SLA math
99.95%
Half the downtime budget of 99.9%. Teams pick it when three nines feels soft but four nines is not yet funded.
- Per year
- 4.4 hours
- Per month
- 21.9 minutes
- Per day (avg)
- 43 seconds
Half of 99.9%. The jump is not “a bit better” — it is cutting the yearly outage in half. A five-minute check interval burns a noticeable slice of the ~22 minute monthly budget before anyone knows.
Who uses it
Who usually picks 99.95%
Growing products with paying customers who notice multi-hour incidents.
Caveats
Read this before you print it on a sales slide
- Harder than 99.9% once you count deploys and dependency failures
- Needs faster detection and clearer paging — not just a nicer status page
FAQ
99.95% uptime, answered
Exact minutes for 99.95%, when to pick it over 99.9%/99.99%, and how fast checks should be.
Keep reading
Nearby numbers
Downtime cost calculator
Turn outage minutes into dollars.
99.99% uptime
53 minutes / year
99.999% uptime
5 minutes / year
22 minutes a month is not a lot of warning
If the budget is this tight, slow checks spend it for you. Start free with 60-second checks, or see Pro for 30 seconds.