Acapela Group vs iSpeech
Acapela Group
acapela-group.comiSpeech
ispeech.orgSide by side
| Figure | Acapela Group | iSpeech |
|---|---|---|
| Price from | €8.25/mo | $0.25/mo |
| Free plan | — | Yes |
| Free trial | Yes | Yes |
| Open source | — | Yes |
| Web | Yes | Yes |
| Windows | Yes | Yes |
| macOS | Yes | Yes |
| Linux | Yes | Yes |
| iOS | Yes | Yes |
| Android | Yes | Yes |
| API | Yes | Yes |
| Self-hosted | Yes | — |
| Plans published | 9 | 15 |
| Spec score · Text-to-Speech Software | 9.3 (#2) | 9.2 (#6) |
| Spec score · Text-to-speech tools | 9.2 (#9) | 9.2 (#11) |
| API access | Yes | API access requires an API key, with mobile development, mobile production, and web/general production key types. |
| Commercial use | Yes | Yes |
| Free plan | No | Yes |
| Headquarters | Mons, Belgium | The company lists Newark, New Jersey as headquarters and San Francisco as an additional office. |
| Languages | The company says its voices cover over 30 languages. | The homepage says the Speech API supports text-to-speech and speech recognition in more than 30 languages. |
| Platforms | web,windows,macos,linux,ios,android,api | web,ios,android,api |
| Rating on G2 | 5.0 out of 5 from 1 review | 4.5 out of 5 from 5 reviews |
| Rating on Google Play | 2.4 out of 5 from about 6,230 reviews | 2.3 out of 5 from 21 reviews for iSpeech-Text to Speech. |
| 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 developer pricing page lists priority technical support with purchases; the API guide directs support requests to [email protected]. |
| What it does | Acapela provides text-to-speech and digital voice solutions for applications, devices and services, including custom and personalized voices. | iSpeech provides cloud text-to-speech and automated speech-recognition services that turn text into audio or submitted audio into transcriptions. |
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
iSpeech
- Plus$2.95 a month
- Premium$3.95 a month
- Pay Per Use$50 a month
- Pay Per Install$0.25 a month
- BasicFree
- HackerFree
- Plus$2.95 a month
- Premium$3.95 a month
- Junior$29 a month
- Pay-per-use 2,000 credits$50, 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.
iSpeech
iSpeech provides text-to-speech and automated speech recognition through APIs, SDKs, and online tools. Its speech API can synthesize audio with multiple voices, formats, bitrates, frequencies, and playback speeds, and supports MathML and SSML. The API can also transcribe submitted audio across multiple languages and recognition models; iSpeech says custom models can be created. The homepage lists support for more than 30 languages. Audio downloads are available in AIFF, MP3, OGG, WMA, FLAC, WAV, A-law, μ-law, VOX, and MP4 formats. Listed access includes Android, iOS, Linux, macOS, web, Windows, API, and extension. The Basic plan is free for personal use, and commercial use is listed as available. Plus costs $2.95 a month, billed monthly, and includes 30-minute recordings, approximately 4,167 words. Premium costs $3.95 a month, billed monthly, with 12-hour recordings, approximately 100,000 words. Pay Per Use costs $50 a month for dynamic TTS usage only and includes 2,000 credits. Pay Per Install costs $0.25 a month and has a 10,000-install minimum.