Utilities Calculators
Compare utility costs and find potential savings on household bills.
15 free calculators in this category
Batch Cooking Savings Calculator
Calculate batch cooking savings against cooking each meal fresh. Enter both per-portion costs, weekly portions eaten, and weeks a year the habit runs.
Cloud Storage Cost Calculator
Work out monthly and annual cloud storage cost from stored volume and data transferred out, at per-GB rates you set, and see what share egress takes.
Coffee Habit Annual Calculator
Calculate the annual cost of a daily coffee habit, the total over the years, and what the same money could grow to if invested monthly instead.
Currency Exchange Fee Calculator
Calculate the true cost of currency exchange, including the hidden FX spread that providers add over the mid-market rate, plus transfer fees.
Discount Calculator
Calculate the final price after a percentage discount and see the amount saved in your currency, for any sale, coupon code or markdown.
Electricity Bill Estimator
Estimate your electricity bill from kWh usage and unit rate, with monthly totals, annual projection, and daily cost breakdown.
Markup Calculator
Calculate selling price from cost plus markup percentage, with the corresponding gross margin shown alongside for context.
Meal Planning Savings Calculator
See yearly savings from weekly meal planning. Reduced grocery waste and fewer takeaway nights add up to an annual figure worth checking against your own habits.
Percentage of Value Calculator
Work out what a percentage of any value comes to, with half, double and the inverse shown alongside, for discounts, shares of a total and quick checks.
Percentage Decrease Calculator
Work out how far a value has fallen as a percentage of the original, with the amount lost and the proportion retained shown next to the result.
Price Per Unit Calculator
Work out the price per unit and per 100 units for any pack. Enter the total price and quantity in grams, litres or pieces to see which size is cheaper.
Remittance Calculator
Calculate the real cost of an international remittance, including fixed fees, percentage fees, and FX markup above the mid-market rate.
Simple Interest Calculator
Calculate simple interest on a loan or deposit from principal, annual rate and term, and see the total repayable with the interest shown separately.
Split Bill Calculator
Split a bill among any number of people, with a tip percentage on the bill and extras added on top, and see the exact per-person share instantly.
Tip Calculator
Calculate tip amount and split per person from bill amount, tip percentage, and number of diners, with the total bill including tip.
About Utilities Calculators
These calculators help analyse and compare costs for electricity, water, internet, and other household utilities. Model the impact of switching providers, upgrading appliances, or changing usage patterns on monthly and annual bills.