All Unit Conversions

Browse 98+ instant conversion calculators across 10 categories. Every converter includes the exact formula, a lookup table, practical examples, and FAQs — all running 100% in your browser.

98Converters
10Categories
0msServer Latency
📏

Length & Distance

18 converters
⇄Kilometers → Mileskm → mi⇄Miles → Kilometersmi → km⇄Centimeters → Inchescm → in⇄Inches → Centimetersin → cm⇄Meters → Feetm → ft⇄Feet → Metersft → m⇄Millimeters → Inchesmm → in⇄Inches → Millimetersin → mm⇄Yards → Metersyd → m⇄Meters → Yardsm → yd⇄Feet → Inchesft → in⇄Inches → Feetin → ft⇄Feet → Centimetersft → cm⇄Centimeters → Feetcm → ft⇄Millimeters → Centimetersmm → cm⇄Centimeters → Millimeterscm → mm⇄Meters → Kilometersm → km⇄Kilometers → Meterskm → m
⚖️

Weight & Mass

12 converters
⇄Kilograms → Poundskg → lbs⇄Pounds → Kilogramslbs → kg⇄Grams → Ouncesg → oz⇄Ounces → Gramsoz → g⇄Kilograms → Stonekg → st⇄Stone → Kilogramsst → kg⇄Pounds → Ounceslbs → oz⇄Ounces → Poundsoz → lbs⇄Kilograms → Gramskg → g⇄Grams → Kilogramsg → kg⇄Pounds → Stonelbs → st⇄Stone → Poundsst → lbs
🌡️

Temperature

6 converters
⇄Celsius → Fahrenheit°C → °F⇄Fahrenheit → Celsius°F → °C⇄Celsius → Kelvin°C → K⇄Kelvin → CelsiusK → °C⇄Fahrenheit → Kelvin°F → K⇄Kelvin → FahrenheitK → °F
▭

Area & Surface

8 converters
⇄Acres → Square Feetacres → sq ft⇄Square Feet → Acressq ft → acres⇄Square Meters → Square Feetm² → ft²⇄Square Feet → Square Metersft² → m²⇄Hectares → Acresha → ac⇄Acres → Hectaresac → ha⇄Square Yards → Square Feetyd² → ft²⇄Square Feet → Square Yardsft² → yd²
🧪

Volume & Capacity

18 converters
⇄Gallons → Litersgal → L⇄Liters → GallonsL → gal⇄US Cups → Milliliterscup → mL⇄Milliliters → US CupsmL → cup⇄Tablespoons → Milliliterstbsp → mL⇄Milliliters → TablespoonsmL → tbsp⇄Teaspoons → Milliliterstsp → mL⇄Milliliters → TeaspoonsmL → tsp⇄Liters → MillilitersL → mL⇄Milliliters → LitersmL → L⇄US Cups → Literscup → L⇄Liters → US CupsL → cup⇄US Fluid Ounces → Millilitersfl oz → mL⇄Milliliters → US Fluid OuncesmL → fl oz⇄US Quarts → Litersqt → L⇄Liters → US QuartsL → qt⇄US Pints → Literspt → L⇄Liters → US PintsL → pt
💨

Speed & Velocity

7 converters
⇄Miles per Hour → Kilometers per Hourmph → km/h⇄Kilometers per Hour → Miles per Hourkm/h → mph⇄Knots → Miles per Hourkn → mph⇄Knots → Kilometers per Hourkn → km/h⇄Kilometers per Hour → Knotskm/h → kn⇄Miles per Hour → Feet per Secondmph → ft/s⇄Feet per Second → Miles per Hourft/s → mph
⏱️

Time

6 converters
⇄Hours → Minuteshr → min⇄Minutes → Hoursmin → hr⇄Days → Hoursd → hr⇄Hours → Dayshr → d⇄Weeks → Dayswk → d⇄Days → Weeksd → wk
💾

Data Storage

7 converters
⇄Megabytes → GigabytesMB → GB⇄Gigabytes → MegabytesGB → MB⇄Gigabytes → TerabytesGB → TB⇄Terabytes → GigabytesTB → GB⇄Kilobytes → MegabytesKB → MB⇄Megabytes → KilobytesMB → KB⇄Terabytes → GigabytesTB → GB
⚡

Energy & Work

8 converters
⇄Joules → CaloriesJ → cal⇄Calories → Joulescal → J⇄Kilowatt-hours → JouleskWh → J⇄Joules → Kilowatt-hoursJ → kWh⇄Kilocalories → Kilojouleskcal → kJ⇄Kilojoules → KilocalorieskJ → kcal⇄BTU → Kilowatt-hoursBTU → kWh⇄Kilowatt-hours → BTUkWh → BTU
🔵

Pressure & Stress

8 converters
⇄PSI → Barpsi → bar⇄Bar → PSIbar → psi⇄Atmospheres → PSIatm → PSI⇄PSI → AtmospheresPSI → atm⇄Atmospheres → Baratm → bar⇄Bar → Atmospheresbar → atm⇄PSI → KilopascalsPSI → kPa⇄Kilopascals → PSIkPa → PSI
DISCOVER MORE

Popular Specialized Calculators & Converters

📐
Passport Photo ResizerExact 2×2 in / 600×600px at 300 DPI
📄
Merge PDF OnlineCombine multiple PDF files into one
🔄
JSON to CSV ConverterConvert JSON objects to CSV tables
🔒
Strong Password GeneratorCreate 24+ char uncrackable keys
⚡
Email Validation RegexRFC-compliant email regex pattern
⏰
Every 5 Mins Cron*/5 * * * * schedule generator
EXPLORE ALL TOOL SUITES
🔄Unit Conversions🖼️Image Resizer📄PDF Tools📊Data Converter📱QR Generator🔒Password Checker⚡Regex Tester🕐Cron Builder🖨️DPI Calculator📏Screen Ruler🎨Color Tools📐Aspect Ratio🥗Health Calculators