Yes, both Zoho Flow and Box Relay offer a Free Trial.
Zoho Flow is designed for Large Enterprises, Medium Business and Small Business.
Box Relay is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Zoho Flow Starts at $10/Month when Billed Yearly whereas for Box Relay Starts at $5/User/Month when Billed Yearly.
Some top alternatives to Zoho Flow includes Zoho One, Zapier, Nintex, Integrify, ProcessMaker, IBM Business Automation Workflow, BPMapp by 500apps, ZapUp by 500apps, Built.io Flow and Cflow.
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.