Contact UncleSums

You can reach UncleSums at contact@unclesums.com. Write there with a question, a correction or an idea for a calculator.

A figure looks wrong

Say which calculator it is, what you typed, what you got and what you expected. If you know where the right figure comes from, add the link.

Something on the page does not work

Tell us what you did, what you expected and what happened, and which phone or computer and which browser you were using.

An idea for a calculator

Tell us what it should work out, what you would type in and who would use it.

A question about your data

Write to the same address. The privacy page says what is stored and where.