Litmus vs Substack
| Litmus | Substack | |
|---|---|---|
| Free plan | No | No |
| Free trial | Yes | No |
| Paid from | $99/mo | — |
| Open source | No | No |
| Platforms | api, extension, Web | Web, iOS, Android |
| Free plan | No | Yes |
| Email automation | — | Yes |
| Audience segmentation | — | Yes |
Both are listed in Best Email Marketing Software. On Samsung Mobile US Press, Substack scores higher on our published basis.