Yes, both ScrumDesk and Notion offer a Free Trial.
ScrumDesk is designed for Large Enterprises, Medium Business and Small Business.
Notion is designed for Individuals, Freelancers, Medium Business and Small Business.
Pricing for ScrumDesk Starts at $7/User/Month whereas for Notion Starts at $4/Month when Billed Yearly.
Some top alternatives to ScrumDesk includes Smartsheet, Miro, Process Street, Wrike, Notion, Jira, GitScrum, Teamwork, ProjectManager.com, Krosswall, Backlog, Kanbanize, Height and Kanban Tool.
Some top alternatives to Notion includes Jira, Knote, Trello, Confluence, Asana, Easynote, ClickUp, TWiki, MeisterNote and Zenkit Hypernotes.