Consumption and cost position
Record a meter reading
One row per meter per billing periodFilters
Applied to every screen, the report and the CSVMeter reading register
No readings recorded yet. Add one on the left, or load the sample register from the Settings tab.
Headline figures
Consumption by month
Headline utility, in the reporting unit onlyCost by utility
Consumption charge plus standing chargeUnit rate by month
Headline utility — cost divided by consumptionConsumption by site
Headline utility, in the reporting unit onlyMeter summary
One row per meter — never totalled across unitsPeriod comparison — volume effect and price effect
Why the cost moved, split between how much was used and what it cost per unitSettings
Currency, dates and the rules this tool appliesReport header
Appears on the printed reportYour data
Stays on this computerRecords and settings are stored in this browser only. Use Export .json for a backup you can archive or move to another machine, and Import .json to restore it. Reset asks twice, then erases everything.