Glovo
Yes, both Helpjuice and ProProfs Knowledge Base offer a Free Trial.
Helpjuice is designed for Medium Business and Small Business.
ProProfs Knowledge Base is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Helpjuice Starts at $120/Month whereas for ProProfs Knowledge Base Starts at $0.30/Month when Billed Yearly.
Some top alternatives to Helpjuice includes Zendesk Support, Zoho Desk, Tidio Helpdesk, Freshservice, Freshdesk, Support Hub, HelpDesk, Jitbit Helpdesk, CRMdesk, ReadyDesk, Sitehelpdesk, HESK, Kiodesk, SmartSupport, HelpHub and KnowledgeBase.
Some top alternatives to ProProfs Knowledge Base includes KBPublisher, SmartSupport, Talisma KnowledgeBase, HelpHub, KnowledgeOwl, Qualified, Workvivo, PaceKB, KnowledgeBase, Whatis, IFTTT and StructHub.
