Uptime & SLA Calculator

Calculate uptime percentages, SLA compliance, and allowed downtime budgets

📊 SLA Tier Reference

Click a row to highlight it. Common SLA tiers and their maximum allowed downtime.

SLA %	Name	Per Day	Per Week	Per Month	Per Year

▲ Uptime Calculator

Enter a time period and observed downtime to calculate uptime percentage.

Time Period

Downtime Hours

Downtime Minutes

Downtime Seconds

0% 100%

Total Period --

Total Downtime --

Total Uptime --

SLA Tiers Met

💰 Downtime Budget Calculator

Set a target SLA to see your maximum allowed downtime, and optionally track budget usage.

Target SLA

99.900%

Time Period

Maximum Allowed Downtime --

Actual Downtime Used (optional)

Hours

Minutes

Seconds

⚠️ Incident Impact Calculator

Calculate the cumulative impact of incidents on your uptime and SLA compliance.

Number of Incidents

Avg Duration per Incident

Duration Unit

Time Period

Target SLA (for compliance check)

Total Downtime --

Effective Uptime --

Allowed Downtime (for target SLA) --

SLA Compliance

Tiers Met