As someone who could do the setup himself I still value the time savings this affords me and allows me to concentrate on the marketing aspects of my cold-email campaigns vs the plumbing.

Lots of mailboxes with a few clicks, good mailboxes health monitoring

Its simplicity. We all know setting up the backend on email is a foreign language for so many but Maildoso makes it so easy. Within 10-15 minutes you can have brand new look-alike domains and 10+ mailboxes setup. Plus the IP rotation? CLUTCH. I tried a few other tools but Maildoso is still holding strong months later and is working.