Zendesk Support offers Free Trial, but Document360 does not.
Zendesk Support is designed for Large Enterprises, Medium Business and Small Business.
Document360 is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Zendesk Support Starts at $19/user/month when yearly whereas for Document360 Starts at $99/Month when Billed Yearly.
Some top alternatives to Zendesk Support includes Zoho Desk, ManageEngine ServiceDesk Plus, Deskero, Support Hub, HelpDesk, Desky, Help Scout, Salesforce Service Cloud, ReadyDesk, Sitehelpdesk, HESK and BoldDesk.
Some top alternatives to Document360 includes KBPublisher, Drupal Wiki, Eniston, KnowledgeBase Manager Pro, Talisma KnowledgeBase, Helpjuice, KnowledgeOwl, GoGoWorx, KnowledgeBase and ProProfs Knowledge Base.