Yes, both Green Pen and SmartSupport offer a Free Trial.
Green Pen is designed for Large Enterprises, Medium Business and Small Business.
SmartSupport is designed for Large Enterprises, Medium Business and Small Business.
Pricing details for both Green Pen and SmartSupport are unavailable at this time. Contact the respective providers for more information.
Some top alternatives to Green Pen includes Red Pen, SmartSupport, SABIO, KnowledgeAQ, Qualified, Richdesk, Workvivo, KnowledgeBase, Whatis, Typed, ProProfs Knowledge Base and IFTTT.
Some top alternatives to SmartSupport includes KBPublisher, Drupal Wiki, TWiki, KnowledgeBase Manager Pro, Omnistar Kbase, Talisma KnowledgeBase, KnowledgeOwl, PaceKB, KnowledgeBase and ProProfs Knowledge Base.