UptimeRobot
Free website monitoring service that helps you stay on top of your systems' availability.
Free Monitors
50
Monitoring Interval
As low as 30 seconds
User Reviews
700+
About UptimeRobot
UptimeRobot provides a comprehensive suite of monitoring tools for websites, servers, and applications. It supports various monitor types including HTTP(S), ping, port, keyword, DNS, and heartbeat monitoring for cron jobs. When an issue is detected from its global monitoring locations, it sends instant alerts via email, SMS, voice call, and integrations like Slack, Telegram, and more. Users can create custom public or private status pages to communicate system status and incident history to their audience. The service operates on a freemium model, making it accessible for personal projects while offering advanced features like 30-second monitoring intervals, SSL monitoring, and advanced notifications for professional use cases.
Core Monitoring Features
Http(S) Monitoring
Monitors websites and APIs for uptime.
Ping & Port Monitoring
Checks server and network device availability.
Keyword Monitoring
Checks for the presence or absence of specific text on a page.
Heartbeat Monitoring
Monitors cron jobs and scheduled tasks.
Ssl Certificate Monitoring
Alerts before SSL certificates expire.
Alerting & Notifications
Primary Alerts
Email, SMS, Voice Call, Mobile App Push
Integrations
Slack, Telegram, Discord, Microsoft Teams, PagerDuty, Opsgenie, Splunk On-Call, Zapier
Advanced Options
Customizable alert thresholds, maintenance windows, and escalations.
Status Pages
Customization
Add your logo, use a custom domain, and customize the design.
Security
Option to password-protect status pages or hide from search engines.
Subscriber Notifications
Allows end-users to subscribe for incident and maintenance updates via email.