Split IO - Smart Bill Splitter

Split IO — Smart Bill Splitter

Split IO helps friends, families, roommates, and teams split shared expenses quickly and fairly.

Whether you're paying as you go or collecting money into a shared fund, Split IO calculates who owes whom in seconds.

No sign-up. No internet required. Your data stays on your device.

Two ways to split expenses
💳 Shared Expenses

Perfect when everyone pays different expenses during an outing.

Examples:

Restaurant bills
Weekend trips
Shopping
Fuel
Events
Office lunch

Simply record who paid each expense and Split IO calculates the final settlement automatically.

💰 Shared Fund

Ideal when everyone contributes money before spending.

Examples:

Group trips
Picnics
Tours
Family events

Collect contributions, record expenses from the shared fund, then see the remaining balance or any additional amount needed.

Features

• Split expenses fairly

• Shared Expenses mode

• Shared Fund mode

• Automatic settlement calculation

• Simple participant management

• Works completely offline

• No account required

• No internet required

• Fast and lightweight

• Private — your data stays on your device

• Export and backup support

• Dark mode

Perfect For
Friends
Couples
Families
Roommates
Travelers
Students
Office teams
Clubs

Stop calculating manually and let Split IO figure out the fastest way to settle everyone's balance.

Simple. Fast. Private.