Yes, both KartRocket and Unbounce offer a Free Trial.
KartRocket is designed for Individuals, Large Enterprises, Medium Business and Small Business.
Unbounce is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for KartRocket Starts at $51/Month whereas for Unbounce Starts at $81/Month when Billed Yearly.
Some top alternatives to KartRocket includes Unbounce, VWO Deploy, Wix, Squarespace, SimpleShop, Rocketspark, WebsiteBuilder, Format, Shoprocket, Square Ecommerce, Shopify, Zepo, Shopnix and Web.com.
Some top alternatives to Unbounce includes Instapage, Lander, Leadpages, Landingi, RallyMind, Swipe Pages, LanderLab and Shogun Page Builder.