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Walls & wallpaper
Wallpaper calculator
Plan full-height strips, pattern allowances and whole rolls.
Open calculatorHome improvement · 5 tools
Walls & decorating
Choose the calculation that matches your next decision. Use the same measurement basis when you carry a result from one tool to another.
02
Paint & decorating
Paint calculator
Estimate paint for your walls, openings, ceiling and number of coats.
Open calculator03
Walls & decorating
Drywall calculator
Estimate wall and ceiling sheets, openings, layers and whole-sheet costs.
Open calculator04
Walls & decorating
Masonry wall calculator
Estimate bricks, AAC or concrete blocks with openings, joints, pallet ordering and optional product-based mortar.
Open calculator05
Walls & decorating
Sealant calculator
Estimate sealant volume, full cartridges or sausages, coverage and optional cost for rectangular or triangular joints.
Open calculatorChoose the right starting point
Wallpaper calculator: Plan full-height strips, pattern allowances and whole rolls. The related guide explains the inputs and practical limits.
Paint calculator: Estimate paint for your walls, openings, ceiling and number of coats. The related guide explains the inputs and practical limits.
Drywall calculator: Estimate wall and ceiling sheets, openings, layers and whole-sheet costs. The related guide explains the inputs and practical limits.
Masonry wall calculator: Estimate bricks, AAC or concrete blocks with openings, joints, pallet ordering and optional product-based mortar. The related guide explains the inputs and practical limits.
Sealant calculator: Estimate sealant volume, full cartridges or sausages, coverage and optional cost for rectangular or triangular joints. The related guide explains the inputs and practical limits.
Keep assumptions consistent
Check units, pricing bases and which allowances have already been included. A result from one estimate does not automatically synchronize with another tool. Keep a copy of the assumptions when comparing alternatives.