Converters
Free online converters — binary converter, temperature converter, unit converter, time-zone converter, Roman-numeral converter and general conversion calculator. Convert quickly with full SI/Imperial support.
Bits Calculator | Convert bits, bytes & common data units
Convert data sizes between bits, bytes and every decimal and binary multiple — kilobits to terabytes, Kib to TiB — with the 1024-versus-1000 difference shown. Understand why a 1 TB drive shows 931 GB and convert network speeds, storage and files with the exact factors applied.
Joules Converter | Convert Energy Between Joules and Common Units
Convert energy between joules, kilojoules, calories, kilocalories, watt-hours, kilowatt-hours, BTU, foot-pounds and electronvolts, with the exact conversion factors applied. Understand the calorie-versus-Calorie distinction and translate energy figures across physics, nutrition and engineering.
Military Time Converter | Convert 24-hour and 12-hour time
Converts between 24-hour military time and standard 12-hour AM/PM format in both directions. Enter a time in either format, and the tool converts it instantly, adding the leading zero where needed and the correct AM/PM suffix, with the minutes preserved exactly.
Roman Numeral Converter | Convert between numbers and Roman numerals
Convert standard numbers to Roman numerals and back in either direction, with the subtractive-notation rules applied correctly (IV, IX, XL, XC, CD, CM). Supports values from 1 upward and shows the place-value breakdown — ideal for dates, chapter numbers, clocks and Latin studies.
Temperature Converter | Convert Celsius, Fahrenheit & Kelvin
Convert between Celsius, Fahrenheit and Kelvin live as you type, with the exact formulas shown. The complete temperature tool for cooking, science and travel — including the freezing and boiling reference points.
Time Zone Converter | Convert Between Major World Time Zones
Convert times between any time zones with daylight saving applied automatically, and find meeting times across regions. The remote-team essential — enter the time and zones and get everyone's local time.
Unit Converter | Convert Length, Weight, Volume & More
Convert between length, weight, volume, area, speed, time and data units instantly with exact standard factors. The all-in-one converter for cooking, travel, engineering and everyday measurements.
Years To Months Converter | Convert Between Years And Months
Convert years to months and back, with weeks and days shown alongside — 2.5 years becomes 30 months, about 130 weeks. The fixed 1/12 convention is applied with the calendar-day equivalent noted, ideal for baby ages, contract terms and duration planning.