Unit Converters
Convert between units like power, weight, volume, speed, and more. Free and instant online unit converter tools for daily and professional use.
All-in-One Online Unit Converter Tools for Every Need
In today’s fast-paced, data-driven world, unit conversions are essential. Whether you're cooking, building, designing, or analyzing, having accurate, instant unit converters saves time and prevents errors.
At Web Converter Tools, we offer a comprehensive suite of free online unit converter tools designed for professionals, students, and everyday users. From converting kilograms to pounds to translating power from watts to horsepower, our tools are built for speed, accuracy, and convenience.
Below is a complete guide to each of our unit converter tools, their use cases, and why they matter.
Power Converter
Use our Power Converter to convert between common power units such as watts (W), kilowatts (kW), horsepower (hp), BTU/hr, and more.
🔌 Key Use Cases:
Comparing appliance energy usage
Converting motor outputs in mechanical or automotive systems
Calculating solar or renewable energy metrics
Supported Units:
Watts (W)
Kilowatts (kW)
Horsepower (hp)
BTUs per hour (BTU/hr)
Weight Converter
The Weight Converter lets you easily switch between units like kilograms, pounds, ounces, stones, and tons.
⚖️ Ideal For:
Converting body weight or shipping weights
Cooking and nutrition measurements
Industrial and scientific data logging
Units You Can Convert:
Kilograms (kg)
Pounds (lb)
Grams (g)
Ounces (oz)
Stones (st)
Metric tons
Temperature Converter
Quickly convert between Celsius, Fahrenheit, and Kelvin using our Temperature Converter.
🌡️ Common Use Cases:
Weather temperature conversions
Scientific temperature readings
Cooking and food safety
Convert Between:
Celsius (°C)
Fahrenheit (°F)
Kelvin (K)
Voltage (Electric) Converter
Our Voltage Converter handles conversions across volts, millivolts, kilovolts, and more.
🔋 Best For:
Electrical engineering
Global electronics standards
Power supply compatibility checks
Supported Units:
Volts (V)
Millivolts (mV)
Kilovolts (kV)
Area Converter
The Area Converter helps you switch between measurements like square meters, acres, hectares, square feet, and more.
🏡 Common Scenarios:
Real estate measurement
Agriculture and farming
Construction and interior design
Convert From/To:
Square meters (m²)
Acres
Hectares
Square feet (ft²)
Square inches
Length Converter
With our Length Converter, you can convert between metric and imperial systems: meters, feet, inches, miles, and more.
📏 Great For:
Tailoring and fashion
Road distance measurement
Construction and architectural planning
Conversion Options:
Meters (m)
Centimeters (cm)
Kilometers (km)
Inches (in)
Feet (ft)
Miles (mi)
Byte/Bit Converter
Convert between bits, bytes, kilobytes, megabytes, gigabytes, and more using the Byte/Bit Converter.
💾 Use Cases:
Data storage and bandwidth calculations
Networking metrics
File size optimization
Includes:
Bits
Bytes
Kilobytes (KB)
Megabytes (MB)
Gigabytes (GB)
Terabytes (TB)
Time Converter
Use the Time Converter to switch between seconds, minutes, hours, days, and weeks.
⏳ Perfect For:
Scheduling and time tracking
Time zone-based planning
Academic and lab time measurement
Convert Between:
Seconds
Minutes
Hours
Days
Weeks
Pressure Converter
The Pressure Converter allows you to convert units like pascals, bar, psi, atmospheres, and more.
🔧 Use Cases:
Tire pressure checks
Lab pressure calibrations
HVAC and plumbing engineering
Units Supported:
Pascal (Pa)
Bar
Pounds per square inch (psi)
Atmospheres (atm)
Torr
Speed Converter
Convert between km/h, mph, m/s, knots, and more using our Speed Converter.
🚗 Ideal For:
Vehicle speed comparisons
Navigation and aviation
Sports training metrics
Convert Between:
Kilometers per hour (km/h)
Miles per hour (mph)
Meters per second (m/s)
Knots
Volume Converter
The Volume Converter lets you convert liquid and space volumes between liters, gallons, cups, milliliters, and more.
🧪 Common Applications:
Cooking and baking
Liquid chemical measurement
Fuel and fluid analysis
Supported Units:
Liters (L)
Milliliters (ml)
Gallons (US & UK)
Quarts
Cups
Cubic meters
Torque Converter
Our Torque Converter is designed for mechanical and automotive professionals. Convert between Nm, lb-ft, kgf·m, and others.
⚙️ Use Cases:
Car engine torque specs
Industrial machinery adjustments
Tool calibration
Convert Units:
Newton-meters (Nm)
Pound-feet (lb-ft)
Kilogram-force meters (kgf·m)
Pound-inches (lb-in)
Ounce-inches (oz-in)
✅ Why Use Our Unit Converter Tools?
Free & Instant – No sign-up or cost involved
Accurate Results – Built for technical precision
Mobile-Friendly – Use on any device
Professionally Useful – Ideal for students, engineers, scientists, mechanics, and educators
Easy UI – Simple, fast interface for anyone to use
🌐 Explore More Tools on Web Converter Tools
Want more than just unit converters? We offer:
🧠 Final Thoughts
With a complete suite of unit converter tools, Web Converter Tools simplifies complex calculations across all domains. Whether you’re working on a construction project, a software platform, or a science experiment, we’ve got you covered.
These tools are not only designed for technical accuracy but also optimized for speed, usability, and accessibility across all devices. Say goodbye to cluttered interfaces or confusing formulas—just input, convert, and get your result.