The application is to convert the units.
◉◉ Convertible units ◉◉
1. Length
- cm/m/km/inch/ft/yd/mile/척/간/정/리/해리
2. Area
- m^2/are/ft^2/yd^2/acre/평방자/평/단보/정보/ha
3. Weight
- g/kg/ton/grain/oz/lbs/돈/근/관/냥
4. Volume
- cm^3/m^3/l/in^3/ft^3/yd^3/gallon/홉/되/말/Barrel
5. Temperature
- Celsius / Fahrenheit
6. Pressure
- atm/Pa/hPa/kPa/MPa/mb/bar/psi
7. Velocity
- m/s, m/h, km/s, km/h, in/s, in/h, ft/s, ft/h, mi/s, mi/h, kn, mach
Thanks...