Yes, both Process Street and Notion offer a Free Trial.
Process Street 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 $10per seat/month when yearly, while pricing details for Process Street are unavailable.
Some top alternatives to Process Street includes GoodFlow, Asana, WorkflowMax, ProWorkflow, Orbisoft Task Manager, ClickUp, KiSSFLOW, ProcessMaker, ZapUp by 500apps and Flow.
Some top alternatives to Notion includes Jira, Knote, Trello, Confluence, Asana, Easynote, ClickUp, TWiki, MeisterNote and Zenkit Hypernotes.