Virgin
Yes, both Candum and Uptrends offer a Free Trial.
Candum is designed for Medium Business and Small Business.
Uptrends is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Candum Starts at $9.99/Month whereas for Uptrends Starts at $15.47/Month when Billed Yearly.
Some top alternatives to Candum includes Uptime, CHEQ.ONLINE, Super Monitoring, DevMonitor.io, UpTime.onl, Monitis, Uptrends, 66uptime, WebForce Uptime and Pingt.io.
Some top alternatives to Uptrends includes Freshping, Uptime, DevMonitor.io, Monitis, SolarWinds Pingdom, Visualping, pingnow.io, Epic Ping, PingPing and Pingt.io.