Cost calculator

Free-form cost rows — item, quantity, price per unit, automatic subtotals and total.

What is it for

Each row has an item name, quantity, unit, and price per unit. Subtotal = quantity × price; total = sum of subtotals. Templates available for renovation budgeting, annual services, and winterization shopping.

When to use it

Renovation budget

Materials, labor, contingency. See the bottom line before you start.

Annual maintenance budget

Boiler service, chimney sweep, roof inspection. Annual total broken down by item.

Try it yourself

Edit rows below. Subtotals recompute live as you change values.

Item 14/80

Quantity Unit Price / unit

Subtotal 2,500

Item 13/80

Quantity Unit Price / unit

Subtotal 1,200

Item 11/80

Quantity Unit Price / unit

Subtotal 1,800

Item 14/80

Quantity Unit Price / unit

Subtotal 1,800

Total 7,300

Exports

Excel keeps the formulas (qty × price, total = SUM). PDF prints a clean estimate. JSON for backup.

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