Yes, both Zenduty and PagerDuty offer a Free Trial.
Zenduty is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
PagerDuty is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Zenduty Starts at $5/User/Month when Billed Yearly whereas for PagerDuty Starts at $10.
Some top alternatives to Zenduty includes Freshservice, PagerDuty, Opsgenie, VictorOps, AlertOps, Spike.sh, Rootly, Incident.io, StatusCast Incident Management, PagerTree and ResQ.
Some top alternatives to PagerDuty includes Freshservice, xMatters, Opsgenie, VictorOps, YetiCloud, AlertOps, Splunk On-Call, Splunk Enterprise, ServiceNow Customer Service Management, Zenduty and StatusCast Incident Management.