Free online SLA uptime & downtime calculator to help you calculate service availability and downtime quickly and easily. No registration required, instant results, and completely free to use.
Enter your target SLA or actual downtime to calculate service availability
F1Group guarantees high availability with our proactive managed IT services. Our expert team ensures your systems stay online and your business stays productive, with 24/7 monitoring, rapid response times, and strategic IT planning tailored to your needs.
24/7 system monitoring to prevent issues before they impact your business
Dedicated IT professionals ready to resolve any technical challenge quickly
SLA-backed commitments ensuring your systems meet your availability goals
🏆 Trusted by businesses across the East Midlands for managed IT support, Microsoft 365, Azure, and Dynamics 365 solutions
Calculate your service availability in three simple steps
Enter either your target SLA percentage (like 99.9%) or your actual downtime duration in minutes, hours, or days to begin calculating your service availability levels.
Choose whether you want to calculate uptime for a day, week, month, or year to understand your service reliability and commitment over different time frames.
Instantly see both your uptime percentage and allowed downtime broken down into readable units including days, hours, minutes, and seconds to assess your service level commitments.
Partnering your business or IT team to secure, streamline, and modernise operations with expert support and Microsoft-powered transformation