Costie - Split Bills & Costs

Split bills and shared expenses fast. Track IOUs, scan receipts, record repayments, and use Costie offline for trips, roommates, couples, and group spending.

Costie is the fast, simple way to split bills, track shared expenses, and manage IOUs. See who owes what instantly, record repayments in seconds, and keep every group expense under control.

Perfect for trips, roommates, couples, families, dinners, events, and everyday shared spending. Costie helps you split costs fairly, avoid confusion, and settle up without awkward reminders.

No spreadsheets. No stress. Just clear balances.

WHY PEOPLE CHOOSE COSTIE

See who owes what instantly Get a clear view of balances, repayments, and shared costs at any time.

Split bills your way Split equally, by exact amount, by shares, or with partial payments.

Settle up fast Record a payment in one tap and keep balances accurate.

Built for real-life groups Great for travel, roommates, rent, groceries, utilities, dinners, road trips, family costs, and events.

Works offline Add expenses anywhere. Sync later when you're back online.

No account required Start right away. Create an account only if you want sync across devices.

FEATURES

AI receipt scanning Scan receipts to add expenses faster.

Recurring items Track repeating shared expenses like rent, utilities, subscriptions, and regular bills.

Borrowed and lent items Keep track of money borrowed, money lent, and personal IOUs in one place.

Multiple currencies Perfect for travel, vacations, and international group trips.

Distance-based travel costs Split car and ride costs based on distance.

Clear summaries Understand spending, repayments, and balances without messy spreadsheets.

PERFECT FOR

• splitting restaurant bills
• roommate expenses
• rent and utility sharing
• trip and vacation expenses
• couples sharing costs
• group travel spending
• events and outings
• shared subscriptions
• borrowed and lent money
• tracking IOUs

Make shared money simple. Download Costie and split bills with confidence.