Duo

Duo

Shared expense tracking

Record expenses, calculate shares, and keep a clear balance between two parents. No judgments — just data.

Screenshots

All child expenses

All child expenses

Complete history

Complete history

Who paid what

Who paid what

Quick entry

Quick entry

PDF or CSV

PDF or CSV

Features

Expense tracking

Record child expenses — school, healthcare, clothing, food, activities.

Cost sharing

Set your split ratio. The app calculates each parent's share automatically.

Approval workflow

Every expense requires approval from the other parent before it counts.

Balance overview

See the running balance between parents at a glance.

PDF & CSV export

Export your data for personal records or external use.

Notifications

Get notified about new expenses and pending approvals.