Best IndexTTS Alternatives in 2026
Updated
20 apps from text-to-speech software ranked against IndexTTS on the same published basis.
- 1IndexTTS vs Voice.ai
- 2IndexTTS vs Voicebox
- 3IndexTTS vs Fish Audio
- 4IndexTTS vs Kokoro TTS
- 5IndexTTS vs Speechify
- 6IndexTTS vs TTSReader
- 7IndexTTS vs Typecast
- 8IndexTTS vs VoiceStudio
- 9IndexTTS vs Altered Studio
- 10IndexTTS vs Audexum Text to Speech
- 11IndexTTS vs Calik AI
- 12IndexTTS vs CastReader
- 13IndexTTS vs FineVoice AI Voice Changer
- 14IndexTTS vs IReadAll
- 15IndexTTS vs ResponsiveVoice
- 16IndexTTS vs Speech Central
- 17IndexTTS vs SpeechWave
- 18IndexTTS vs Amphion
- 19IndexTTS vs Async
- 20IndexTTS vs Cartesia Sonic
IndexTTS alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Voice.ai | 6.7 | Free plan | $5/mo | Android, API, iOS, Mac, Web, Windows |
| 2 | Voicebox | 6.7 | Free plan | $1/mo | Android, API, iOS, Linux, Mac, self-hosted, Windows |
| 3 | Fish Audio | 6.6 | Free plan | $11/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 4 | Kokoro TTS | 6.6 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 5 | Speechify | 6.6 | Free plan | $29/mo | Android, API, iOS, Mac, Web, Windows |
| 6 | TTSReader | 6.6 | Free plan | $10/mo | Android, API, iOS, Mac, Web, Windows |
| 7 | Typecast | 6.6 | Free plan | $5/mo | Android, API, iOS, Web |
| 8 | VoiceStudio | 6.6 | Free plan | $8.25/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 9 | Altered Studio | 6.5 | Free plan | $30/mo | API, Mac, Web, Windows |
| 10 | Audexum Text to Speech | 6.5 | Free plan | €29/mo | Android, API, Web, Windows |
| 11 | Calik AI | 6.5 | Free plan | $10/mo | API, Linux, Mac, Web, Windows |
| 12 | CastReader | 6.5 | Free plan | $3/mo | Android, API, iOS, Web |
| 13 | FineVoice AI Voice Changer | 6.5 | Free plan | $0.50/mo | API, Mac, Web, Windows |
| 14 | IReadAll | 6.5 | Free plan | $9.99/mo | Android, iOS, Web |
| 15 | ResponsiveVoice | 6.5 | Free plan | $9/mo | Android, API, iOS, Web |
| 16 | Speech Central | 6.5 | Free plan | Free | Android, iOS, Mac, Windows |
| 17 | SpeechWave | 6.5 | Free plan | Free | Android, iOS, Mac, Web |
| 18 | Amphion | 6.4 | Free plan | Free | Linux, self-hosted |
| 19 | Async | 6.4 | Free plan | Free | API, iOS, Web |
| 20 | Cartesia Sonic | 6.4 | Free plan | $5/mo | API, Web |
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Questions about IndexTTS alternatives
What is the best alternative to IndexTTS?
Voice.ai, number 1 in text-to-speech software with a score of 6.7 out of 10. The others here: Voicebox, Fish Audio, Kokoro TTS and 16 more.
What is the best free alternative to IndexTTS?
Voice.ai is the best-ranked alternative with a free plan. 20 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.