Yes, both Trello and Shopify offer a Free Trial.
Trello is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Shopify is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Trello begins at $5/User/Month when Billed Yearly, while pricing details for Shopify are unavailable.
Some top alternatives to Trello includes Smartsheet, Miro, Process Street, Wrike, Notion, Freshbooks, Jira, Basecamp, Zoho Projects, monday.com, Asana, Teamwork, ProjectManager.com, Microsoft Project, Worksuite, Trackboard, Quick Base, Todoist, ClickUp, Resource Guru and Height.
Some top alternatives to Shopify includes PrestaShop, CS-Cart, WooCommerce, Shopify Plus, BigCommerce, AmeriCommerce, 1ShoppingCart, Zoho Commerce, Magento Open Source, Web.com, iSeller and Dukaan.