Mailproof vs OutMass
| Mailproof | OutMass | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | $0.33/mo | $9/mo |
| Open source | No | No |
| Platforms | extension, Web | extension, Web |
| Free plan | Yes | Yes |
| Open tracking | Yes | Yes |
| Link tracking | Yes | Yes |
| Email client support | gmail | outlook |
| CRM integrations | 0 | 0 |
| Activity alerts | Yes | — |
| Reply tracking | — | Yes |
Both are listed in Best Email Tracking Software. On Inferse, Mailproof scores higher on our published basis.