Smart Calculators for Everyday Maths
One hub for the calculations that actually come up: split a bill, work out a tip, take 15% off a price, check your BMI or daily calorie needs (TDEE), count down to a birthday, and estimate loan repayments or mortgage interest.
What is included
- Tip and bill-splitting calculator.
- Percentage increase, decrease and discount.
- BMI and daily calorie needs (TDEE).
- Age and birthday countdown.
- Loan repayments and total mortgage interest.
How to use it
Pick a calculator, type your numbers, and the result updates as you type. Nothing is saved and nothing is sent to a server.