Only available with Mailtrack Pro/Advanced. Upgrade here to unlock this feature.
You can track emails with attachments using Mailtrack. There are certain limitations, though, depending on the size of the attachment(s) and your version of Mailtrack.
Mailtrack Free: Limitations when tracking emails with attachments
Mailtrack Free lets you track emails that contain attachments totalling less than 3MB. If you’d like to track emails with larger attachments then please upgrade your plan.