- Added feature to select preferred units .
- Added dark theme.
Length Unit Converter converts one given length unit to other .
Included units are mm(millimetre) , cm (centimetre) , m (meter), in (inch), yard (yd) , foot (ft) , mile (mi) , nautical mile (nmi) .
Also has feature to add or subtract lengths in any of given length unit . Result is displayed in all length unit formats.
