Yes, both Celoxis and Miro offer a Free Trial.
Celoxis is designed for Large Enterprises, Medium Business and Small Business.
Miro is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Celoxis Starts at $25/month when yearly whereas for Miro Starts at $8/User/Month when Billed Yearly.
Some top alternatives to Celoxis includes Smartsheet, Miro, Process Street, Wrike, Notion, Jira, Basecamp, Microsoft PPM, monday.com, Asana, Teamwork, ProjectManager.com, Microsoft Project, Quick Base, ClickUp, Resource Management by Smartsheet and Height.
Some top alternatives to Miro includes Collaboard, Microsoft Whiteboard, WhiteboardFox, Conceptboard, MURAL, Lucidspark, Whimsical, Board, Zoom Whiteboard and Witeboard.