Yes, both Candum and Super Monitoring offer a Free Trial.
Candum is designed for Medium Business and Small Business.
Super Monitoring is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Candum Starts at $9.99/Month whereas for Super Monitoring Starts at $4.91/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 Super Monitoring includes Uptime, Hyperping, Dotcom Monitor, WebSitePulse, DevMonitor.io, UpTime.onl, SolarWinds Pingdom, Domain Monitor, WatchSumo and WebForce Uptime.