Cepstral
6.4#181 in text-to-speech toolsAPILinuxmacOSWindows
VisitCepstral vs iSpeech
What both publish
| Fact | Cepstral | iSpeech |
|---|---|---|
| API access | Yes | API access requires an API key, with mobile development, mobile production, and web/general production key types. |
| Commercial use | Yes | Yes |
| Company | Cepstral says it develops natural-sounding synthetic voices for handheld, desktop, and server applications. | iSpeech describes itself as a privately held company headquartered in Newark, New Jersey, with an office in San Francisco, California. |
| Export formats | WAV | aiff,mp3,ogg,wma,flac,wav,alaw,ulaw,vox,mp4 |
| Free plan | No | Yes |
| Headquarters | Pittsburgh, Pennsylvania, USA | The company lists Newark, New Jersey as headquarters and San Francisco as an additional office. |
| Languages | Cepstral lists US English, Canadian French, Americas Spanish, UK English, German, and Italian voices. | The homepage says the Speech API supports text-to-speech and speech recognition in more than 30 languages. |
| Platforms | The personal product page lists Windows, Mac, and Linux voices; the download page offers personal voice and telephony installers. | web,ios,android,api |
| Product | Cepstral makes text-to-speech software that turns text into clear, natural-sounding speech. | iSpeech provides text-to-speech and automated speech recognition services through APIs, SDKs, and online tools. |
Cepstral plans
- Telephony software and concurrency licensesPriced on request
iSpeech plans
- Pay Per Use$50 a month
- Pay Per Install$0.25 a month
- HackerFree
- BasicFree
- Plus$2.95 a month
- Premium$3.95 a month
Pick Cepstral if…
You want what its maker publishes above — check its page for the details.
Pick iSpeech if…
iSpeech may suit people who need text-to-speech or transcription, as well as developers seeking API or SDK access. Its described education uses include mobile learning apps, spoken course materials, and pronunciation practice.