SendScale Email Warmup vs Warmbase
| SendScale Email Warmup | Warmbase | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | Yes |
| Paid from | — | $9/mo |
| Open source | No | No |
| Platforms | Web | Web |
| Free plan | Yes | No |
| Warmup network | private | shared |
| Spam monitoring | Yes | Yes |
| Multiple mailboxes | Yes | Yes |
| Daily email limit | — | 50 /day |
| Custom warmup schedule | — | Yes |
Both are listed in Best Email Warmup Software. On Samsung Mobile US Press, Warmbase scores higher on our published basis.