Narration Box vs ResponsiveVoice
| Narration Box | ResponsiveVoice | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | $15/mo | $9/mo |
| Open source | No | No |
| Platforms | api, Web | Android, api, iOS, Web |
| Free plan | Yes | Yes |
| Paid from | 15 /mo | 9 /mo |
| Commercial use | Yes | Yes |
| Voice cloning | Yes | No |
| API access | Yes | Yes |
| Languages | 80 languages | — |
| Export formats | MP3, WAV, Opus, FLAC, OGG | mp3, ogg, wav |
| Platforms | web, api | web, ios, android, api |
| Maximum input | — | 4,000 characters |
Both are listed in Best Text-to-Speech Software. On Samsung Mobile US Press, ResponsiveVoice scores higher on our published basis.