Downtime Cat is described as 'Monitors your website, and if it goes offline, sends you an email so you can fix it fast' and is a Uptime Monitor service in the network & admin category. There are more than 10 alternatives to Downtime Cat for a variety of platforms, including Web-based, SaaS, Android, iPhone and Windows apps. The best Downtime Cat alternative is Uptime Kuma, which is both free and Open Source. Other great apps like Downtime Cat are Better Stack, UptimeRobot, Pingdom and StatusCake.
AI-driven SRE platform offering real-time infrastructure monitoring, incident management, log analytics, traces, error tracking, metrics, real user monitoring, status pages, and a warehouse, with full data ingestion, centralized dashboard, custom alerts, and reduced costs.
United States
Self-hosted monitoring tool to track uptime via HTTP(s), TCP, Ping, and more with reactive design. Offers 20-second interval checks, notifications through various channels like Webhook, Telegram, supports multiple languages, includes status page and ping charts, aiding small to medium enterprises effectively.
Hong Kong SAR China
Free real-time monitoring for 50 sites every 5 minutes. Custom alerts through email, SMS, calls, and apps like Slack, PagerDuty, and more. Use status pages and mobile apps for easy management.
Slovakia
EU
Tracks uptime, downtime, and page speed with synthetic and real user monitoring, simulates critical flows, analyzes visitor data by location, device, and browser, sends instant alerts, and provides analytics and reporting to troubleshoot and optimize sites.
United States
Provides uptime, performance, and page speed monitoring for up to 10 websites. Offers customizable alerts by email, SMS, or third-party apps, root cause analysis, mobile support, server and SSL checks, plus a free plan with detailed reports for diagnostics.
United Kingdom
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.
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.
Downdetector monitors over 3,000 services in 25 countries including telecommunication outages (internet, phone and TV service), online banking problems, websites that go down and apps that aren’t working.
United States
A robust web application for monitoring website uptime, performance, and SSL certificate expiration. Simple Site Monitor provides an easy-to-use dashboard to track the health of your websites in real-time.
MaltaEU
Free open-source website monitoring software, easy to set up and use for monitoring web sites. You can monitor single web pages, multiple web pages, pages in sitemap and even your whole web site using spider. You can check HTTP result codes and even contents of the checked pages.
We alert you, before your customers do.
OnlineOrNot monitors your websites, web apps, and APIs, letting you know instantly if anything goes wrong.
Australia
NodePing Server Monitoring and Web Site Monitoring. Simple but powerful Internet service monitoring. Checks as frequent as once a minute.
United States
