Yes, both Site24x7 and TaskCall offer a Free Trial.
Site24x7 is designed for Large Enterprises, Medium Business and Small Business.
TaskCall is designed for Large Enterprises, Medium Business and Small Business.
The starting price of TaskCall begins at $9/User/Month, while pricing details for Site24x7 are unavailable.
Some top alternatives to Site24x7 includes NinjaOne (NinjaRMM), OmniCenter, Zabbix, PRTG Network Monitor, SolarWinds ipMonitor, LiveNX, OP5 Monitor, Grafana, ManageEngine OpManager, SolarWinds Network Performance Monitor and LogicMonitor.
Some top alternatives to TaskCall includes Freshservice, PagerDuty, xMatters, VictorOps, YetiCloud, Spike.sh, Lightstep Incident Response, Mission Manager, Incident.io, StatusCast Incident Management and ResQ.