Amazon Polly vs Inworld AI
| Amazon Polly | Inworld AI | |
|---|---|---|
| Free plan | Yes | Yes |
| Paid from | $4/mo | $25/mo |
| Platforms | api, Web | api, self-hosted, Web |
| Voice cloning | Yes | Yes |
| API access | Yes | Yes |
| Language count | 42 languages | 200 languages |
| Audio export formats | mp3, ogg_vorbis, ogg_opus, pcm, mu-law, a-law | MP3, WAV, PCM, LINEAR16, OGG_OPUS, μ-law, A-law, FLAC |
| Languages | 42 languages | |
| Maximum input | 6,000 characters | |
| Export formats | mp3, ogg_vorbis, ogg_opus, pcm, mu-law, a-law | |
| Platforms | web, api | |
| Free plan | Yes | |
| Paid from | 25 /mo | |
| Commercial use | Yes | |
| SSML or speech controls | Yes | |
| Game engine tools | Unreal AI Runtime SDK; Unity AI Runtime SDK early access |
Listed together in Best Game Voice Generators