UptimeRobot: Monitor anything! play online

The official UptimeRobot mobile app: The world's leading
uptime monitoring service.
HOW IT WORKS?
We check your service in 1-min intervals* and you get notified via push notification about every outage. Simple as that.
WHAT CAN YOU MONITOR?
WEB: check any website (http/https)
SSL: get notified when SSL certificate is expiring
PORT: monitor any port, e.g SMTP, FTP, DNS or custom
PING: just ping (ICMP) if server is responding
KEYWORD: check if keyword is present or missing on a page
HEARTBEAT: monitor scheduled jobs (i.e. cron)**
FEATURES
Overall status screen to check if any of your service is down
Up & down events history
Monitor list with handy search and filter features
Monitor detail with detailed uptime, response time and event history
Creating, editing, pausing and deleting monitors
Push alerts about the up & down events
Color-blind accessibility
Third-party integrations like Slack, PagerDuty and many more (available only in the web app)
Register now and get 50 monitors forever FREE! No credit card needed.
* Available only in PRO plan. With FREE plan you get 5-minute monitoring intervals.
** Available only in the web app with PRO plan.