Calliope vs Substack
| Calliope | Substack | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | €8.25/mo | Free |
| Open source | No | No |
| Platforms | Web | Android, iOS, Web |
| Free plan | Yes | Yes |
Both are listed in Best Writing Apps. On Specifiction, Calliope scores higher on our published basis.