Category Directory

All Conversion Categories

ConvertMate brings together every unit converter and everyday tool we offer in one searchable index. Whether you need a quick kg-to-lbs conversion, a live currency rate, a printable paper-size chart, or a word counter for a deadline, find it here and convert in seconds - free, with no accounts and no ads.

14 Units

Length

Convert meters, feet, inches, kilometers, miles, yards, and astronomical units.

MeterFootInchMileKilometerYard

Open Length

13 Units

Weight & Mass

Convert kilograms, pounds, ounces, grams, metric tons, and stones.

KilogramPoundGramOunceMetric Ton

Open Weight & Mass

16 Units

Volume

Convert liters, gallons, milliliters, cups, quarts, pints, and cubic meters.

LiterGallonMilliliterCupQuart

Open Volume

3 Units

Temperature

Convert between Celsius, Fahrenheit, and Kelvin temperature scales.

CelsiusFahrenheitKelvin

Open Temperature

25+ Currencies

Live Currency

Convert real-time exchange rates for USD, EUR, GBP, JPY, CAD, AUD, INR, CHF.

USDEURGBPJPYCADINR

Open Live Currency

5 Units + Cost

Fuel Economy

Convert MPG (US), MPG (UK), L/100km, km/L with trip fuel cost calculator.

MPG (US)MPG (UK)L/100 kmkm/L

Open Fuel Economy

11 Units + Speed

Data Storage

Convert Bytes, KB, MB, GB, TB, Bits with file download time estimator.

ByteKBMBGBTBBit

Open Data Storage

7 Units + Braking

Speed

Convert mph, km/h, m/s, knots, ft/s, and Mach with stopping distance calculator.

mphkm/hm/sKnotMach

Open Speed

18 Sizes + DPI

Paper Size

Convert ISO A/B/C and US paper sizes to mm, cm, inches, and pixels at various DPIs.

A4LetterA3LegalA5

Open Paper Size

US, UK, EU, CM

Shoe Size

Convert international shoe sizes for Men, Women, and Kids with foot length guides.

USUKEUMondopoint (CM)

Open Shoe Size

Text Analyzer

Word Counter

Count words, characters, sentences, reading time, and keyword density live.

WordsCharsSentencesReading Time

Open Word Counter

11 Text Formats

Case Converter

Transform text to UPPERCASE, lowercase, Title Case, camelCase, snake_case, kebab-case.

UPPERCASElowercaseTitle CasecamelCase

Open Case Converter

12 Units

Area

Convert square meters, square feet, acres, hectares, and square miles.

Sq MeterSq FootAcreHectare

Open Area

8 Units

Pressure

Convert pascals, PSI, bars, atmospheres, and mmHg pressure units.

PascalPSIBarAtmosphere

Open Pressure

20+ Ingredients

Cooking & Kitchen

Convert culinary cups, tablespoons, teaspoons, and weight per ingredient.

CupTablespoonTeaspoonFluid Oz

Open Cooking & Kitchen

10 Units

Energy

Convert joules, calories, kilowatt-hours, BTU, and electronvolts.

JouleCaloriekWhBTU

Open Energy

11 Units

Time

Convert seconds, minutes, hours, days, weeks, months, and years.

SecondMinuteHourDayWeek

Open Time

8 Units

Volume - Dry

Convert bushels, pecks, dry gallons, and agricultural volumes.

BushelPeckDry Gallon

Open Volume - Dry

Frequently Asked Questions

Quick answers to common questions

Q:How many converters does ConvertMate offer?

ConvertMate offers dozens of converters across length, weight, volume, temperature, area, pressure, energy, and more — plus productivity tools like a word counter and case converter.

Q:Are all the converters free?

Yes, every converter and tool on ConvertMate is free to use with no sign-up, no ads on conversions, and no hidden limits.

Q:Can I convert in both directions?

Yes. Every dedicated converter page works in both directions, and the multi-unit category hubs let you convert between all units in a category at once.