About UncleSums

UncleSums is a set of free calculators for money, taxes and pay, for jobs around the house and the car, and for the family and its pets. You type the numbers of the job, and it gives you the amount: a loan payment, cubic yards of concrete, gallons of paint, tiles and boxes, a bedtime, a due date.

Free to use

There is no account and nothing to sign up for. What you type is not saved or shared, and the privacy page has the details.

What to expect from a result

A result is an estimate, good for planning and for comparing your options. It does not replace the label on a product, the advice of a professional, or the word of your doctor or midwife.

If a figure looks wrong

Write to the address on the contact page. Say which calculator it is and what you found.