Yes, both Heurix and Uptrends offer a Free Trial.
Heurix is designed for Medium Business and Small Business.
Uptrends is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Uptrends begins at $15.47/Month when Billed Yearly, while pricing details for Heurix are unavailable.
Some top alternatives to Heurix includes UXCam, UserX, User Insights, UX Metrics, Uptime, Uptime Robot, DevMonitor.io, Uptrends and UXsniff.
Some top alternatives to Uptrends includes Freshping, Uptime, DevMonitor.io, Monitis, SolarWinds Pingdom, Visualping, pingnow.io, Epic Ping, PingPing and Pingt.io.