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Know the minute something goes down

A minute-by-minute uptime monitor for your sites and services

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🇨🇦 Made in Canada

Try it right now

Enter a URL and we'll check it every 3 seconds for 30 seconds — no account needed

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Automatic (recommended)TLS 1.3TLS 1.2
Automatic (recommended)HTTP/1.1HTTP/2HTTP/3
Any 2xx (recommended)Exact status code
Follow redirects (up to 3 hops)
Automatic (based on what is returned, at least one IP of each)Require both IPv4 and IPv6Only IPv4Only IPv6

Pricing

🇺🇸 United States: prices in USD, before tax

Free
  • Up to 10 Probes checked every minute
  • Or up to 50 checked every 5 minutes
  • Email alerts
  • 45 days of Probe history
  • Log in at least once a year to keep your account active
Get started free
Paid
Everything in Free, with more Probes
  • 25 Probes per minute: $6/year
  • 50 Probes per minute: $12/year
  • 100 Probes per minute: $24/year
Sign up, then upgrade

Coming later

  • Slack, Discord and webhook alerts
  • Checks from more than one location
  • A public status page
  • Longer Probe history on paid plans