Sleep Soundly.

We Watch Your Uptime

AlertSleep monitors your website 24/7. Get instant alerts via SMS, Email, or Slack the second your service goes down.

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No credit card required for free plan
256-bit Encryption
5,000+ Users
your-website.com
99.99% Uptime

Response Time

142ms

Status

200

Incidents

0

SSL Certificate
Valid for 82 days
Instant Alerts

Powerful Monitoring Features

Everything you need to keep your infrastructure running smoothly

Website Monitoring

Monitor uptime and availability from multiple global locations with instant alerts.

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API Monitoring

Track API performance, response times, and error rates with advanced health checks.

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Page Speed Monitoring

Measure page load times, Core Web Vitals, and optimize performance.

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SSL Monitoring

Track SSL certificate expiration to prevent security warnings.

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99.99%
Average Uptime
5K+
Active Users
10M+
Checks per Month
<100ms
Average Response

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Join thousands of developers and businesses who trust AlertSleep to keep their services online.

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No credit card required • 5 monitors free forever