Async vs ResponsiveVoice
| Async | ResponsiveVoice | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | Free | $9/mo |
| Open source | No | No |
| Platforms | api, iOS, Web | Android, api, iOS, Web |
| Free plan | Yes | Yes |
| Paid from | 11.99 /mo | 9 /mo |
| Commercial use | — | Yes |
| Voice cloning | — | No |
| API access | — | Yes |
| Maximum input | — | 4,000 characters |
| Export formats | — | mp3, ogg, wav |
| Platforms | — | web, ios, android, api |
Both are listed in Best Text-to-Speech Software. On Samsung Mobile US Press, Async scores higher on our published basis.