relay19 is described as 'Checks websites, ports, DNS, TLS, SMTP and scheduled jobs, while a Linux agent tracks CPU, memory, load, disks and Docker containers and sends alerts' and is a website monitoring tool in the network & admin category. There are nine alternatives to relay19, not only websites but also apps for a variety of platforms, including SaaS, Android, iPhone and Android Tablet apps. The best relay19 alternative is UptimeRobot, which is free. Other great sites and apps similar to relay19 are Pingdom, StatusCake, Pulsetic and Uptime.com.
Free real-time monitoring for 50 sites every 5 minutes. Custom alerts through email, SMS, calls, and apps like Slack, PagerDuty, and more. Use status pages and mobile apps for easy management.
Tracks uptime, downtime, and page speed with synthetic and real user monitoring, simulates critical flows, analyzes visitor data by location, device, and browser, sends instant alerts, and provides analytics and reporting to troubleshoot and optimize sites.
Provides uptime, performance, and page speed monitoring for up to 10 websites. Offers customizable alerts by email, SMS, or third-party apps, root cause analysis, mobile support, server and SSL checks, plus a free plan with detailed reports for diagnostics.
Receive detailed website downtime alerts by phone, SMS, email, or Slack, monitor uptime and performance in real time from global data centers, avoid false positives, create customizable status pages, generate incident management and performance reports.
Real-time monitoring with checks every minute from over 30 global locations, alerts for outages or slowdowns, detailed uptime and response time reports, customizable alerts, public status pages, SSL and domain monitoring, and REST API for automation.
NodePing Server Monitoring and Web Site Monitoring. Simple but powerful Internet service monitoring. Checks as frequent as once a minute.
WebsitePulse.io checks your website around the clock and tells you the moment something breaks, by email or WhatsApp.
Uptime Monitor: Start monitoring in less than 30 seconds. Free Monitoring Robot for Uptime of your website, keyword, cronjob, port. Get notified by by phone, voice, email, sms and more. Website Uptime Monitor, Keyword monitor, Network uptime monitor, Cron monitor, Job...
Monitoria is an active monitoring service you can use to monitor your website or basically any HTTP(S) endpoint. It will periodically send requests to the selected URL, and when it starts receiving errors, it will send you a notification.
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