iSpeech vs NVIDIA Magpie TTS
iSpeech
ispeech.orgNVIDIA Magpie TTS
build.nvidia.comSide by side
| Figure | iSpeech | NVIDIA Magpie TTS |
|---|---|---|
| Price from | $0.25/mo | $375/mo |
| Free plan | Yes | Yes |
| Free trial | Yes | Yes |
| Open source | Yes | — |
| Web | Yes | Yes |
| Windows | Yes | — |
| macOS | Yes | — |
| Linux | Yes | Yes |
| iOS | Yes | — |
| Android | Yes | — |
| API | Yes | Yes |
| Self-hosted | — | Yes |
| Plans published | 15 | 2 |
| Spec score · Text-to-Speech Software | 9.2 (#6) | 9.0 (#14) |
| Spec score · Text-to-speech tools | 9.2 (#11) | 9.4 (#1) |
| API access | API access requires an API key, with mobile development, mobile production, and web/general production key types. | Yes |
| API protocols | Requests can use HTTP GET or POST with URL-encoded, JSON or XML payloads and responses. | NVIDIA states that Nemotron Speech supports both gRPC and HTTP APIs. |
| Commercial use | Yes | NVIDIA marks this release as ready for commercial use under its stated terms. |
| Export formats | aiff,mp3,ogg,wma,flac,wav,alaw,ulaw,vox,mp4 | WAV |
| Free plan | Yes | Yes |
| Headquarters | The company lists Newark, New Jersey as headquarters and San Francisco as an additional office. | Santa Clara, California, USA |
| Languages | The homepage says the Speech API supports text-to-speech and speech recognition in more than 30 languages. | Supported languages are English, Spanish, German, French, Italian, Vietnamese, Mandarin Chinese, Hindi, Japanese, Modern Standard Arabic, Brazilian Portuguese and Korean. |
| Platforms | web,ios,android,api | web,linux,api,self_hosted |
| What it does | iSpeech provides cloud text-to-speech and automated speech-recognition services that turn text into audio or submitted audio into transcriptions. | Magpie TTS Multilingual is a neural text-to-speech model for generating speech in twelve languages. |
Plans
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
NVIDIA Magpie TTS
- NVIDIA Developer ProgramFree
- NVIDIA AI Enterprise$4,500 a year
In their own words
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.
NVIDIA Magpie TTS
NVIDIA Magpie TTS has no write-up on Specifiction yet; its figures are above.