Pricing starts at $15,000-$40,000/yr minimum.
SFMC's Pro edition starts in the $3,000-$5,000/mo range, Corporate runs $6,000-$15,000/mo, and Enterprise enters six figures annually. Most contracts include a 1-year minimum and significant implementation fees on top. The TCO assumes a Salesforce-shaped budget.
Mailsoftly: published pricing from $0 to $159/mo at 30K contacts, no contracts