Checkly is described as 'Provides a better way to monitor your API endpoints and browser click flows from a single, simple dashboard' and is a Uptime Monitor service in the development category. There are more than 50 alternatives to Checkly, not only websites but also apps for a variety of platforms, including SaaS, Mac, Windows and Linux apps. The best Checkly alternative is Uptime Kuma, which is both free and Open Source. Other great sites and apps similar to Checkly are UptimeRobot, Pingdom, Quimonit and soapUI.
Web monitoring service, which checks website every 5 minutes. It detects when it's offline, redirected, broken or even hacked. Provides SMS and email notifications, statistics and logs.
rhealth.dev is a developer-first uptime monitoring platform designed to reduce alert noise and speed up incident response.
RelayRadar is an operator-focused reliability platform that combines uptime monitoring, incident alerts, and domain intelligence into a single workflow.
CronAlert is an uptime monitoring SaaS built entirely on Cloudflare Workers, D1, and Cron Triggers. We monitor your websites, APIs, and scheduled tasks every minute and send instant alerts through email, Slack, Discord, Microsoft Teams, Telegram, PagerDuty, webhooks, and push...
Kikloper is a lightweight monitoring platform for freelancers, developers, and agencies managing multiple websites.
Website monitoring that helps detect and resolve issues before they impact website users. Response time tracking, keyword monitoring, custom alerts via WhatsApp, email, SMS, and more.
Simple uptime monitoring with SSL tracking, status pages, and smart alerts. Built for developers and small teams who value simplicity.
FlareCanary monitors REST and MCP endpoints for response schema changes. Point it at any endpoint you don't control, let it build a structural baseline from observed responses, and get alerted when that baseline drifts — before your integration breaks.
Standard uptime monitoring with alerts that include diagnostic information, timing breakdowns and dashboard snapshots. Configure alerts for HTTP statuses, reachability and performance thresholds.
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.
AI-powered website, API & server monitoring with SSL alerts, EC2 control, and performance tracking. Starts free, built for developers & indie hackers.
Free Website/Server Uptime Monitoring & Status Pages. Easy and reliable uptime and performance monitoring solution, with highly customizable and fast status pages.
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