Yes, both ProcessPlan and InRule offer a Free Trial.
ProcessPlan is designed for Large Enterprises, Medium Business and Small Business.
InRule is designed for Large Enterprises and Medium Business.
The starting price of ProcessPlan begins at $19/User/Month when Billed Yearly, while pricing details for InRule are unavailable.
Some top alternatives to ProcessPlan includes Process Street, Microsoft Flow, ProcessMaker, IBM Blueworks Live, IBM Business Automation Workflow, ProcessPolicy.com, Bautomate, Withprocess.com, Tibco BPM Enterprise and BPMapp by 500apps.
Some top alternatives to InRule includes BP Logix BPMS, IBM Business Automation Workflow, IBM Operational Decision Manager, Decisions, Bautomate, XpertRule, DecisionRules, DMS (Decision Making Software), Decisimo and BPA Platform.