Here is a 1-paragraph summary of the text: The article discusses the best SMS marketing platforms and software, including Twilio, TextMagic, SimpleTexting, SlickText, and Klaviyo. Each platform has its unique features, pricing models, and target audience, such as ease of use, automation capabilities, and integrations with other tools like CRM systems. The platforms are compared based on their functionality, usability, and pricing, with Twilio being a complete text marketing solution, TextMagic offering fast setup and API connectivity, SimpleTexting providing user-friendly bulk SMS campaigns, SlickText catering to small businesses for easy text sending, and Klaviyo combining email and SMS marketing capabilities.