Calculators for your home,every measure matters.
Estimate paint, flooring, fabric and potting mix from your own measurements. Check the calculation, adjust allowances and plan what to buy.
Four projects, clear numbers
Practical tools with visible formulas, worked examples and rounding to whole packs.
From tape measure to shopping list
Measure your space
Write down the dimensions and check your units before starting.
Adjust your project
Enter coverage, allowances and pack sizes for the product you have chosen.
Check before buying
Review the breakdown and the product information. The result is an estimate.
Guides to better measuring
How to measure walls before buying paint
Turn room dimensions into paintable area without counting ceilings or openings twice.
Choosing and applying a cutting allowance
Keep measured area separate from your reserve for cuts before calculating boxes.
Measuring a curtain rail and finished drop
Define finished dimensions before adding fullness and sewing allowances.
Before you start
Do I need an account?
No. Use the tools without registering and optionally save a calculation in this browser.
Is waste included?
You can choose an allowance. We show it separately from the rounding needed to buy whole tins, boxes or bags.
Does this work for every product?
The tools organise measurements and quantities. Check coverage, installation and suitability against the specific product information.