Yes, both Trello and Google Docs offer a Free Trial.
Trello is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Google Docs is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Trello Starts at $5/User/Month when Billed Yearly whereas for Google Docs Starts at $6/User/Month.
Some top alternatives to Trello includes Quickbase , Smartsheet, ClickUp, Zoho Projects, Freshbooks, Jira, Basecamp, Wrike, monday.com, Asana, Teamwork, ProjectManager.com, Microsoft Project, Worksuite, Trackboard, Quick Base, Todoist, Resource Guru and Height.
Some top alternatives to Google Docs includes Nimbus Note, Microsoft OneNote, Google Sheets, Documint, Dropbox Paper, Microsoft Word, pdfFiller, LibreOffice, iWork, WPS Office and WordPerfect Office.