A dead-man's switch for n8n, Make and Zapier that alerts you when your workflows stop running
Continuous monitoring of your website, domain and security with actionable alerts and fixes
Stage
Not given
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Founded
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Based in
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SK
Pricing model
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Freemium
Pricing
Free plan: 3 monitors, no judged checks. Solo: $9/month for 25 monitors, 1,000 judged checks per month. Pro: $29/month for unlimited monitors, 1,000 judged checks per month included. Additional check packs available: $10 for 1,000 checks, $40 for 5,000 checks, $70 for 10,000 checks.
Free plan with 1 domain (no credit card required); Starter €5/month for up to 5 domains; Business €18/month for up to 20 domains; Enterprise custom pricing for 50+ domains. Annual billing available at 17% discount. Additional domains available at €5/month per 5 domains.
Key features
HTTP endpoint pings for deadline monitoring
Supervision mode to verify work actually happened
Python and TypeScript SDK for checking
One alert per outage, one all-clear when recovered
Native integrations for Zapier and n8n
Drift detection for timing changes
Works with any tool that makes HTTP requests
No access needed to workflow data or credentials
Health check endpoint to monitor the monitor itself
Grace period to tolerate schedule variance
Uptime monitoring with response time tracking
SSL certificate expiry and validity monitoring
DNS record monitoring including SPF, DKIM and DMARC
Domain hijacking detection
IP reputation and blocklist checking
Security header validation
WHOIS monitoring for domain expiry and registrar changes
Open port detection on monitored domains
Content change detection and alerts
Maintenance window scheduling to suppress alerts during planned downtime
What makes it different
Catches silent failures where automation reports success but work doesn't actually happen
Deterministic checks approved by user, no model decides alerts
Checks run inside your process, never sends your data
One email per outage prevents alert fatigue
No OAuth, no credentials stored, minimal data collection
Plain-language explanations with exact fix steps for every issue found
Viglar Events timeline showing complete incident history and recovery progression
Client-facing security reports with scores and PDF export
Folder-based alert routing for different teams and clients
Silent Fail
Viglar