IndexTTS vs Speechify
IndexTTS
github.com
Speechify
speechify.comSide by side
| Figure | IndexTTS | Speechify |
|---|---|---|
| Price from | Free | $10/mo |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | Yes | Yes |
| macOS | — | Yes |
| Linux | Yes | — |
| iOS | — | Yes |
| Android | — | Yes |
| API | Yes | Yes |
| Self-hosted | Yes | — |
| Plans published | 1 | 7 |
| Spec score · Text-to-speech tools | 8.9 (#22) | 9.4 (#3) |
| Spec score · Text-to-Speech Software | 8.8 (#23) | 8.9 (#20) |
| Spec score · AI voice cloning tools | 8.8 (#9) | 8.8 (#10) |
| API access | Yes | Yes |
| Commercial use | For commercial usage and cooperation, the project directs users to contact [email protected]. | Yes |
| Export formats | WAV | MP3 |
| Platforms | web,windows,linux,api,self_hosted | web,windows,macos,ios,android,chrome_extension |
| Speed control | IndexTTS-2.5 supports speaking speed adjustment through duration_factor from 0.5 to 2.0. | Speechify advertises playback as high as 4.5x or 5x depending on the page and plan. |
| Voice cloning | Yes | Yes |
Plans
Speechify
- FreeFree
- Premium$29 a month
- API FreeFree
- API Starter$10 a month
- API Pro$99 a month
- API Scale$499 a month
- API Enterprise / CustomPriced on request
In their own words
Speechify
Speechify is a text-to-speech product available on Android, iOS, macOS, web, Windows, and through an API. Its listed capabilities include voice cloning, commercial use, and MP3 audio export, with support for 60 languages. The free plan costs nothing and includes 10 voices with a maximum speed of 1.5x. Premium costs $29 a month, billed monthly, and lists more than 1,000 voices, 60+ languages, and a maximum speed of 5x. Speechify was founded in 2017 and is headquartered in Miami, Florida, United States. The plans differ in voice count and maximum playback speed; Premium also specifies its language offering as 60+ languages. Buyers can weigh those limits against the listed platform access, language support, and MP3 export when choosing a plan.