Construction & renovation calculators

Calculate materials for decks, tiles, paint, insulation, fences, floors and drywall. All calculators are free and require no login.

Deck calculator

Calculate the number of deck boards, screws and joists for your deck.

Calculate the number of tiles and boxes for floors or walls.

Calculate litres of paint for walls and ceilings based on area and coverage.

Calculate insulation packs for ceilings, walls or floors.

Calculate posts, boards and screws for a simple wooden fence.

Calculate packs of laminate or floorboards based on area and waste.

Calculate the number of drywall sheets or panels for walls or ceilings.

Estimate materials for a shelter — classic, compact, family or A-frame. Includes a step-by-step guide.

Calculate acoustic panels and adhesive for a wall from your measurements.

Calculate kg of microcement, primer and sealer from area, coats and consumption.

Visual planning

The Shelter designer gives you a 3D view and precise dimensions before you save the design as a project.

Requires sign-in and active beta access.

With MyPlanDIY you can save materials, create budgets, track tasks and bring everything together in one project — for free.

No credit card required. Free sample project included.