Inbox Monster vs testmail.app
| Inbox Monster | testmail.app | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | $312.50/mo | — |
| Open source | No | No |
| Platforms | Web | Web |
| Free plan | No | Yes |
| Email clients | 120 clients | — |
| Device coverage | both | — |
| Spam checks | Yes | Yes |
| Accessibility checks | Yes | — |
| Link checks | Yes | — |
| Inbox testing | Yes | — |
| API access | Yes | Yes |
| Paid from | — | 9 /mo |
Both are listed in Best Email Testing Software. On The Geeks Club, Inbox Monster scores higher on our published basis.