30-second checks

Get notified before your customers do

Monitors and heartbeats that never miss a beat.

HTTP/HTTPS monitors
Cron job heartbeats
Multi-location checks
app.warrn.io/monitors
24
Monitors
all up
12
Heartbeats
healthy
145ms
Avg Response
fast
99.99%
Uptime
30 days

HTTP Monitors

api.acme.com
89ms100%
app.acme.com
156ms99.99%
cdn.acme.com
45ms100%

Heartbeats

Daily backup job
2 min agoEvery 1h
Queue processor
30 sec agoEvery 5m
Invoice generator
15 min agoEvery 24h
Response Time (24h)avg: 145ms

Monitors & heartbeats in one place

Know when things break before your customers do

HTTP/HTTPS Monitors

Monitor any URL with custom headers, body checks, and SSL validation.

Cron Job Heartbeats

Track scheduled jobs, backups, and workers. Get alerted if they stop.

30-Second Checks

Industry-leading check frequency. Catch issues before they impact users.

Multi-Location

Check from multiple global locations. Reduce false positives.

Instant Alerts

Get notified via phone, SMS, Slack, email within seconds of downtime.

Smart Alerting

Alert rules, maintenance windows, and escalation policies.

Uptime Reports

Detailed reports with response times, uptime %, and SLA tracking.

SSL Monitoring

Get notified before certificates expire. Automatic renewal reminders.

How we compare

More than just uptime monitoring. A complete reliability platform.

Feature
Warrn
Pingdom
UptimeRobot
30-second checks
1 min minimum
5 min free
Cron job heartbeats
Multi-location checks
Limited
Unlimited phone alerts
Extra cost
Pro only
Built-in status pages
Add-on
Separate
Incident management
On-call scheduling
SSL expiry monitoring
Custom check headers
Pro only
Response body validation
API access
Pro only
Starting price
Free tier
$15/mo
Free (limited)

Pricing as of December 2025. All Warrn features included in every plan.

Start monitoring in 30 seconds

10 free monitors, 10 heartbeats, and a status page. No credit card required.