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VAT Calculator
Add or remove VAT from an amount and see net, VAT and…
Food · LiveUnit Price Calculator
Compare two pack prices by cost per 100g, 100ml or unit.
Home · LiveRoom Area Calculator
Measure floor area, extra rectangles and cut-outs…
Home · LivePaint Calculator
Calculate paint from a known area, imported area or by…
Tech · LiveDownload Time Calculator
Estimate download time from file size and connection…
Food · LiveRecipe Scaler
Scale ingredient quantities up or down from original…
Electrical · LiveElectricity Cost Calculator
Estimate running cost from watts, hours and unit…
Work · LiveReading Time Calculator
Estimate reading time from word count and words per…
Work · LiveTime Duration Calculator
Add hours, minutes and seconds into a clean total…
Converter · LiveLength Converter
Convert between metres, centimetres, millimetres…
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Room Area Calculator
Measure floor area, extra rectangles and cut-outs…
Home · LivePaint Calculator
Calculate paint from a known area, imported area or by…
Home · LiveFlooring Calculator
Estimate floor area, waste and packs with extra…
Home · LiveTile Calculator
Work out tile quantities from area, tile size and…
Home · LiveConcrete Calculator
Estimate concrete volume and bag count from length…
Home · LiveWallpaper Calculator
Estimate wallpaper rolls from wall area, roll size and…
Home · LiveSkirting Board Calculator
Estimate skirting length and board count from room…
Home · LivePlasterboard Calculator
Estimate plasterboard sheet quantities from area…
Home · LiveStud Wall Calculator
Estimate studs and board quantities for simple timber…
Home · LiveInsulation Calculator
Estimate insulation roll or pack quantities from area…
Home · LiveDecking Board Calculator
Estimate decking boards from deck area, board…
Home · LiveGravel Calculator
Estimate gravel or sub-base volume from area and…
Home · LivePaving Slab Calculator
Estimate paving slabs from area, slab size and waste…
Electrical · LiveElectricity Cost Calculator
Estimate running cost from watts, hours and unit…
Electrical · LiveBattery Runtime Calculator
Estimate battery runtime from voltage, capacity…
Electrical · LiveOhm's Law Calculator
Calculate voltage, current, resistance or power from…
Electrical · LiveBasic Voltage Drop Calculator
Quick voltage drop estimate from current, length…
Electrical · LiveProspective Fault Current Calculator
Calculate prospective fault current from voltage and…
Electrical · LiveEarth Fault Loop Impedance Calculator
Estimate Zs from Ze and R1+R2, compare against a max…
Electrical · LiveR1+R2 Calculator
Work out R1+R2 from measured Zs and Ze, with simple…
Electrical · LiveSingle Phase Current Calculator
Estimate current from watts, voltage and power factor…
Electrical · LiveThree Phase Current Calculator
Estimate three-phase line current from kW, voltage and…
Electrical · LivekWh Usage Calculator
Estimate kWh from watts, hours per day and number of days.
Electrical · LivePower Factor Calculator
Calculate power factor from real power and apparent power.
Electrical · LiveLED Transformer Load Calculator
Check LED load against transformer/driver rating with…
Makers · LiveFilament Cost Calculator
Estimate filament cost from print weight, spool weight…
Makers · Live3D Print Scale Calculator
Scale model dimensions by percentage or from original…
Makers · LiveResin Print Cost Calculator
Estimate resin print cost from resin volume, bottle…
Makers · Live3D Print Time Cost Calculator
Estimate print running cost from print time, printer…
Makers · LiveFilament Length Calculator
Estimate filament length from weight, diameter and…
Makers · LiveNozzle Flow Calculator
Estimate volumetric flow rate from line width, layer…
Food · LiveRecipe Scaler
Scale ingredient quantities up or down from original…
Food · LiveOven Temperature Converter
Convert between Celsius, Fahrenheit and common gas…
Food · LivePortion Cost Calculator
Estimate cost per portion from ingredient cost and…
Food · LiveDough Hydration Calculator
Calculate dough hydration and salt percentage from…
Food · LiveCooking Time Scaler
Estimate adjusted cooking time when changing food weight.
Food · LiveUnit Price Calculator
Compare two pack prices by cost per 100g, 100ml or unit.
Garden · LiveSoil Volume Calculator
Estimate soil or compost volume for beds, planters and…
Garden · LiveMulch Calculator
Calculate mulch volume from area and depth.
Garden · LiveLawn Seed Calculator
Estimate lawn seed quantity from lawn area and…
Garden · LiveFence Panel Calculator
Estimate fence panels and posts from fence length and…
Garden · LiveTurf Roll Calculator
Estimate turf rolls from lawn area, roll coverage and…
Garden · LivePond Volume Calculator
Estimate pond volume in litres from length, width and…
Tech · LiveDownload Time Calculator
Estimate download time from file size and connection…
Files · LiveData Transfer Calculator
Convert common file sizes between MB, GB and TB.
Tech · LiveIPv4 Subnet Calculator
Calculate network address, broadcast address, usable…
Files · LiveJSON Formatter and Validator
Paste JSON to validate, format, minify and copy clean…
Tech · LiveBandwidth Converter
Convert between Mbps, Gbps, MB/s and GB/s for network…
Files · LiveBackup Time Calculator
Estimate backup duration from data size and real…
Files · LiveRAID Capacity Calculator
Estimate usable storage from drive count, drive size…
Money · LiveVAT Calculator
Add or remove VAT from an amount and see net, VAT and…
Money · LivePercentage Calculator
Work out percentages, parts of a whole and quick…
Shopping · LiveDiscount Calculator
Calculate sale price, saving and final price after a…
Food · LiveSplit Bill Calculator
Split a bill between people, with optional tip or…
Money · LiveMonthly Cost Calculator
Convert a total cost into a monthly amount over a…
Money · LiveSubscription Cost Calculator
Estimate monthly and yearly subscription costs before…
Converter · LiveLength Converter
Convert between metres, centimetres, millimetres…
Converter · LiveWeight Converter
Convert between kilograms, grams, pounds, ounces and…
Converter · LiveVolume Converter
Convert litres, millilitres, cubic metres, UK gallons…
Converter · LiveArea Converter
Convert area between square metres, square feet…
Converter · LiveTemperature Converter
Convert Celsius, Fahrenheit and Kelvin for recipes…
Work · LiveTime Duration Calculator
Add hours, minutes and seconds into a clean total…
Work · LiveDeadline Calculator
Add days and hours from today to estimate a simple…
Work · LiveReading Time Calculator
Estimate reading time from word count and words per…
Work · LiveWeighted Average Calculator
Calculate a weighted average from values and weights.
Work · LiveHourly / Day Rate Calculator
Convert between hourly rate, day rate, days and total…
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