The top-rated alternative to UptimeRobot is Uptime Kuma, which is free and open source. People also recommend Better Stack, Tianji, Pingdom and Kener. Website Monitoring Tools like UptimeRobot are a crowded field, with more than 100 alternatives for the web, self-hosting, Windows, Linux and Mac.
Covers uptime, cron jobs, SSL and domain expiry, TCP ports, DNS records, and tracks incidents, with per-monitor alerts via Telegram, Slack, SMS, and more, white-label status pages, robust history, API access, self-hosting, and maintenance features.
Everything happens in Telegram: no login, no dashboard, no email to verify. Different in practice: heartbeat monitoring for cron jobs, a VPS agent for CPU/RAM/disk instead of only external reachability, SSL warnings at 14 and 3 days, and a one-time Telegram Stars price instead...
RelayRadar is an operator-focused reliability platform that combines uptime monitoring, incident alerts, and domain intelligence into a single workflow.
United States
Watches the client websites and domains an agency or freelancer looks after: uptime, certificates, domain expiry, DNS changes and daily screenshots, with who's responsible beside each one.
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.
Web-based monitoring for websites and endpoints, providing automated uptime checks, response-time results, availability history, outage records, and test reports. Email or SMS alerts notify recipients when a service goes down or recovers, while scalable plans support sites, businesses, and agencies.
Canada
Uptime monitoring without false alarms. A second region confirms every failure, and your AI assistant can check it all over MCP.
Estonia
EU
WatchaBot is a lightweight, reliable monitoring tool that keeps your website and SSL certificate under constant supervision — and notifies you instantly via WhatsApp when something goes wrong.
Chirp lets you create a public status page in minutes so your users always know what's going on. Monitor HTTP endpoints, SSL certificates, and cron jobs with automatic incident creation when things go down.
RomaniaEU
Uptime monitoring for developers. Monitor APIs and websites, get alerts when they go down. 25 monitors free, unlimited for $15/month.
GermanyEU
A modern website and API monitoring tool that checks uptime, response times, SSL certificates, and domain expiry, with real-time alerts and a clean dashboard.
United States
YominsOps is an IT infrastructure management platform designed to help small and growing businesses keep their servers, services, and applications reliable, secure, and operational at all times.
United States
