W· WattNote

Monthly energy journal

Record actual energy and bills each month, then compare your records.

Return with your next bill and record it in the same currency.

Stored only in this browser. Delete records after using a shared device.

Average kWh/day
Versus previous record
Versus same month last year

Season, occupancy and tariffs differ. A change does not prove savings caused by your actions.

Saved records

MonthBilling daysEnergy used (kWh)Actual bill amountAverage kWh/dayDelete