Open source
Healthchecks.io
Get alerted when cron jobs and scheduled tasks miss their run
MonitoringCron job and heartbeat checks
Alternatives to UptimeRobot
12 tools like UptimeRobot, chosen by what they do. About UptimeRobot
Open source
Freemium
Datadog
Cloud monitoring for infrastructure, applications and logs
MonitoringCloud monitoring platform
Open source
Beszel
Lightweight server monitoring with Docker stats, history and alerts
MonitoringLightweight server monitoring
Freemium
Cronitor
Monitoring for cron jobs, heartbeats, websites and APIs
Uptime MonitoringCron job and heartbeat checks
Paid
updown.io
Simple website and cron monitoring with pay per check pricing
Uptime MonitoringSimple uptime checks
Open source
Prometheus
Open source metrics collection, storage and alerting system
MonitoringOpen source metrics system
Freemium
StatusCake
External uptime, SSL, domain and page speed monitoring
Uptime MonitoringWebsite and server monitoring
Freemium
New Relic
Observability platform for applications, infrastructure and logs
MonitoringFull-stack observability
Open source
Freemium
Hyperping
Uptime monitoring, status pages and on-call in one place
Uptime MonitoringUptime monitoring and status