The document compares several SMS marketing tools and their pricing structures and features. It provides a table that lists Textedly, Twilio, ClickSend, Plivo, SMS Magic, Campaign Monitor, SMS 360, and Mercury SMS, detailing their monthly pricing starting points, key features, pros, and cons. Ultimately, it states the best tool depends on an organization's specific needs and budget, and to consider important features, pricing, and available integrations.