Yes, both ManageEngine OpManager and OP5 Monitor offer a Free Trial.
ManageEngine OpManager is designed for Large Enterprises, Medium Business and Small Business.
OP5 Monitor is designed for Large Enterprises, Medium Business and Small Business.
Pricing details for both ManageEngine OpManager and OP5 Monitor are unavailable at this time. Contact the respective providers for more information.
Some top alternatives to ManageEngine OpManager includes Site24x7, Zabbix, Ne.Mo. Network Monitoring, PRTG Network Monitor, Spiceworks Network Monitor, Nagios Network Analyzer, SolarWinds ipMonitor, ManageEngine NetFlow Analyzer, OP5 Monitor, SolarWinds Network Performance Monitor and NinjaOne (NinjaRMM).
Some top alternatives to OP5 Monitor includes Nagios XI, PRTG Network Monitor, Spiceworks Network Monitor, Nagios Network Analyzer, OpenNMS, SolarWinds ipMonitor, Panopta, Netcrunch, vRealize Network Insight, Monitis and NinjaOne (NinjaRMM).