describes access controls, confidentiality duties, and safeguards for recovering from incidents. | The privacy policy identifies GDPR and CCPA responsibilities and says the company policy is never to sell personal information. |
| Voice cloning | Yes | Users can make a Rapid Voice Clone with 4–8 seconds of audio; custom voice models are available by contacting Altered. |
| What it does | Acapela provides text-to-speech and digital voice solutions for applications, devices and services, including custom and personalized voices. | Altered Studio combines speech-to-speech voice morphing, text-to-speech, cloning, transcription, translation, dubbing and audio editing in one platform. |
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
Altered Studio
- FreeFree
- Creator$30 a month
- Professional$90 a month
- Creator$360 a year
- Professional$1,080 a year
- 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.
Altered Studio
Altered Studio combines voice transformation and audio production tools for creating professional voice content. Its Speech-to-Speech and Performance-to-Performance morphing changes a voice while retaining the speaker’s performance. Other tools include text-to-speech, voice cloning, AI voice cleaning, denoising, audio editing, DSP effects and batch processing. Studio supports transcription and translation in 75+ languages, and text-to-speech voice-over in 70+ languages. A Rapid Voice Clone can be made from 4–8 seconds of audio; custom voice models are available by contacting Altered. The online Voice Editor can work with Google Drive audio, while RealTime Pro routes audio through a virtual microphone to apps including Discord, Zoom, Microsoft Teams and Google Meet. The free plan includes 3 minutes per month of voice morphing and 10,000 AI tokens. Creator costs $30 a month billed annually; Professional costs $90 a month billed annually. Desktop use requires a Windows PC with an 8GB+ Nvidia GPU, and mobile devices are not currently supported.