Yes, both Outline and GitBook offer a Free Trial.
Outline is designed for Large Enterprises, Small Business, Medium Business and Individuals.
GitBook is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Outline Starts at $15.00per month when Billed Yearly whereas for GitBook Starts at $6.40/User/Month when Billed Yearly.
Some top alternatives to Outline includes simplewiki, GitBook, Zoho Wiki, Drupal Wiki, TWiki, Wiki Valley, HuForce, KnowledgeBase, ProProfs Knowledge Base and Team Wiki.
Some top alternatives to GitBook includes Confluence, simplewiki, Zoho Wiki, Drupal Wiki, TWiki, Wiki Valley, MeisterNote, Team Wiki, Obsidian and Dokit.
