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Percentage CalculatorFind a percentage, percentage change or original value.Age CalculatorCalculate exact age from a date of birth.Discount CalculatorCalculate sale price, original price, discount rate and savings.Average CalculatorFind mean, median, sum, count, minimum and maximum.Tip CalculatorCalculate a tip, total bill and split per person.BMI CalculatorEstimate body mass index from height and weight.Date Difference CalculatorCount calendar, business and weekend days between two dates.Word CounterCount words, characters, sentences and reading time.Character CounterCount characters, lines and UTF-8 bytes.Case ConverterConvert text case and see live word, character and line counts.Temperature ConverterConvert Celsius, Fahrenheit and Kelvin.Length ConverterConvert metric and imperial length units.Password GeneratorGenerate a strong random password locally.JSON FormatterFormat, minify and validate JSON.Loan CalculatorEstimate monthly payments, total cost and interest.Compound Interest CalculatorProject savings growth with monthly contributions.Sales Tax CalculatorAdd sales tax to a price or extract it from a total.VAT CalculatorAdd VAT or extract VAT from a gross amount.Speed CalculatorCalculate speed, distance or time with common units.Pace CalculatorCalculate running pace from time and distance.Fuel Cost CalculatorEstimate fuel used and trip cost.Area ConverterConvert square units, acres and hectares.Volume ConverterConvert litres, gallons, cups and cubic units.Speed ConverterConvert km/h, mph, knots and metres per second.Data Size ConverterConvert bytes, KB, MB, GB and binary units.Random Number GeneratorGenerate random integers or decimal numbers.Random Item PickerPick from a list, optionally removing each selected item.Slug GeneratorTurn text into a clean URL slug.Base64 Encoder and DecoderEncode text to Base64 or decode it locally.URL Encoder and DecoderEncode or decode URL components.Unix Timestamp ConverterConvert epoch timestamps and calendar dates, including the current time.
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CalculatorsFree calculators for percentages, money, dates, statistics, health estimates and everyday maths.45 toolsText toolsCount, inspect, clean, transform and extract text directly in your browser.20 toolsConvertersConvert everyday, technical and digital units with fast browser-based converters.19 toolsGeneratorsCreate random choices, secure IDs, passwords and utility values locally in your browser.9 toolsDeveloper toolsBrowser-based utilities for JSON, encoding, timestamps, number bases, identifiers and repetitive developer tasks.7 tools
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