SMTP.com is a powerful email relay service with excellent deliverability, ideal for businesses sending high volumes of email. However, mixed customer service reviews and higher pricing for low-volume users might deter some. Consider your email volume and preferred support quality before making a decision. Review collected by and hosted on G2.com.

Cost-effective for high-volume senders, SMTP.com's pricing might be high for businesses sending only a few thousand emails monthly. More affordable options exist for smaller volumes. Review collected by and hosted on G2.com.