Know when your application goes down — before your users tell you
Application Health Monitor is a free n8n workflow that checks your application every five minutes and emails you as soon as it stops responding. It is a simple, reliable starting point for uptime monitoring on any website, API or SaaS product — running on your own n8n, with no monitoring subscription.
What it does
- Checks your application URL every five minutes, around the clock
- Sends an email alert as soon as a check fails
- Uses ready-made alert email templates you can adapt to your team
What is included
- The ready-to-import n8n workflow (JSON)
- A step-by-step setup guide (PDF) and full documentation
- Email alert templates
Requirements
- n8n — self-hosted or n8n Cloud
- An email account or SMTP credentials for sending alerts
Going further
Uptime tells you that your application responds — not that it works. The FastAPI SaaS QA Pack tests logins, endpoints and security every night. For production systems that need someone watching them, see Maintenance & Support.

