Yes, both PagerTree and DERDACK Enterprise Alert offer a Free Trial.
PagerTree is designed for Large Enterprises, Medium Business and Small Business.
DERDACK Enterprise Alert is designed for Individuals, Large Enterprises, Medium Business and Small Business.
The starting price of PagerTree begins at $0/user/month when monthly, while pricing details for DERDACK Enterprise Alert are unavailable.
Some top alternatives to PagerTree includes Freshservice, PagerDuty, Opsgenie, VictorOps, AlertOps, Spike.sh, Mission Manager, Zenduty, StatusCast Incident Management, Kintaba and Pager Team.
Some top alternatives to DERDACK Enterprise Alert includes alerto.in, AlertOps, Everbridge IT Alerting, Amazon SNS, AWS Personal Health Dashboard, New Relic Alerts, TelAlert, SyncAlert, Cloud Alert and Indition Alerts.