Yes, both VictorOps and Uptrends offer a Free Trial.
VictorOps is designed for and undefined.
Uptrends is designed for Large Enterprises, Medium Business and Small Business.
Pricing for VictorOps Starts at $5/User/Month when Billed Yearly whereas for Uptrends Starts at $15.47/Month when Billed Yearly.
Some top alternatives to VictorOps includes Freshservice, PagerDuty, Opsgenie, YetiCloud, AlertOps, Spike.sh, Mission Manager, Zenduty, Incident.io, StatusCast Incident Management and PagerTree.
Some top alternatives to Uptrends includes Freshping, Uptime, DevMonitor.io, Monitis, SolarWinds Pingdom, Visualping, pingnow.io, Epic Ping, PingPing and Pingt.io.