PrismKitCalculatorsDownload Time CalculatorDownload Time CalculatorRuns in your browserLocalCopy linkMarkdownWork out how long a file takes to transfer at a given connection speed, or the speed needed to finish in time.SLA Uptime CalculatorTurn an uptime percentage into allowed downtime per day, week, month, quarter and year, or downtime back into uptime.Disk Capacity CalculatorSee how much space a TB or GB drive really shows in your OS, with filesystem overhead and a table of common sizes.