Yes, both Notion and Gaspar.ai offer a Free Trial.
Notion is designed for Individuals, Freelancers, Medium Business and Small Business.
Gaspar.ai is designed for Large Enterprises, Small Business and Medium Business.
The starting price of Notion begins at $4/Month when Billed Yearly, while pricing details for Gaspar.ai are unavailable.
Some top alternatives to Notion includes Jira, Knote, Trello, Confluence, Asana, Easynote, ClickUp, TWiki, MeisterNote and Zenkit Hypernotes.
Some top alternatives to Gaspar.ai includes and undefined.