Unit Converter
Convert between length, weight, and temperature units instantly, with a full multi-unit comparison table — free and processed entirely in your browser.
1 m converts to:
About the Unit Converter
Our free online unit converter handles everyday conversions across three categories: Length, Weight / Mass, and Temperature. Type a value, pick your starting and target units, and get an instant, accurate result — no formulas to remember and no calculator required.
Beyond a single conversion, the tool also shows a full comparison table with your value converted to every other unit in the active category at once, so you can see how it stacks up across the board in a single glance.
How to Convert a Unit
Step 1
Select a category
Choose Length, Weight / Mass, or Temperature from the tabs at the top of the converter.
Step 2
Enter a value and units
Type the value to convert, then pick the starting and target units. Use the swap button to reverse them instantly.
Step 3
Read the instant result
The converted result updates in real time, alongside a full comparison table showing every other unit at once.
Frequently Asked Questions
Which categories are supported?
The converter currently supports Length (meters, centimeters, millimeters, kilometers, inches, feet, yards, and miles), Weight / Mass (kilograms, grams, milligrams, pounds, and ounces), and Temperature (Celsius, Fahrenheit, and Kelvin).
Are the calculations precise?
Yes. Standard scientific conversion formulas are used for every unit, and results are rounded to 4-6 decimal places for readability without sacrificing accuracy.
Does it cost money?
No. The unit converter is 100% free to use, with no registration or account required.
Does the result update automatically?
Yes. As soon as you change the value or either unit, the result field and the full comparison table recalculate instantly — there's no need to click a button.