Construction & Manufacturing
Tools for material optimisation and construction calculations
Sheet Cutting Optimiser
Powerful tool for planning panel cutting layouts. Minimise offcuts and save material costs.
Timber Cutting Calculator
Enter your available boards and required pieces – the system automatically works out the optimal cutting plan with minimal waste.
Tile Calculator
Accurately calculate the number of tiles needed for floors or walls, including grout lines and material allowance.
Flooring Calculator
Calculate the quantity of tiles, hardwood or laminate with a lay pattern visualiser – Straight, Offset, Diagonal and Herringbone methods.
Paint Calculator
Work out wall and ceiling area, deduct doors and windows, and estimate litres by coverage, coats and allowance.
Underfloor Heating Pipe Calculator
Estimate wet underfloor heating pipe length and loops, then view a proportional spiral or serpentine layout.
House Building Cost Calculator
Estimate materials, labour, systems, finishes and the contingency budget.
Concrete Calculator
Estimate concrete volume, weight, waste allowance and bag quantities for slabs, footings, columns, piles and stairs.
Concrete Mix Ratio Calculator
Work out cement, sharp sand, coarse aggregate and water for a known concrete volume.
Everyday Life
Handy calculators for day-to-day situations
Age Calculator
Your exact age in years, months and days.
BMI Calculator
Calculate body mass index and see the corresponding BMI category.
Pregnancy Calculator
Estimate the due date and key stages of pregnancy.
Percentage Calculator
Calculate percentages, change, increases, discounts and original values.
Days Between Dates Calculator
Count calendar days, weekdays, weekends and the exact duration.
How Many Days Until...?
Live countdowns to Christmas, New Year, Easter and summer.
VAT Calculator 2026
Add or remove UK VAT at 20%, 5% or 0% and see the net, tax and gross amounts.
Energy
Solar and home-energy planning tools
Transport
Journey, fuel and electric-car tools
Tools
Practical generators and online utilities
Homes & Property
Tools for mortgages, renting and property decisions
Buy or Rent Calculator
Compare a UK mortgage, rent, home equity and estimated wealth over time.
Loan Refinance Calculator
Compare a current loan with a new rate, term, fees and full remaining cost.
Debt Consolidation Calculator
Compare several debts with one payment without hiding the total cost.
Remortgage Calculator
Calculate a new mortgage payment, switching costs, saving and break-even point.