Yes, both Box Relay and Cflow offer a Free Trial.
Box Relay is designed for Large Enterprises, Medium Business and Small Business.
Cflow is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Box Relay Starts at $5/User/Month when Billed Yearly whereas for Cflow Starts at $7/User/Month when Billed Yearly.
Some top alternatives to Box Relay includes ProcessMaker, BP Logix BPMS, IBM Business Automation Workflow, Fusion Platform, ProcessPolicy.com, Bautomate, Withprocess.com, Tibco BPM Enterprise, BPMapp by 500apps and Cflow.
Some top alternatives to Cflow includes NinjaOne (NinjaRMM), Flowfinity, Nintex, IBM Business Automation Workflow, ZapUp by 500apps, Yoroflow, WovVFlow, Workflow86, Built.io Flow and Quickflow.