Monitoring
Watching whether any of it is still running — and the architectural catch that decides this one before price does.
Every tool in this category
| UptimeRobot | Uptime Kuma | |
|---|---|---|
| Free plan | 50 monitors 5-minute checks | no built-in limit checks from 20 seconds |
| Entry paid tier | €9/mo (Solo) 60-second checks | none — MIT you pay for the server |
| Runs on | UptimeRobot's servers | your server Docker or Node.js 20.4+ |
| Blind spot | internal services behind a firewall | dies with the network it was watching |
Checked August 2026 against each vendor's own pricing page. Annual figures unless stated.
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