What is a length converter?

A length converter changes values between distance units such as meter, kilometer, foot, inch, yard, and mile.

Can I convert metric and imperial units?

Yes. It supports practical conversion between common metric and imperial distance units.

Is it accurate for engineering calculations?

It is useful for quick conversion, but critical engineering work should be verified with approved standards.

Can students use this for homework?

Yes. It is a practical helper for study, assignments, and quick checks.

Length converter

Length Converter

Convert across metric, imperial, nautical, and scientific distance units in one place.

Length Converter

Distance and scale

Amount

From

Precision

Filter units

Result0.001 um

Active conversion

1 nm = 0.001 um

18 units shown

All converted values

Compare the same amount across every unit in this category.

Nanometer (nm)1 nm

Micrometer (um)0.001 um

Millimeter (mm)0.000001 mm

Centimeter (cm)1.0000e-7 cm

Decimeter (dm)1.0000e-8 dm

Meter (m)1.0000e-9 m

Decameter (dam)1.0000e-10 dam

Hectometer (hm)1.0000e-11 hm

Kilometer (km)1.0000e-12 km

Inch (in)3.9370e-8 in

Foot (ft)3.2808e-9 ft

Yard (yd)1.0936e-9 yd

Mile (mi)6.2137e-13 mi

Nautical mile (nmi)5.3996e-13 nmi

Fathom (fathom)5.4681e-10 fathom

Chain (ch)4.9710e-11 ch

Furlong (fur)4.9710e-12 fur

Astronomical unit (AU)6.6846e-21 AU

Related tools

Converters

Weight Converter

Convert between metric, imperial, jewelry, and industrial weight units in one precise tool.

Converters

Temperature Converter

Convert Celsius, Fahrenheit, Kelvin, Rankine, and more with formula-based precision.

Converters

Area Converter

Convert square units for land, floor area, geometry, and property measurement.

Converters

Volume Converter

Convert liters, milliliters, cups, gallons, pints, quarts, cubic units, and more.

Help & answers

Frequently Asked Questions

Important disclaimer: Alexonic Tools is completely free to use. There is no charge, and we do not save tool inputs or generated results. We value customer privacy and keep building and fixing each day. Always verify important financial, payroll, legal, tax, business, or production-code results before relying on them. If you see an issue, need a tool, or require an update, send feedback to the developer.