Length Conversion

Convert units of length and distance

Meter (m)
0
Centimeter (cm)
0
Millimeter (mm)
0
Micrometer (um)
0
Nanometer (nm)
0
Mile (mi)
0
Yard (yd)
0
Foot (ft)
0
Inch (in)
0
Nautical Mile (NM)
0
Light Year (ly)
0
Shaku (ๅฐบ)
0
Ken (้–“)
0
Ri (้‡Œ)
0

Features

Convert between metric and imperial units

Convert 12 units at once, including meters, miles, and feet

Supports shaku, ken, and ri

Convert traditional Japanese shakkanho lengths to modern units too

From light-years to tiny units

Covers extreme scales such as light-years and nanometers

Instant list display as you type

Update results for all units in real time as you enter a number

How to Use

1

Enter the number to convert

Enter the number you want to convert in the value field

2

Select the base unit

Select the unit of the entered number from the base unit list

3

Check the list of converted results

The values converted to all other units are instantly shown in a list

4

Copy the converted value

Get the value for the unit you need with the copy button on the right of each row

Use Cases

Grasp dimensions of overseas specs

Understand product specs in inches or feet using the metric system

Unify units in drawings and designs

Align dimensions that mix millimeters and centimeters into a single unit

Aid math and science learning

Use it to check unit-conversion answers and understand astronomical scales

Research property dimensions

Convert shakkanho ken and shaku to meters to grasp the floor plan

Convert running distances

Check distances given in miles or nautical miles in kilometers

Safety and Privacy

Runs entirely in your browser

Your input data is processed only within your browser and is never sent externally.

Processing only in your browser

unit conversion is processed entirely within your browser, and input data is not sent to any server.

Communications encrypted with HTTPS

Page loading is also encrypted by TLS, and content cannot be read by third parties.

No transmission to third parties

Input content is not sent to external services such as ad networks or trackers.

No automatic saving of results

the conversion result and input suggestions are not stored on the server.