Which tariff is cheapest for my use?

Your postcode

Prices differ by area. We use it to find yours.

Upload my meter fileA CSV from your supplier or energy app. Any length of time. This gives the best answer.

Type a figureThe kWh on your bill or app.

How many kWh

kWh

Over how long

A yearSome months

Pick a sizeNo figure to hand? Choose the nearest.

Pick it from the listThe price cap, Octopus, EDF, E.ON Next and Good Energy.

Your tariff

Type my ratesAny supplier. The rates are on your bill.

Both are on your bill. Use the figures with VAT.

Unit rate

p per kWh

Standing charge

p per day

Start from a common one

This fills in the times. You still type your own prices.

00:0006:0012:0018:0024:00

CheaperDearerAll other hours

All other hours

p per kWh

Standing charge

p per day

Times are the clock on your wall, in half-hour steps. Use the figures with VAT.

Night use matters. It is most of what a cheaper-hours tariff saves.

I have day and night readingsAn Economy 7 bill shows both.

Day kWh

Night kWh

I know the shareFrom your energy app.

I don't knowWe use a typical home's pattern. The answer is rougher.

Been offered a tariff that is not on the list? Type its rates and we compare it with yours.

No, compare the listEvery tariff on the list, cheapest first.

Yes, type its ratesFrom the offer or the supplier's page.