Calculators

One sum each, with the working underneath it. Every amount reconciles to the cent, nothing here asks for an account, and there is an answer on screen before you have typed anything.

Splitting a billNo calculator for that one, because it is the whole app. A bill wants everybody who was at the table, and a figure sitting in a form is a figure one person has to retype into the group chat.Start a split

Takes ten seconds. No email, no password, no download.

Split rent by room sizeCalculate each flatmate’s rent from their room size. Adjust the weights by agreement and see amounts that add up to the total rent.
Mileage split calculatorCalculate each passenger’s share of a drive. Use a listed mileage rate or enter your own, and choose whether the driver pays a share.
Fair split calculator for shared costsCompare ways to split rent, driving costs and shared bills. Choose the basis for the split, calculate each share and record the agreed amounts.