CrawlRhino SEO Monitor is a website uptime and SEO monitoring tool that tracks downtime, response times, and changes to important SEO elements such as titles, meta descriptions, and headings.



AppBeat is described as 'Proactively monitor your websites and online services. Receive immediate notification when a problem is detected so you can quickly resolve the root cause and prevent potential escalation' and is a popular Uptime Monitor service in the network & admin category. There are more than 100 alternatives to AppBeat, not only websites but also apps for a variety of platforms, including SaaS, Linux, Windows and Self-Hosted apps. The best AppBeat alternative is Uptime Kuma, which is both free and Open Source. Other great sites and apps similar to AppBeat are Zabbix, UptimeRobot, Datadog and Nagios.
CrawlRhino SEO Monitor is a website uptime and SEO monitoring tool that tracks downtime, response times, and changes to important SEO elements such as titles, meta descriptions, and headings.



Kikloper is a lightweight monitoring platform for freelancers, developers, and agencies managing multiple websites.




Free uptime monitoring for websites, servers and APIs. Supports HTTP, TCP, UDP and ICMP. Instant alerts to Telegram, Discord, Slack.



Simple uptime monitoring with SSL tracking, status pages, and smart alerts. Built for developers and small teams who value simplicity.
Notifier monitors your websites, APIs, and servers around the clock and alerts you the moment something goes down. It checks as often as every 30 seconds and sends notifications through email, SMS, voice calls, and Slack so you never miss an outage.

RelayRadar is an operator-focused reliability platform that combines uptime monitoring, incident alerts, and domain intelligence into a single workflow.




Simple, EU-hosted monitoring for APIs, websites and cron jobs — PingMon catches anomalies even when the status still says 200 OK, and an AI explains what actually broke.




Hosted website and server monitoring that detects downtime, visual regressions, SSL issues, DNS changes, performance slowdowns, and content changes.

Standard uptime monitors like UptimeRobot only tell you if your server is turned on (returning a 200 OK status). But what happens when a bad plugin update breaks your "Add to Cart" button? Your server stays online, your monitor stays green, and you silently lose sales.




Uptime and error monitoring for websites, APIs, ports, DNS and SSL certificates — instant alerts across 12 channels, grouped error tracking and public status pages, GDPR-compliant.



Run instant uptime diagnostics from your phone, or let Pro watch your targets automatically from the cloud, every 5 minutes. A simple, mobile-first uptime monitoring app for developers, freelancers, and small business owners.



Valla DNS is a free, no-signup, all-in-one domain and network intelligence toolkit for developers, sysadmins, and IT professionals. It brings the checks you normally spread across a dozen sites into one fast, dark-mode-friendly interface, with no login and no paywall.

