Apps similar to Gatus include Uptime Kuma, which is free and open source. Other options are Better Stack, UptimeRobot, Pingdom and Kener. There's no shortage of Uptime Monitor Services like Gatus, with more than 50 alternatives for the web, self-hosting, Android, iPhone and iPad.
Get notified about downtime before your customers do. Statustes monitors your websites, apps, and servers 24/7, providing real-time alerts and detailed insights. Stay ahead of performance issues and ensure a smooth user experience with customizable status pages.
Aepto is an AI domain monitoring platform that centralizes all your domains in one place and continuously monitors renewals, email, hosting, security, uptime, and costs with early alerts and clear guidance.
United Kingdom
RelayRadar is an operator-focused reliability platform that combines uptime monitoring, incident alerts, and domain intelligence into a single workflow.
United States
SolidPing is an open-source uptime monitor you can run yourself or use hosted. It ships as one Go binary or one Docker container, uses SQLite by default and PostgreSQL if you want it.
France
EU
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.
Canada
PingRelay monitors your services and instantly alerts you when something breaks so you can respond before users are impacted.
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.
GermanyEU
Simple uptime monitoring with SSL tracking, status pages, and smart alerts. Built for developers and small teams who value simplicity.
Uptime monitoring and public status pages for indie SaaS founders - 1-minute checks, Slack/Discord/Telegram alerts, and custom domains. Free to start.
Ultralight open source server monitoring agent, written in Rust. Ships CPU, RAM, disk and network metrics over OTLP to any compatible backend.
AI-powered website, API & server monitoring with SSL alerts, EC2 control, and performance tracking. Starts free, built for developers & indie hackers.
India
Centralizes real-time monitoring of servers, containers, Kubernetes clusters, SNMP devices, firewalls, storage, and databases in a user-friendly dashboard with alerts, multi-user support, setup wizard, REST API, customizations, mobile access, and backup options.
Türkiye
Spain
