Site Checker: Down Detector
Tamara Dudarenko
About this app
- Category Utilities
- Age 10
- Updated Oct 6, 2025
- OS IOS
Editor reviews
A fast, reliable site status checker and outage detector for developers, admins, and website owners. Quickly verify if a website is down or just you, monitor uptime, and run one-tap diagnostics to pinpoint issues. Designed for speed and clarity, it combines multi-location checks with developer-grade tools in a simple interface. Ideal for website uptime monitoring, down detector needs, server status tracking, HTTP checker workflows, and network troubleshooting.
Core features:
- Multi-location availability checks with real-time response times and HTTP status codes
- Continuous uptime monitoring with customizable alerts and incident summaries
- One-tap diagnostics: ping, traceroute, DNS lookup, HTTP headers, and SSL/TLS health
Why it stands out: fast results, accurate multi-region testing, actionable alerts, and an easy workflow that fits DevOps, IT operations, and site owners seeking reliable website monitoring and quick troubleshooting.
Screenshots
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How to use:
1. Download and open the app, then allow notifications if you want outage alerts.
2. Enter a URL or domain and tap Check to see live availability, response time, and HTTP status from multiple regions.
3. Tap Diagnose to run ping, traceroute, DNS, and SSL checks for quick root-cause insights.
4. Sign in to create uptime monitors, set check intervals, and enable push or email alerts for downtime and recovery.
5. Review incident history and performance trends, export reports if needed, and customize regions or ports for advanced monitoring.