Everyday

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Discount Calculator

Many stores make discounts confusing by showing them in different ways. How often do you see "25% off" but doubt whether it's really a good deal? This calculator shows both sides: set a discount % and see the final price, or enter two prices to reveal the hidden discount percentage. Perfect for smart shopping.

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Appliance Electricity Cost Calculator

Curious what an appliance really costs in electricity? Enter the power draw (in watts), how many hours a day it runs and your electricity price for a monthly and yearly estimate.

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Fuel Cost Calculator

Before setting off on a trip, it helps to know what it will cost in fuel. Enter the distance, your car's consumption (usually L per 100 km) and the current fuel price to instantly see the amount and the litres needed. This helps you budget, compare transport options, or justify mileage reimbursement for business travel.

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Tip Calculator

Tipping is part of dining out, but how much is appropriate? This calculator quickly works out how much to give based on your bill and the percentage you want — and if you're out with friends, it splits automatically among everyone.

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Unit Price Comparison Calculator

Supermarkets love keeping you in the dark about actual unit prices. This calculator directly compares what you pay per unit for two packages — so you see the real deal without marketing tricks.