Yes, both OpenCart and Multiorders offer a Free Trial.
OpenCart is designed for Freelancers, Medium Business and Small Business.
Multiorders is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Multiorders begins at $7/Month when Billed Yearly, while pricing details for OpenCart are unavailable.
Some top alternatives to OpenCart includes and undefined.
Some top alternatives to Multiorders includes Zoho Inventory, Contalog, inFlow Inventory, EasyEcom, Order MS, EazyStock, CyberStockroom and ZapInventory.