Transistor
PingPing offers Free Trial, but R2DTools does not.
R2DTools is designed for Individuals, Large Enterprises, Medium Business and Small Business.
PingPing is designed for Large Enterprises, Medium Business and Small Business.
The starting price of PingPing begins at $4/Month, while pricing details for R2DTools are unavailable.
Some top alternatives to R2DTools includes Super Monitoring, DevMonitor.io, UpTime.onl, Nodeify, Uptrends, Domain Monitor, PingPing, 66uptime, WebForce Uptime and EarlyPing.
Some top alternatives to PingPing includes Uptime, CHEQ.ONLINE, Uptime Robot, Super Monitoring, DevMonitor.io, UpTime.onl, Odown, SiteUptime, updown.io and pingnow.io.