Construction calculators online

Fifteen calculators that use the same formulas as the Materio app for Android. Your browser does the maths, nothing is sent to a server.

Surfaces

Paint, plaster, primer Packs per area, with coats. Open calculator Tiles, panels, porcelain Area + waste → whole boxes. Open calculator Wallpaper How many rolls, pattern repeat included. Open calculator

Cutting

Linear cut (1D) Bars, trims, pipes: how many and how to cut. Open calculator Sheet cut (2D) Boards, worktops, plywood: how many sheets. Open calculator

Building work

Bagged concrete Dry-concrete bags and water. Open calculator Adhesive / mortar Usage kg/m² → bags. Open calculator Screed / plaster Area and thickness → bags. Open calculator Grout How many kg to grout the tiles. Open calculator Masonry Blocks/bricks and mortar per wall. Open calculator Insulation (ETICS) EPS foam, dowels, adhesive, mesh. Open calculator

Drywall framing

Stud partition CW/UW profiles, anchors and boards. Open calculator Suspended ceiling CD/UD profiles, hangers and boards. Open calculator Glued plasterboard Dot-and-dab boards + gypsum adhesive. Open calculator Sheathing (OSB/boards) How many sheets to cover. Open calculator

The same formula in the app Materio for Android uses the same engine offline — with the material catalogue and results saved into a project. Download