GMass vs SendLater
| GMass | SendLater | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | No |
| Paid from | — | $2.50/mo |
| Open source | No | No |
| Platforms | Web | Windows |
| Free plan | No | Yes |
| Automated follow-ups | — | Yes |
| Recurring emails | — | Yes |
Both are listed in Best Email Scheduling Software. On Samsung Mobile US Press, SendLater scores higher on our published basis.