Free online tool

Split Expenses Calculator

Split a shared expense equally or in proportion to two incomes.

Made for the moment you need it

Enter the expense and both monthly incomes, then compare equal and proportional shares.

Try it now

Split Expenses Calculator

Works in your browser

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How to use it

Enter the expense and both monthly incomes, then compare equal and proportional shares.

An income-based split can feel fairer when incomes differ; agree on a method together.

Read the related guide →

Common questions

Is this tool free?

Yes. The complete web tool is free to use without an account.

Where does my information go?

Your entries are processed in this browser. Exporting or printing makes a copy that you control.

How does the iPhone app help?

Record who paid and keep your shared money clear in WeBudget.