Yes, both SmartSupport and KnowledgeOwl offer a Free Trial.
SmartSupport is designed for Large Enterprises, Medium Business and Small Business.
KnowledgeOwl is designed for Large Enterprises, Medium Business and Small Business.
The starting price of KnowledgeOwl begins at $10,000/Year, while pricing details for SmartSupport are unavailable.
Some top alternatives to SmartSupport includes KBPublisher, Drupal Wiki, TWiki, KnowledgeBase Manager Pro, Omnistar Kbase, Talisma KnowledgeBase, KnowledgeOwl, PaceKB, KnowledgeBase and ProProfs Knowledge Base.
Some top alternatives to KnowledgeOwl includes simplewiki, KBPublisher, SmartSupport, Drupal Wiki, Talisma KnowledgeBase, Microsoft Azure, HelpHub, GoGoWorx, KnowledgeBase and ProProfs Knowledge Base.