Converters
Switch between measurement units, time zones, Unix timestamps, and age calculations. Conversions run instantly in your browser using the Intl API and standard JavaScript math.
Age Calculator
Calculate exact age in years, months, and days between two dates. Free, private, instant.
ConvertersNewAngle Converter
Convert angle units instantly — degrees, radians, gradians, arcminutes, arcseconds, turns, and milliradians. Free, client-side, no signup.
ConvertersNewArea Converter
Convert between square metres, kilometres, feet, yards, acres, hectares, and miles instantly. Free area unit converter — no account required, runs in your browser.
ConvertersNewAudio Converter
Convert audio between WAV and OGG formats in your browser — no upload, no account needed.
ConvertersNewClothing Size Converter
Convert clothing sizes (XS/S/M/L/XL/XXL) to body measurements in cm and inches. Separate charts for men and women.
ConvertersNewCooking Measurement Converter
Convert cooking measurements between cups, tablespoons, teaspoons, ml, litres, ounces, and grams. Instant, no signup.
ConvertersNewData Storage Converter
Convert between bytes, KB, MB, GB, TB, PB and their binary equivalents (KiB, MiB, GiB). Instant results.
ConvertersNewDensity Converter
Convert density units between kg/m³, g/cm³, g/mL, lb/ft³, lb/gal and more. Free, instant, no signup.
ConvertersNewDistance Converter
Convert between distance units — km, miles, metres, centimetres, millimetres, feet, inches, yards, and nautical miles. Free, instant, no signup.
ConvertersNewEnergy Converter
Convert between energy units: joules, kilojoules, calories, kilocalories, watt-hours, kilowatt-hours, BTU, and electronvolts. Free, instant, no signup.
ConvertersNewExcel to PDF
Upload an Excel spreadsheet and convert it to a PDF table — entirely in your browser, no upload.
ConvertersNewFrequency Converter
Convert between Hz, kHz, MHz, GHz, THz and RPM instantly in your browser. Free frequency unit converter with no signup required.
ConvertersNewFuel Economy Converter
Convert fuel economy between L/100km, MPG (US), MPG (UK), and km/L instantly. Free, no account required, runs entirely in your browser.
ConvertersNewHeight Converter
Convert height between feet and inches, centimetres, and metres. Instant two-way conversion. No signup, no upload.
ConvertersNewHTML to PDF
Convert an HTML page or code snippet to PDF using your browser's print engine.
ConvertersNewPDF to Markdown
Extract text from a PDF and convert it to structured Markdown for AI workflows and editing.
ConvertersNewPDF to PowerPoint
Convert a PDF to a PowerPoint (.pptx) file with each page as an image slide — no upload needed.
ConvertersNewPressure Converter
Convert between pressure units — Pa, kPa, MPa, bar, psi, atm, mmHg — instantly in your browser. Free, no account required.
ConvertersNewRoman Numeral Converter
Convert between Arabic and Roman numerals (1–3999). Includes step-by-step breakdown and symbol reference.
ConvertersNewRoman Numeral Converter
Convert between Arabic numbers and Roman numerals instantly, free and in your browser. Supports values from 1 to 3999 with no account required.
ConvertersNewShoe Size Converter
Convert shoe sizes between US, EU, UK, and Japanese sizing systems for men and women. Instant results.
ConvertersNewSpeed Converter
Convert speed between mph, km/h, m/s, knots, and Mach number. Instant two-way conversion across all units.
ConvertersNewSubtitle Converter
Convert subtitle files between SRT, WebVTT (.vtt), and ASS/SSA formats in your browser.
ConvertersNewTemperature Converter
Convert temperatures between Celsius, Fahrenheit, Kelvin, and Rankine. Instant results with formula shown.
ConvertersTime Zone Converter
Convert a date and time across world time zones. Free, private, runs entirely in your browser.
ConvertersUnit Converter
Convert between length, weight, temperature, volume, and speed units. Instant, private, free.
ConvertersNewUnix Timestamp Converter
Convert Unix timestamps to human-readable dates and back. Seconds or milliseconds, UTC and local. Free, private.
ConvertersNewVolume Converter
Convert between liters, milliliters, US gallons, fluid ounces, cups, pints, quarts, cubic meters, and cubic feet instantly.
ConvertersNewWatts Converter
Free power unit converter — instantly convert between Watts, Kilowatts, Megawatts, Horsepower, BTU/h, and cal/s in your browser. No account required.
ConvertersNewWeight Converter
Convert between kg, lb, g, oz, stone, metric ton, mg, and µg instantly. Free, browser-based weight unit converter — no signup needed.