Family

Family Expenses Calculator

Normalize child expenses and simulate a proportional mathematical split.

Child 1

Expense

Amount (€)

Periodicity

Months

Child 2 (optional)

Expense

Amount (€)

Periodicity

Months

Net income A (€)

Net income B (€)

Fixed personal costs A (€)

Fixed personal costs B (€)

🔒 The data you enter never leaves your browser.

This tool organizes expenses and performs mathematical simulations. It does not calculate or determine legal support.

What it does and does not do

It normalizes monthly, annual and one-off expenses for up to two children and simulates a proportional split based on income. It does not determine legal support.

How is it calculated?

The tool uses deterministic formulas on the values you enter and shows the result immediately in your browser.

Are my data stored?

Data are stored only in your browser local storage so the calculation can be restored on that device. They are not sent to a server.

Family Expenses Calculator

Child 1

Child 2 (optional)

What it does and does not do

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