UK Energy Toolkit

For UK homes & small businesses

Understand Your Electricity Costs. Take Control of Your Energy Spending.

Free calculators and simple Excel spreadsheets that turn your bill figures into clear, practical numbers — so you can budget with confidence.

How it works

Enter your own figures

Use the unit rate and standing charge from your bill — we never guess your prices.

See the real cost

Get daily, weekly, monthly and annual estimates in seconds.

Track it over time

Use our Excel spreadsheets to log readings and plan your budget.

Featured spreadsheets

View the shop →
Household Energy Tracker.xlsx
ReadingsTariffSummary

Homeowners & tenants

Household Energy Tracker

Log your meter readings, enter your own tariff and see exactly where your money goes each month.

Small Business Energy Tracker.xlsx
SitesMetersCostsReport

Sole traders & small businesses

Small Business Energy Tracker

Track usage across sites or meters, separate VAT and keep tidy records for budgeting and bookkeeping.

Energy Budget & Forecast Toolkit.xlsx
BudgetForecastScenariosActuals

Households, landlords & businesses

Energy Budget & Forecast Toolkit

Plan ahead with a 12-month budget, model tariff changes and compare scenarios before you commit.

Honest numbers, no guesswork

  • ✓ Works with any UK supplier or tariff
  • ✓ You stay in control of your own data
  • ✓ Plain-English explanations, no jargon
  • ✓ One-off purchases — no subscriptions