Maintenance metric
calculators
The numbers every maintenance team should be tracking. Enter your data, get the result instantly — no signup, no spreadsheet.
Most used calculator
OEE Calculator
Overall Equipment Effectiveness
Availability × Performance × Quality — the single number for true productivity.
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MTBF Calculator
Mean Time Between Failures
How long an asset runs, on average, between unplanned breakdowns.
Open calculatorMTTF Calculator
Mean Time To Failure
Expected service life of a non-repairable component before replacement.
Open calculatorMTTR Calculator
Mean Time To Repair
How long it takes to restore an asset to production after it fails.
Open calculatorAvailability Calculator
Equipment Availability
The share of planned production time an asset actually ran.
Open calculatorMachDatum CMMS
Stop calculating these by hand every month.
MachDatum CMMS computes MTBF, MTTR, and downtime automatically from your work-order history, per asset, updated in real time.