WATTNOTE / HOME
My home
Buy, repair or keep? Compare purchase, energy and maintenance costs using your usage, verified rate and quotes.
Latest actual bill—
Difference from prior calendar month—
Monthly average of annual assumptions—
Modeled annual energy cost—
Recorded purchase, installation and care costs—
Blank amounts are unknown. Totals may include only part of the costs.
Annual energy divided by 12. Not a forecast of this month’s bill; seasonal differences are not modeled.
Modeled appliance energy cost ranking
Appliance passport
Recorded purchase, installation and care costs
Modeled annual energy cost
Blank amounts are unknown. Totals may include only part of the costs.
Care schedule
Import the file into your own calendar. This site does not send alerts. Repeating tasks get a new date when marked done.
Care expense
Upcoming tasks
Guides
Air conditioner costs: seasons and installationRefrigerator replacement: compare annual energyDryer costs: start with energy per cycleDehumidifier electricity cost calculator — hours and seasonsElectric blanket electricity cost calculator — daily and seasonalGaming PC electricity cost calculator — measured power
Keep, repair or replace
Not a safety or fault diagnosis. Only costs from your quotes and assumptions are compared.