Free uptime monitoring for websites and APIs with 5-minute checks and email alerts
Stage
Not given
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Founded
2022
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Based in
US
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Pricing model
Freemium
Free
Pricing
Free tier on every product. Uptime monitoring from free (100K checks/month) to $750/mo (50M checks/month). Cron monitoring free (25 monitors) or unlimited with any paid plan. Synthetic monitoring from free (100 minutes/month) to $350/mo (20,000 minutes/month). Telemetry from free (1 GB/month) to $50
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Key features
Uptime monitoring with HTTP, TLS, and DNS checks
Configurable check frequency as fast as every 30 seconds
Cron job monitoring to catch missed, late, or failed scheduled jobs
SSL and domain expiration monitoring
Synthetic monitoring with Playwright-powered browser flows
Distributed tracing with native OpenTelemetry ingestion
Real user monitoring with Core Web Vitals and session replay
Incident management with on-call schedules and escalation policies
Public status pages with custom domains and incident history
URL and API uptime monitoring with configurable 1–60 minute intervals
Email down and recovery alerts
SSL certificate expiry warnings at 30 and 7 days
Public status pages
Ping history and uptime analytics
Maintenance window scheduling
Webhook URL configuration for status changes
Team management
Repeat reminder alerts for ongoing downtime
What makes it different
Alert logic that retries failures before notifying to eliminate false alarms
Transparent per-product pricing with free allocations on every product
Single integrated platform for uptime, logs, metrics, traces, RUM, and incident response
Built on open standards with native OpenTelemetry support and REST API
Real support from the team that built the product, not tiered queues
Completely free with no credit card required
Monitor any HTTP endpoint including websites, APIs, and health checks
Site Qwality
Monytra