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Unit & Value Converters
Convert between metric and imperial units, colour formats and time formats instantly. Each converter shows the exact conversion factor it used so you can verify or reuse it.
Length Converter
Free length converter: convert meters, centimeters, kilometers, feet, inches, yards and miles instantly, with every equivalent shown in a table.
Weight Converter
Free weight converter: convert kilograms, grams, pounds, ounces, stone and tonnes instantly, with a table of every equivalent.
Temperature Converter
Free temperature converter between Celsius, Fahrenheit and Kelvin with instant results and the conversion formulas.
Color Converter (HEX, RGB, HSL)
Free colour converter between HEX, RGB and HSL with a colour picker, live swatch, copy buttons and WCAG contrast check against white and black.
Unix Timestamp Converter
Free Unix timestamp converter: turn epoch seconds or milliseconds into a readable date, or convert a date to a timestamp, in UTC and local time.
More tool categories
Cricket Calculators
Run rate, net run rate, batting and bowling stats
Finance & Loan Calculators
EMI, SIP, GST, tax, FD, mortgage and ROI
Math & Health Calculators
Percentage, discount, age and BMI
Text Tools
Word counter, character counter, case converter
Developer & Security Tools
JSON, Base64, hashes, minifiers, passwords
PDF, Image & QR Tools
Merge PDFs, resize images, QR codes, EXIF