Amazon Polly vs SESTEK Text-to-Speech
| Amazon Polly | SESTEK Text-to-Speech | |
|---|---|---|
| Free plan | Yes | |
| Paid from | $4/mo | |
| Platforms | api, Web | api, Linux, self-hosted, Windows |
| Voice cloning | Yes | Yes |
| API access | Yes | Yes |
| Languages | 42 languages | |
| Maximum input | 6,000 characters | |
| Export formats | mp3, ogg_vorbis, ogg_opus, pcm, mu-law, a-law | WAV, Opus, MP3, FLV |
| Platforms | web, api | Windows, Linux, API |
| Language count | 42 languages | |
| Audio export formats | mp3, ogg_vorbis, ogg_opus, pcm, mu-law, a-law | |
| Real-time guidance | Yes | |
| Suggested replies | Yes | |
| Knowledge retrieval | Yes | |
| Next-best actions | Yes | |
| Supported channels | multichannel | |
| Live call analysis | Yes | |
| Sentiment analysis | Yes | |
| Compliance monitoring | Yes | |
| Automatic topic detection | Yes | |
| Agent coaching tools | Yes | |
| Real-time monitoring | Yes | |
| Speech analytics | Yes | |
| Quality scorecards | Yes |
Listed together in Best Text-to-Speech Software