No registration required. Each tool opens instantly with a clean, mobile-friendly interface.
Basic calculator for everyday calculations.
Convert length, area, weight, volume and temperature.
Feet ↔ metres, inches ↔ mm, sq ft ↔ sq m, acres ↔ hectares.
Estimate concrete volume for slabs, columns and foundations.
Estimate the number of blocks required for a wall.
Estimate litres of paint needed for walls and ceilings.
Estimate tiles, boxes and adhesive for floors and walls.
Estimate roofing sheets and area including pitch.
Local forecast to help you plan outdoor work.