Split Bill Calculator
See Who Owes Who
Add your group, enter who paid for what, and get the simplest way to settle up — free, instant, and no sign-up needed.
💡 Tracking IOUs long-term? Get the Spend Split app — it does this automatically.
1. Who's in the group?
Add everyone who shared expenses.
2. Add expenses
Who paid, how much, and who shares it.
Add at least 2 people above to start adding expenses.
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How to split a bill with friends (without the awkward math)
Whether it's a group dinner, a road trip, or shared rent and groceries, splitting expenses fairly gets messy fast. One person pays for dinner, someone else covers the gas, a third grabs the hotel — and by the end of the weekend nobody knows who owes who. This split bill calculator (also called a settle up calculator or who owes who calculator) does the math for you in seconds.
- Add everyone in the group — just first names work fine.
- Enter each expense — who paid, how much, and who shares it. Costs split equally among the people you select.
- Settle up — the calculator nets everything out and shows the fewest payments needed to make everyone square.
Why the fewest payments matter
If five friends each paid for something, a naive split could mean a dozen back-and-forth transfers. This calculator nets out all the debts first — so instead of everyone paying everyone, the group usually settles in just a few payments. Less e-transfer ping-pong, fewer rounding arguments, and everyone can see the math is fair.
Split bill calculator FAQs
How does the split bill calculator work?
Add the people in your group, then add each expense — who paid, the amount, and who shares it. The calculator works out everyone’s net balance and shows the simplest set of payments to settle up, so the group squares up with as few transactions as possible.
Is this bill splitting calculator free?
Yes — completely free, with no sign-up, no account, and no app download required. Everything runs in your browser and your data never leaves your device.
Can I split an expense between only some people?
Yes. When adding an expense, tap the names under "Split among" to choose exactly who shares that cost. For example, if only two of four roommates split a pizza, select just those two.
How does it minimize the number of payments?
Instead of everyone paying everyone back individually, the calculator nets out all the debts and matches the biggest debtor with the biggest creditor repeatedly. A group of five can usually settle up in four payments or fewer.
How do I keep tracking IOUs after we settle up?
That’s exactly what the Spend Split app is for — it tracks money you’ve lent and borrowed with due dates, partial repayments, and history, alongside your everyday expenses and budgets. It’s free to try for 1 month.
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