Unit Conversion Tools

Bandwidth, Data Rates & Typography Processed in your browser

Screen PPI, DPI, Dot Pitch & Pixel Density Calculator

Calculate Pixels Per Inch (PPI), diagonal dimension, dot pitch in millimeters, and total megapixels from display resolution.

Length, Weight, Volume & Temperature Processed in your browser

Baker's Percentage & Bread Dough Hydration Calculator

Calculate artisanal sourdough and bread formulas by converting baker's percentages (flour 100%, hydration, salt, yeast) into gram weights.

Length, Weight, Volume & Temperature Processed in your browser

Apparel & Dress Shirt International Size Converter

Convert chest, waist, and collar measurements across US, UK, European, and International alpha sizes (XS, S, M, L, XL, XXL).

Length, Weight, Volume & Temperature Processed in your browser

Automotive Fuel Economy & Consumption Converter

Tri-directional fuel economy converter between Liters per 100km (L/100km), US Miles Per Gallon (MPG), UK MPG, and km/L.

Length, Weight, Volume & Temperature Processed in your browser

International Shoe Size Sizing Matrix Converter

Accurately convert men's, women's, and children's shoe sizes between US, UK, European (EU), Japanese (CM), and Mondopoint (mm).

Energy, Power, Force & Torque Processed in your browser

Astronomical Cosmic Distance & Parsec Converter

Convert astronomical scales between Astronomical Units (AU), Light-Years (ly), Parsecs (pc), and Petameters.

Energy, Power, Force & Torque Processed in your browser

Magnetic Flux Density (Tesla vs Gauss) Converter

Convert magnetic field strength and flux density across Tesla (T), Gauss (G), microtesla (uT), and Weber per square meter.

Energy, Power, Force & Torque Processed in your browser

Radiation Absorbed & Equivalent Dose Converter

Convert radiological units including Sieverts (Sv), Roentgen equivalent man (rem), Gray (Gy), and rad for radiation physics.

Energy, Power, Force & Torque Processed in your browser

Acoustic Frequency, Wavelength & RPM Converter

Convert sound frequencies (Hz, kHz) to rotational RPM, acoustic wavelengths in air (meters/feet), and wave periods.

Energy, Power, Force & Torque Processed in your browser

Thermal Conductivity & Heat Transfer Rate Converter

Convert thermal conductivity units: W/(m·K), cal/(s·cm·°C), and BTU/(hr·ft·°F) for thermodynamic engineering.

Energy, Power, Force & Torque Processed in your browser

Energy Units Converter (Joules, Calories, kWh, BTU)

Convert energy and work measurements between Joules (J), Kilojoules (kJ), Kilocalories (kcal), Watt-hours (Wh), Kilowatt-hours (kWh), and BTUs.

Fuel Economy & Speed Processed in your browser

Fuel Economy Converter (US MPG, Imperial MPG, L/100km)

Convert automotive fuel efficiency between US Miles Per Gallon (MPG), UK Imperial MPG, and metric Liters per 100km (L/100km).

Fuel Economy & Speed Processed in your browser

Electric Vehicle Energy Consumption & MPGe Converter

Convert EV energy consumption between kWh/100km, miles/kWh, Wh/km, MPGe (Miles Per Gallon equivalent), and charging cost.

Energy, Power, Force & Torque Processed in your browser

Torque Unit Converter (N·m, ft·lb, in·lb, kgf·m)

Convert rotational mechanical torque between Newton-meters (N·m), Foot-pounds (ft·lb), Inch-pounds (in·lb), kgf·m, and dyne-cm.

Bandwidth, Data Rates & Typography Processed in your browser

Bandwidth & Data Transfer Rate Speed Calculator

Convert internet connection speeds (Mbps, Gbps) to byte transfer speeds (MB/s, GB/s) and calculate precise file download times.

Energy, Power, Force & Torque Processed in your browser

Angle Degree, Radian & Gradian Geometry Converter

Convert geometric angles between Degrees (°), Radians (rad), Gradians (grad), Arcminutes (′), and Arcseconds (″) with live visual circle rendering.

Energy, Power, Force & Torque Processed in your browser

Density Unit Converter (kg/m³, g/cm³, lb/ft³, lb/in³)

Convert material density between metric kg/m³, g/cm³, imperial pounds per cubic foot (lb/ft³), and pounds per cubic inch with material presets.

Energy, Power, Force & Torque Processed in your browser

Electric Charge Converter (Coulombs, Ah, mAh, Faraday)

Convert electric charge quantity between Coulombs (C), Ampere-hours (Ah), Milliampere-hours (mAh), and Faraday constants.

Energy, Power, Force & Torque Processed in your browser

Volumetric Liquid Flow Rate Converter (GPM, LPM, CFM)

Convert fluid flow rates between US Gallons per Minute (GPM), Liters per Minute (LPM), m³/hr, and cubic feet per minute (CFM).

Energy, Power, Force & Torque Processed in your browser

Force Unit Converter (N, kN, lbf, dynes, kgf)

Convert mechanical force between Newtons (N), Kilonewtons (kN), Pound-force (lbf), Dynes (dyn), and Kilogram-force (kgf).

Energy, Power, Force & Torque Processed in your browser

Illuminance & Light Converter (Lux, Foot-Candles, Lumens/m²)

Convert lighting illuminance levels between Lux (lx), Foot-candles (fc), and Phot with architectural lighting standard guidelines.

Energy, Power, Force & Torque Processed in your browser

Power Converter (kW, Horsepower, BTU/hr, Watts)

Convert energy power between Kilowatts (kW), Mechanical Horsepower (hp), Metric PS, BTU/hr, and Refrigeration Tons.

Energy, Power, Force & Torque Processed in your browser

Fluid Viscosity Converter (Dynamic & Kinematic)

Convert fluid viscosity between Dynamic (Pa·s, Poise, Centipoise) and Kinematic (Stokes, Centistokes, mm²/s) with liquid density coupling.

Fuel Economy & Speed Processed in your browser

Fuel Economy MPG vs L/100km Converter

Convert automobile fuel economy between Miles per US Gallon (MPG), UK Imperial MPG, Liters per 100 km (L/100km), and km/L.

Bandwidth, Data Rates & Typography Processed in your browser

Data Storage & Bytes Unit Converter

Convert digital data storage across decimal (SI: KB, MB, GB, TB) and binary (IEC: KiB, MiB, GiB, TiB) standards with exact byte totals.

Bandwidth, Data Rates & Typography Processed in your browser

Network Transfer Speed Converter

Convert internet and network speeds across bits and bytes (bps, Kbps, Mbps, Gbps, KB/s, MB/s, GB/s).

Length, Weight, Volume & Temperature Processed in your browser

Kitchen & Cooking Measurement Volume Converter

Convert recipe cooking measurements between cups, tablespoons, teaspoons, fluid ounces, milliliters, pints, and liters.

Length, Weight, Volume & Temperature Processed in your browser

Length & Distance Metric/Imperial Converter

Convert length and distance between Metric and Imperial systems (mm, cm, m, km, inches, feet, yards, miles, nautical miles).

Length, Weight, Volume & Temperature Processed in your browser

Mass & Weight Kilograms/Pounds Converter

Convert weight and mass between kilograms, pounds (lbs), ounces (oz), grams, stones, and metric tonnes with fractional imperial breakdowns.

Energy, Power, Force & Torque Processed in your browser

Pressure Bar/PSI/Pascal Converter

Convert physical and engineering pressure measurements across Pascals, Bar, PSI, Torr, atmospheres (atm), and Kilopascals.

Energy, Power, Force & Torque Processed in your browser

Speed & Velocity km/h/mph/knots Converter

Convert velocity and speed between kilometers per hour (km/h), miles per hour (mph), knots, and meters per second (m/s).

Energy, Power, Force & Torque Processed in your browser

Temperature Celsius/Fahrenheit/Kelvin Calculator

Convert temperature bidirectionally across Celsius (°C), Fahrenheit (°F), Kelvin (K), and Rankine with physical reference benchmarks.

Energy, Power, Force & Torque Processed in your browser

Torque Units Converter

Convert rotational mechanical torque between Newton-meters (N·m), foot-pounds (ft-lb), inch-pounds (in-lb), and kgf·m.