Sites and apps similar to UptimeMate include Uptime Kuma, which is free and open source. Other options are UptimeRobot, Tianji, Pingdom and Monytra. Website Monitoring Tools like UptimeMate are a crowded field, with more than 100 alternatives for Windows, Linux, Android, Mac and iPhone.
Quimonit offers a comprehensive monitoring suite that uniquely monitors many aspects of your website, to maximize uptime, reduce downtime, and optimize your website's performance. Don't get caught with your website down!.
United States
Uptime monitoring and status pages for indie SaaS and production AI agents (OpenClaw, agent APIs) — setup in minutes, not another observability suite.
Self-hosted Windows Server monitoring software for networks, servers, virtualization, applications, cloud services, logs and traffic. It discovers devices, maps topology, applies reusable policies, correlates alerts, analyzes network flows and automates responses.
Poland
EU
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.
Ukraine
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.
United States
PHP Server Monitor is a script that checks whether your websites and servers are up and running. It comes with a web based user interface where you can manage your services and websites, and you can manage users for each server with a mobile number and email address.
United States
Monitors uptime and availability from 300+ worldwide locations with checks for HTTP, ping, content, SSL, domain expiration, DNSBL blacklists and more. Alerts via email, SMS, calls, messengers, webhooks, and push. Includes public status pages, tools, and REST API.
United Kingdom
SiteDelta is an Add-on for old versions of Mozilla Firefox (before the introduction of WebExtensions).
GermanyEU
Monitor your website, server, API, application, service and get notified if your resources have some problems with availability. Upzilla notifies you in Slack, Telegram, Messenger, or by email. Works also as a public status page with subscriptions.
Open-source observability platform providing uptime monitoring, alerts, incident management, status pages for transparency, log and error tracking, performance and security monitoring, automated API testing, on-call rotation, and integrated root-cause analysis for operations teams.
India
