Free SLA Calculator: Convert Uptime % Into Allowed Downtime
Calculate maximum monthly and yearly downtime for an SLA target. This guide explains how to use the free tool and understand the result.
Explore More
Free Server Uptime Calculator: 99.9%, 99.99% and Downtime
Convert availability percentage into allowed downtime. This guide explains how to use the free tool and understand the result.
Free NVR HDD Calculator: Estimate CCTV Recording Disk Size
Estimate required HDD count for a CCTV retention target. This guide explains how to use the free tool and understand the result.
Free CCTV Bandwidth Calculator: Plan Camera Network Traffic
Estimate aggregate camera network bandwidth and headroom. This guide explains how to use the free tool and understand the result.
Free CCTV Storage Calculator: Estimate Recording Capacity
Estimate recording storage from camera count, bitrate, hours and retention days. This guide explains how to use the free tool and understand the result.
Free PoE Budget Calculator for CCTV, Access Points and IP Phones
Calculate switch PoE budget from cameras, APs, phones and other devices. This guide explains how to use the free tool and understand the result.
UPS Runtime Estimator: Free Online Tool and Practical Guide
Roughly estimate runtime from battery energy, efficiency and load. This guide explains how to use the free tool and understand the result.
Free NAS Storage Calculator: Estimate Usable RAID Capacity
Estimate raw and usable NAS storage including a simple filesystem reserve. This guide explains how to use the free tool and understand the result.
Free RAID Calculator: Compare RAID 0, 1, 5, 6 and 10 Capacity
Estimate usable capacity and basic fault tolerance for common RAID levels. This guide explains how to use the free tool and understand the result.
