Utilities
Utilities tools
8 free tools. No sign-up, no server, works offline.
Fuel Efficiency & Trip Cost CalculatorConvert between MPG and L/100km, and calculate the fuel cost of a journey.Tip Calculator & Bill SplitterWork out a tip and split a bill between any number of people, with optional rounding.Square Footage CalculatorCalculate floor area for rooms, including L-shaped spaces, plus material quantities and cost.Random Number GeneratorGenerate random numbers in any range, with or without duplicates, using a cryptographic source.Dice RollerRoll any number of dice with any number of sides, with modifiers and standard RPG notation.GPA CalculatorCalculate weighted and unweighted grade point average from course grades and credits.Cooking Measurement ConverterConvert between cups, tablespoons, millilitres, grams and ounces for common ingredients.Shoe Size ConverterConvert shoe sizes between UK, US, EU, Japan and foot length in centimetres.