WordPress offers Free Trial, but Respond.io does not.
WordPress is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Respond.io is designed for Large Enterprises, Medium Business and Small Business.
Pricing for WordPress Starts at $4/Month when Billed Yearly whereas for Respond.io Starts at $29/Month.
Some top alternatives to WordPress includes Unbounce, VWO Deploy, SITE123, Wix, Squarespace, Webflow, Builder, WebsiteBuilder, Format, WeWeb, Shopify, Drupal, Concrete5, WebBoss and Web.com.
Some top alternatives to Respond.io includes ZoomInfo Chat, Intalk.io, Respond Flow, LiveAgent, UseResponse, LiveChat, Tidio Chat, HelpOnClick, Zoho SalesIQ, Smartchat and Channel.io.