How accurate are the unit conversions?

Our conversions use standard international conversion factors and are accurate to 4 decimal places.

Does this tool send my data to a server?

No. All calculations happen locally in your browser using JavaScript. Nothing is transmitted or stored.

What units are supported?

We support common length (meters, miles, feet), weight (kg, pounds), temperature (Celsius, Fahrenheit), and data storage (MB, GB, TB) units.

Does the converter work offline?

Yes! Because the logic is entirely written in JavaScript within the browser, you can continue to use the tool even if you lose your internet connection.

How do I switch categories?

Simply click on the category buttons (Length, Weight, Temperature, Data Storage) at the top of the configuration panel to change the available units.

Unit Converter - Length, Weight, Temperature

Free online unit converter for length, weight, temperature, and data storage. Fast, accurate, easy to use.

Configuration Panel

lock Processing Locally

About Unit Converter

Our Unit Converter is a free, instant tool for converting between length, weight, temperature, and data storage units. All calculations happen locally in your browser — no server requests, no data collection.

Features

check Length: meters, km, miles, feet, inches, cm
check Weight: kg, grams, pounds, ounces
check Temperature: Celsius, Fahrenheit, Kelvin
check Data: bytes, KB, MB, GB, TB
check 100% client-side — no data leaves your browser

How to Use

Select a category (length, weight, temperature, or data)
Enter the value you want to convert
Choose the source and target units
Results update instantly as you type

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Unit Converter

Convert length, weight, temperature