Everyone's Calculator

Unit Converter

Quickly convert length, area, mass, and volume units.

Result

0.1 cm

Common unit references are included for practical conversion needs.

Unit converter

Convert length, area, mass, volume, and speed.

Converts between common units using standard conversion factors.

  • Length: mm, cm, m, km, inch, foot, mile, nautical mile, and traditional units.E.g. 1 m = 100 cm ≈ 3.28084 ft.
  • Area: m², are, hectare, square feet, acre, pyeong (坪), etc.E.g. 1 pyeong ≈ 3.3058 m².
SI units
The International System of Units (SI) defines base units (metre, kilogram, second, ampere, etc.) and derived units used worldwide in science and trade.
Pyeong (坪)
Pyeong is a unit of area used in Korea and Japan; 1 pyeong ≈ 3.3058 m². It is commonly used for floor area in real estate.