Cartesia Sonic vs Narration Box
| Cartesia Sonic | Narration Box | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | $5/mo | $15/mo |
| Open source | No | No |
| Platforms | api, Web | api, Web |
| Free plan | Yes | Yes |
| Paid from | 5 /mo | 15 /mo |
| Commercial use | Yes | Yes |
| Voice cloning | Yes | Yes |
| API access | Yes | Yes |
| Platforms | web, api | web, api |
| Languages | — | 80 languages |
| Export formats | — | MP3, WAV, Opus, FLAC, OGG |
Both are listed in Best Text-to-Speech Software. On Everything Xiaomi, Cartesia Sonic scores higher on our published basis.