Unit converters
Convert between common units including temperature, speed, volume and time using these free unit converters.
Free unit conversion tools
These unit converters help you quickly switch between everyday units used in the UK and internationally. Whether you are converting miles to kilometres, Celsius to Fahrenheit, litres to gallons, or minutes to hours, these tools give instant results with no sign-up required.
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Convert units
Enter the value you want to convert.
Result: –
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Unit converter FAQs
What units can I convert?
These unit converters support temperature (Celsius, Fahrenheit), speed (mph, km/h), volume (litres, millilitres, gallons) and time (seconds, minutes, hours and days).
Are these conversions accurate?
Yes. The converters use standard mathematical formulas and conversion factors. Results are rounded for clarity, which is suitable for everyday use.
Can I use this for travel or study?
Absolutely. These unit converters are useful for travel planning, studying, fitness, cooking, and understanding measurements shown in different unit systems.
Why are some results rounded?
To keep the results easy to read, values are rounded to a sensible number of decimal places. The underlying calculations still use accurate conversion formulas.
These free unit converters are designed for fast everyday calculations. Convert temperature, speed, volume or time instantly using one simple tool.
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