15 free calculators that work on your phone. Tap one to get started.
Home & DIY
PaintLitres and tins for walls and ceilings
TilesTiles and boxes for floors and walls
WallpaperRolls needed, with pattern repeat
FlooringPacks of laminate, vinyl or wood
ConcreteCubic metres for slabs and bases
Money
VATAdd or remove 20% VAT
Mortgage & loanMonthly repayments and interest
Percentage% of a number and % change
DiscountSale price and how much you save
Bill splitterSplit a bill and add a tip
Fuel costJourney cost from your MPG