Yes, both Ora and Notion offer a Free Trial.
Ora is designed for Large Enterprises, Medium Business and Small Business.
Notion is designed for Individuals, Freelancers, Medium Business and Small Business.
Pricing for Ora Starts at $4.33/User/Month when Billed Yearly whereas for Notion Starts at $4/Month when Billed Yearly.
Some top alternatives to Ora includes Smartsheet, Miro, Process Street, Wrike, Notion, TeamGantt, Teamwork, ProjectManager.com, Microsoft Project, OpenProject, Workep, RationalPlan, Quick Base, ClickUp, Height, Ravetree and Project Insight.
Some top alternatives to Notion includes Jira, Knote, Trello, Confluence, Asana, Easynote, ClickUp, TWiki, MeisterNote and Zenkit Hypernotes.