Unit Converter – Offline All-in-One
com.unitconverterall
A fast, simple and powerful unit conversion app designed for everyday calculations. Convert units instantly without an internet connection.
Instant, Accurate Conversions at Your Fingertips
Whether you're a student, professional, engineer, traveler, cook, DIY enthusiast, or simply need a quick conversion, this all-in-one unit converter puts the most useful conversion tools in one clean app.
Fast & Easy Conversion
Enter a value, select your units, and get the converted result instantly. No complicated setup and no unnecessary steps.
Works 100% Offline
No internet connection required. Use the app anywhere — at home, at work, while traveling, or when off the grid.
Clean & Modern Design
Enjoy a simple, premium-style interface designed to make multi-unit conversions quick, frictionless, and intuitive.
📐 Multiple Conversion Categories
Convert between a wide range of commonly used metric, imperial, SI, and specialized unit standards across all everyday domains:
Length & Distance
Kilometer (km), Meter (m), Centimeter (cm), Millimeter (mm), Mile, Yard, Foot (ft), Inch (in), Nautical Mile
Weight / Mass
Kilogram (kg), Gram (g), Milligram (mg), Pound (lb), Ounce (oz), Metric Ton, Stone
Area
Square Meter, Square Foot, Acre, Hectare, Square Kilometer, Square Mile, Square Yard
Volume & Capacity
Liter (L), Milliliter (mL), Gallon (US/UK), Fluid Ounce, Cup, Pint, Quart, Cubic Meter
Temperature
Celsius (°C), Fahrenheit (°F), Kelvin (K)
Speed & Velocity
Kilometers per hour (km/h), Miles per hour (mph), Meters per second (m/s), Knots, Foot/s
Time & Duration
Seconds, Minutes, Hours, Days, Weeks, Months, Years, Milliseconds, Microseconds
Pressure
Bar, PSI (pound/sq inch), Pascal (Pa), Kilopascal (kPa), Standard Atmosphere (atm), Torr
Energy & Work
Joule (J), Kilojoule (kJ), Calorie (cal), Kilocalorie (kcal), Kilowatt-hour (kWh), BTU
Power
Watt (W), Kilowatt (kW), Megawatt (MW), Horsepower (hp), Foot-pounds/min
Frequency
Hertz (Hz), Kilohertz (kHz), Megahertz (MHz), Gigahertz (GHz), RPM
Digital Storage
Byte (B), Kilobyte (KB), Megabyte (MB), Gigabyte (GB), Terabyte (TB), Petabyte (PB)
Data Transfer Rate
bps, Kbps, Mbps, Gbps, KB/s, MB/s, GB/s
Angle
Degree (°), Radian (rad), Gradian (grad), Minute of arc, Second of arc
Fuel Economy
Miles per Gallon (MPG US/UK), Liters per 100km (L/100km), km/L
And More...
Continuously updated with specialized scientific and everyday conversion standards
🚀 Why Choose Unit Converter?
Built to be the fastest, most reliable tool in your daily workflow.
All-in-one conversion tool
Combines all primary engineering, scientific, and household unit systems into one unified application.
Fast and accurate calculations
Precision algorithms provide mathematically sound conversion results with instant decimal computation.
Offline conversion support
Complete independence from network connections or cloud servers for private, on-the-go utility.
Simple and intuitive interface
Clean layout with no cluttered menus, no steep learning curve, and no distracting elements.
Multiple unit categories
Easily switch between Length, Weight, Volume, Area, Speed, Temperature, Energy, Power, and more.
Easy unit selection
Searchable, categorized dropdowns let you pick your source and destination units in seconds.
Instant results as you type
Dynamic real-time evaluation updates values live without having to tap a separate calculate button.
Lightweight and convenient
Minimal app size and low resource footprint ensuring smooth performance on all Android devices.
Designed for everyday use
Perfect companion for study sessions, home cooking, workshop DIY, travel, and professional work.
🎯 Useful for Everyone
Whether at school, in the lab, in the kitchen, or at the job site:
Students & Teachers
Solve math, physics, and science homework problems quickly with precise unit translations.
Engineers & Professionals
Convert technical specifications between SI and Imperial standards across mechanical and electrical fields.
Construction & DIY Projects
Measure materials, calculate dimensions, lumber sizes, and land areas on site without hassle.
Science & Mathematics
Perform lab calculations across temperature, energy, force, pressure, and frequency units.
Cooking & Recipes
Translate international cookbook measurements between cups, grams, ounces, milliliters, and teaspoons.
Fitness & Measurements
Track body weight, height, running speed, and nutritional energy across different metric scales.
Travel & International Trips
Understand local speed limits (mph vs km/h), temperatures (°F vs °C), and clothing measurements abroad.
Home & Office Calculations
Daily utility tool for storage drive conversions, package weights, and standard conversions at work.
Important Calculation Note
Conversion results are provided for general informational and calculation purposes. Always verify measurements where precision is critical or where professional, engineering, medical, financial, or safety decisions depend on the result.
Download Unit Converter – Offline All-in-One
Keep a powerful, lightweight, and versatile conversion tool ready in your pocket anytime you need it.