Universal Converter Studio

Convert anything.
Instantly.

Units, data, time zones, timestamps, currencies, engineering measurements and more — fast, private and free.

Runs locallyNo account requiredNo third-party calculation dependenciesOffline-ready unit conversions

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Popular conversions

Direct routes for common conversion intent.

mm → inMillimeter to Inch kg → lbKilogram to Pound °C → °FCelsius to Fahrenheit cm → inCentimeter to Inch B → GBByte to Gigabyte B → MBByte to Megabyte B → KBByte to Kilobyte B → TBByte to Terabyte B → bitByte to Bit in → mmInch to Millimeter lb → kgPound to Kilogram °F → °CFahrenheit to Celsius in → cmInch to Centimeter s → minSecond to Minute min → sMinute to Second min → hMinute to Hour h → minHour to Minute h → dHour to Day

Converter categories

Measurement, engineering, data and everyday units.

Length

Distance and length measurements from atomic and manufacturing scales through surveying and astronomy.

24 supported unitsmm → incm → inin → mm

Mass & Weight

Mass units spanning laboratory scales, everyday weights, precious metals and large industrial quantities.

19 supported unitskg → lblb → kgoz → g

Temperature

Temperature scales with affine conversion formulas, including modern and historical scales.

8 supported units°C → °F°F → °CK → °C

Volume

Metric, cubic, US customary, UK imperial and industrial volume units.

25 supported unitsL → US galUS gal → LmL → US fl oz

Area

Surface area units from microscopic scientific scales through land surveying and geographic areas.

15 supported unitsft² → m²m² → ft²acre → ft²

Speed

Deterministic linear speed units. Mach is excluded as a fixed unit because the local speed of sound depends on medium and conditions.

7 supported unitsmph → km/hkm/h → mphkn → mph

Acceleration

Linear acceleration units used in physics, engineering, navigation and vehicle performance.

6 supported unitsBrowse 6 supported units

Cooking

International kitchen volume conversions with explicit US, metric, Australian and Imperial standards; ingredient mass requires density and is not guessed.

20 supported unitscup → mLmL → cuptbsp → mL

Time Duration

Fixed-duration time units from femtoseconds through a defined Julian year.

13 supported unitss → minmin → smin → h

Pressure

Pressure units used in engineering, weather, tires, vacuum, medicine and fluid columns.

16 supported unitskPa → psipsi → kPabar → psi

Energy

Mechanical, thermal, electrical, particle-physics and large-scale energy units.

17 supported unitsJ → calcal → J

Power

Rate of energy transfer across electrical, mechanical, thermal and HVAC systems.

12 supported unitsW → hphp → W

Force

Force units used in SI, CGS, US customary and legacy engineering systems.

10 supported unitsBrowse 10 supported units

Torque

Moment of force units used in mechanical, automotive and engineering work.

8 supported unitsBrowse 8 supported units

Density

Mass per unit volume.

4 supported unitsBrowse 4 supported units

Frequency

Cycles, events and angular frequency per second.

8 supported unitsBrowse 8 supported units

Angle

Plane-angle units from astronomical sub-arcsecond scales through full rotations.

11 supported unitsBrowse 11 supported units

Electric Charge

Electric charge units from SI coulombs to battery charge and elementary charge.

8 supported unitsBrowse 8 supported units

Electric Current

Electric current units from amperes through SI prefixes and CGS electromagnetic units.

7 supported unitsBrowse 7 supported units

Voltage

Electric potential difference units using SI volt prefixes and legacy electromagnetic units.

7 supported unitsBrowse 7 supported units

Electrical Resistance

Electrical resistance units from ohms through SI prefixes and the CGS abohm.

7 supported unitsBrowse 7 supported units

Capacitance

Capacitance units from farads to common SI submultiples used in electronics.

7 supported unitsBrowse 7 supported units

Inductance

Inductance units from henries to common SI submultiples used in electronics and power systems.

7 supported unitsBrowse 7 supported units

Volumetric Flow Rate

Volumetric flow rate units for fluids and ventilation. Mass flow is a separate quantity and requires density to relate to volume flow.

8 supported unitsBrowse 8 supported units

Dynamic Viscosity

Dynamic viscosity units for fluid resistance to shear. Kinematic viscosity is kept separate because relating the two requires density.

5 supported unitsBrowse 5 supported units

Kinematic Viscosity

Kinematic viscosity units for momentum diffusivity. Dynamic viscosity is kept separate because converting between them requires fluid density.

6 supported unitsBrowse 6 supported units

Illuminance

Illuminance units measuring luminous flux incident on a surface. Lumen and candela are different photometric quantities and are not directly converted here.

4 supported unitsBrowse 4 supported units