Notion offers Free Trial, but Forecast does not.
Forecast is designed for Large Enterprises, Medium Business and Small Business.
Notion is designed for Individuals, Freelancers, Medium Business and Small Business.
The starting price of Notion begins at $4/Month when Billed Yearly, while pricing details for Forecast are unavailable.
Some top alternatives to Forecast includes Smartsheet, Miro, Process Street, Wrike, Notion, Freshbooks, Zoho Projects, Teamwork, ProjectManager.com, Microsoft Project, Estimatess.io, ApuTime, Worksuite, Mission-X, WirTask, Quick Base, ClickUp, Resource Guru, Height and Project Insight.
Some top alternatives to Notion includes Jira, Knote, Trello, Confluence, Asana, Easynote, ClickUp, TWiki, MeisterNote and Zenkit Hypernotes.