Async vs Piper
| Async | Piper | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | Free | Free |
| Open source | No | No |
| Platforms | api, iOS, Web | api, Linux, self-hosted, Web |
| Free plan | Yes | Yes |
| Paid from | 11.99 /mo | — |
| Commercial use | — | No |
| API access | — | Yes |
| Languages | — | 44 languages |
| Export formats | — | WAV |
| Platforms | — | web, linux, api |
Both are listed in Best Text-to-Speech Software. On Freedom251, Async scores higher on our published basis.