Support.cc by 500apps offers Free Trial, but Promptly does not.
Promptly is designed for Individuals, Medium Business and Small Business.
Support.cc by 500apps is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Support.cc by 500apps begins at $9.99/Month when Billed Yearly, while pricing details for Promptly are unavailable.
Some top alternatives to Promptly includes SalesCRM, Snappy, Keeping, Tender Support, Support.cc by 500apps, SmartSupport, Little SaaS Communication, Qualified, Workvivo, KnowledgeBase, TestBox and Sociocs.
Some top alternatives to Support.cc by 500apps includes Zendesk Support, Zoho Desk, Tidio Helpdesk, Freshservice, ManageEngine ServiceDesk Plus, Freshdesk, Deskero, Teamwork Desk, HelpDesk, SysAid, Jitbit Helpdesk, Snappy, CRMdesk, ReadyDesk, LabiDesk, HESK and BoldDesk.