Perfect for roommates sharing rent, utilities, and household costs. Add expenses, split them instantly, and keep everything clear for everyone in the house.
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Living with roommates shouldn't mean constant money drama. We make shared expenses transparent, fair, and drama-free.
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Add rent, utilities, groceries, and split them among roommates with custom percentages.
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Real-time balance tracking shows exactly what each roommate owes.
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Send payment requests instead of awkward reminders - the numbers speak for themselves.

Start by creating a new group for your event, trip, or shared expenses.

Add all the people who will be sharing expenses in your group.

Log all bills and expenses, specifying who paid and who should split the cost.

Our algorithm calculates the minimum transactions needed to settle all debts.
Learn more about how Bill Split Pro works with detailed explanations and examples.
From monthly rent to surprise expenses- we handle every roommate situation you'll encounter.
Split rent by room size with custom percentages. Master bedroom pays 40%, smaller rooms pay 30% each. Fair is fair, and everyone knows it.
Utilities change every month? Add each month's actual amount and split fairly. Everyone can see the complete expense history.
Bought toilet paper? Picked up pizza for everyone? Add it instantly. Track who's contributing their fair share to household supplies.
Send payment requests with one click. No awkward texts, no passive-aggressive notes. The app does the reminding for you.
Assign percentages based on room size. Master bedroom 45%, medium room 35%, small room 20%. Everyone pays their fair share based on value received.
Add the utility bill, assign splits, send payment requests. Everything is documented. No more claiming they didn't know or forgot.
Take a photo of the receipt, add it to Bill Split Pro, assign roommates. They see exactly what you spent and can pay you back immediately.
Add all 4 roommates, share the link. Everyone can add expenses and see the running balance. Our settlement optimizer minimizes transactions needed.
See their complete expense history and balance. Calculate prorated amounts for partial months. Export everything for your records.
Common questions about splitting roommate expenses.
Split by square footage or by agreement. Common approach: calculate each room as a percentage of total space, then apply those percentages to rent. Master bedroom might be 40%, two smaller rooms 30% each. Bill Split Pro lets you set custom percentages for any expense.
Typically split equally: rent, internet, basic utilities (if similar usage). Split by usage or exclude non-users: streaming services, parking spots, storage units, premium cable. Groceries depend on your arrangement- shared staples vs. personal food.
Share your Bill Split Pro link so they can see the itemized breakdown. Numbers don't lie- having a transparent record makes it harder to dispute or forget. Set clear payment deadlines (e.g., 5th of each month) and send automated reminders.
Calculate their share pro-rated by days. If they stayed 15 of 30 days, they owe 50% of their normal monthly amount. Include them in shared expenses only through their move-out date. Export their final balance for clean settlement.
Highly recommended. Document how you'll split major expenses, payment due dates, consequences for late payment, and what happens when someone moves out. Bill Split Pro provides the tracking, but a written agreement prevents disputes.
Yes. Share the group link and everyone can access the same calculation. All roommates can add expenses, see the complete history, and view real-time balances. Complete transparency prevents disputes and builds trust.