Yes, both Volusion and eChannelHub offer a Free Trial.
Volusion is designed for Freelancers, Medium Business and Small Business.
eChannelHub is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Volusion Starts at $26.10/Month when Billed Yearly whereas for eChannelHub Starts at $89/Month.
Some top alternatives to Volusion includes Spocket, Easyship, Spark Shipping, Dropshipper, Dropified, Zendrop, Shopify Plus, 2Ship, Shopify, Dropship SPY, Fulfill and Sell.xyz.
Some top alternatives to eChannelHub includes EasyEcom, Multiorders, WooCommerce, Shopify Plus, 2Ship, BigCommerce, Shopify, AmeriCommerce, Quick eSelling, SellerSkills, Web.com and Unicommerce.