Problems portMTA Solves

Cost Efficient in large send volumes and on the long run

Cloud MTA services come with hidden costs such as:

Per GB and cost for ancillary requirements such as IP addresses, domain resilience and data transfers into, out of and between servers.

Overpaying to storage access if not chosen the right tier

Overlooked telecom bandwidth costs when migrating the data and using it.

End up paying for services with thresholds, you believed that were free when signing up

End up paying for moving your data out of the cloud when you have to.